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Itech DC Programmable Electronic Loads IT8500 plus User Manual

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Content

Brief Introduction 

DC Programmable Electronic Loads IT8500 plus series is a single-channel programmable electronic load. With power ranges from 150W to 3000W. The user can perform online voltage measurements and adjustments or simulate short circuit test using the simple keypad on the front panel. IT8500+ also offers a full-featured battery mode for discharging test. IT8500+ series DC load is a versatile instrument for static and dynamic testing of power supplies, batteries, AC-DC/DC-DC converters, battery chargers, provides user the best testing solution. 

Model

Voltage

Current

Power

Communication Interface

IT8511+

120V

30A

150W

DB9(TTL)

IT8511A+

150V

30A

150W

DB9(TTL)

IT8511B+

500V

10A

150W

DB9(TTL)

IT8512+

120V

30A

300W

DB9(TTL)

IT8512A+

150V

30A

300W

DB9(TTL)

IT8512B+

500V

15A

300W

DB9(TTL)

IT8512C+

120V

60A

300W

DB9(TTL)

IT8512H+

800V

5A

300W

DB9(TTL)

IT8513A+

150V

60A

400W

DB9(TTL)

IT8513B+

500V

30A

600W

Standard USB/RS232

IT8513C+

120V

120A

600W

DB9(TTL)

IT8514B+

500V

60A

1500W

Standard USB/RS232

IT8514C+

120V

240A

1500W

Standard USB/RS232

IT8516C+

120V

240A

3000W

Standard USB/RS232

Detailed Specifications

Model

IT8511+

 

Rated value ( 0~40 ℃)

Input voltage

0~120V

Input current

0~3A

0~30A

Input power

150W

Minimum operation value

 

0.14V at 3A

 

1.4V at 30A

 

CV mode

Range

0.1~18V

0.1~120V

Resolution

1mV

10mV

Accuracy

±(0.05%+0.02%FS)

±(0.05%+0.025%FS)

 

CC mode

Range

0~3A

0~30A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

CR mode

*1

Range

0.05Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

Accuracy

0.01%+0.08S    *2

0.01%+0.0008S

CP mode

*3

Range

150W

Resolution

10mW

Accuracy

±(0.1%+0.2%FS)

Dynamic mode

 

 

Dynamic mode

CC mode

T1&T2

20uS~3600S /Res:1uS

Accuracy

2uS±100ppm

Rising/Falling slope *4

0.0001~0.2A/uS

0.001~1.5A/uS

Minimum rise time *5

≒10uS

≒10uS

Measuring range

Readback voltage

Range

0~18V

0~120V

Resolution

0.1 mV

1 mV

Accuracy

±(0.025%+0.025%FS)

±(0.025%+0.025%FS)

Readback current

Range

0~3A

0~30A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

 

Readback power

Range

150W

Resolution

10mW

Accuracy

±(0.1%+0.2%FS)

Protection range

OPP

Protection

≒160W

OCP

Protection

≒3.3A

≒33A

OVP

Protection

≒125V

OTP

Protection

≒85℃

Specification

Short

Current( CC )

≒3.3/3A

≒33/30A

 

Voltage( CV )

0V

0V

Resistance( CR

)

≒45mΩ

≒45mΩ

Input Impendance

150KΩ

Dimension

214.5mm*88.2mm*354.6mm

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time

Model

IT8512+

 

Rated value ( 0~40 ℃)

Input voltage

0~120V

Input current

0~3A

0~30A

Input power

300W

Minimum operation

value

 

0.12V at 3A

 

1.2V at 30A

 

CV mode

Range

0.1~18V

0.1~120V

Resolution

1mV

10mV

Accuracy

±(0.05%+0.02%FS)

±(0.05%+0.025%FS)

 

CC mode

Range

0~3A

0~30A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

CR mode

*1

Range

0.05Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

Accuracy

0.01%+0.08S    *2

0.01%+0.0008S

CP mode

*3

Range

300W

Resolution

10mW

Accuracy

±(0.1%+0.2%FS)

Dynamic mode

 

 

Dynamic mode

CC mode

T1&T2

20uS~3600S /Res:1uS

Accuracy

2uS±100ppm

Rising/Falling slope *4

0.0001~0.2A/uS

0.001~1.5A/uS

Minimum rise time *5

≒10uS

≒10uS

Measuring range

Readback voltage

Range

0~18V

0~120V

Resolution

0.1 mV

1 mV

Accuracy

±(0.025%+0.025%FS)

±(0.025%+0.025%FS)

Readback current

Range

0~3A

0~30A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

 

Readback power

Range

300W

Resolution

10mW

Accuracy

±(0.1%+0.2%FS)

Protection range

OPP

Protection

≒320W

OCP

Protection

≒3.3A

≒33A

OVP

Protection

≒125V

OTP

Protection

≒85℃

Specification

 

 

Short

Current( CC )

≒3.3/3A

≒33/30A

Voltage( CV )

0V

0V

Resistance( CR )

≒40mΩ

≒40mΩ

Input Impendance

150KΩ

Dimension

214.5mm*88.2mm*354.6mm

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time

Model

IT8511A+

IT8512A+

 

Rated value ( 0~40 ℃)

Input voltage

0~150V

0~150V

Input current

0~3A

0~30A

0~3A

0~30A

Input power

150W

300W

Minimum operation value

0.25V at 3A

2.5V at 30A

0.14V at 3A

1.4V at 30A

 

CV mode

Range

0.1~18V

0.1~150V

0.1~18V

0.1~150V

Resolution

1mV

10mV

1mV

10mV

Accuracy

±(0.05%+0.0 2%FS)

±(0.05%+0.025%FS)

±(0.05%+0.02%FS)

±(0.05%+0.025%F S)

 

CC mode

Range

0~3A

0~30A

0~3A

0~30A

Resolution

0.1mA

1mA

0.1mA

1mA

Accuracy

±(0.05%+0. 05%FS)

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

±(0.05%+0.05% FS)

 

CR mode

*1

Range

0.05Ω~10Ω

10Ω~7.5KΩ

0.05Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

16bit

Accuracy

0.01%+0.08

S    *2

0.01%+0.0008S

0.01%+0.08S    *2

0.01%+0.0008S

CP mode

*3

Range

150W

300W

Resolution

10mW

10mW

Accuracy

±( 0.1%+0.1%FS )

±( 0.1%+0.1%FS )

Dynamic mode( CC mode )

T1&T2

20uS~3600S /Res:1uS

20uS~3600S /Res:1 uS

Accuracy

2uS±100ppm

2uS±100ppm

Rising/Falling slope *4

0.0001~0.2

A/uS

0.001~1.5A/uS

0.0001~0.2A/uS

0.001~1.5A/uS

Minimum rise time*5

≒10uS

≒10uS

≒10uS

≒10uS

Measuring range

 

Readback voltage

Range

0~18V

0~150V

0~18V

0~150V

Resolution

0.1 mV

1 mV

0.1 mV

1 mV

Accuracy

±(0.025%+0. 025%FS)

±(0.025%+0.025%FS)

±(0.025%+0.025%FS)

±(0.025%+0.025% FS)

 

Readback current

Range

0~3A

0~30A

0~3A

0~30A

Resolution

0.1mA

1mA

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

 

Readback power

Range

150W

300W

Resolution

10mW

10mW

Accuracy

±(0.1%+0.1%FS)

±(0.1%+0.1%FS)

Protection range

OPP

Protection

≒160W

≒320W

OCP

Protection

≒3.3A

≒33A

≒3.3A

≒33A

OVP

Protection

≒160V

≒160V

OTP

Protection

≒85℃

≒85℃

Specification

 

 

Short

Current( CC )

≒3.3/3A

≒33/30A

≒3.3/3A

≒33/30A

Voltage( CV )

0V

0V

0V

0V

Resistance( CR

)

≒80mΩ

≒80mΩ

≒40mΩ

≒40mΩ

Input Impendance

150KΩ

150KΩ

Dimension

214.5mm*88.2mm*354.6mm

214.5mm*88.2mm*354.6mm

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time
 

Model

IT8511B+

 

Rated value ( 0~40 ℃)

Input voltage

0~500V

Input current

0~3A

0~10A

Input power

150W

Minimum operation value

 

1.2V at 3A

 

4V at 10A

 

CV mode

Range

0.1~50V

0.1~500V

Resolution

1mV

10mV

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

 

CC mode

Range

0~3A

0~10A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

CR mode

*1

Range

0.5Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

Accuracy

0.01%+0.08S    *2

0.01%+0.0008S

CP mode

*3

Range

150W

Resolution

10mW

Accuracy

0.1%+0.2%FS

Dynamic mode

 

 

Dynamic mode

CC mode

T1&T2

20uS~3600S /Res:1uS

Accuracy

2uS±100ppm

Rising/Falling slope *4

0.0001~0.2A/uS

0.001~0.8A/uS

Minimum rise

time *5

≒10uS

≒10uS

Measuring range

Readback voltage

Range

0~50V

0~500V

Resolution

1 mV

10 mV

Accuracy

±(0.025%+0.025%FS)

±(0.025%+0.025%FS)

Readback current

Range

0~3A

0~10A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

Copyright © Itech Electronic Co., Ltd.                                                                       54

 

 

Readback power

Range

150W

Resolution

10mW

Accuracy

±(0.1%+0.2%FS)

Protection range

OPP

Protection

≒160W

OCP

Protection

≒3.3A

≒11A

OVP

Protection

≒530V

OTP

Protection

≒85℃

Specification

 

 

Short

Current( CC )

≒3.3/3A

≒11/10A

Voltage( CV )

0V

0V

Resistance( C R )

≒400mΩ

≒400mΩ

Input Impendance

1MΩ

Dimension

214.5mm*88.2mm*354.6mm

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time
 

Model

IT8512B+

 

Rated value ( 0~40 ℃)

Input voltage

0~500V

Input current

0~3A

0~15A

Input power

300W

Minimum operation

value

 

0.6V at 3A

 

3V at 15A

 

CV mode

Range

0.1~50V

0.1~500V

Resolution

1mV

10mV

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

 

CC mode

Range

0~3A

0~15A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

CR mode

*1

Range

0.3Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

Accuracy

0.01%+0.08S    *2

0.01%+0.0008S

CP mode

*3

Range

300W

Resolution

10mW

Accuracy

0.1%+0.2%FS

Dynamic mode

 

 

Dynamic mode

CC mode

T1&T2

20uS~3600S /Res:1uS

Accuracy

2uS±100ppm

Rising/Falling slope *4

0.0001~0.2A/uS

0.001~0.8A/uS

Minimum rise time *5

≒10uS

≒10uS

Measuring range

Readback voltage

Range

0~50V

0~500V

Resolution

1 mV

10 mV

 

Accuracy

±(0.025%+0.025%FS)

±(0.025%+0.025%FS)

Readback current

Range

0~3A

0~15A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

 

Readback power

Range

300W

Resolution

10mW

Accuracy

±(0.1%+0.2%FS)

Protection range

OPP

Protection

≒320W

OCP

Protection

≒3.3A

≒16A

OVP

Protection

≒530V

OTP

Protection

≒85℃

Specification

 

 

Short

Current( CC )

≒3.3/3A

≒16/15A

Voltage( CV )

0V

0V

Resistance( CR )

≒180mΩ

≒180mΩ

Input Impendance

1MΩ

Dimension

214.5mm*88.2mm*354.6mm

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time

Model

IT8512C+

 

Rated value ( 0~40 ℃)

Input voltage

0~120V

Input current

0~6A

0~60A

Input power

300W

Minimum operation

value

 

0.25V at 6A

 

2.5V at 60A

 

CV mode

Range

0.1~18V

0.1~120V

Resolution

1mV

10mV

Accuracy

±(0.05%+0.02%FS)

±(0.05%+0.025%FS)

 

CC mode

Range

0~6A

0~60A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.1%FS)

CR mode

*1

Range

0.05Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

Accuracy

0.01%+0.08S    *2

0.01%+0.0008S

CP mode

*3

Range

300W

Resolution

10mW

Accuracy

±(0.1%+0.3%FS)

Dynamic mode

 

Dynamic mode

CC mode

T1&T2

20uS~3600S /Res:1uS

Accuracy

2uS±100ppm

Rising/Falling slope *4

0.0001~0.3A/uS

0.001~3A/uS

 

Minimum rise time *5

≒10uS

≒10uS

Measuring range

 

Readback voltage

Range

0~18V

0~120V

Resolution

0.1 mV

1 mV

Accuracy

±(0.025%+0.025%FS)

±(0.025%+0.025%FS)

 

Readback current

Range

0~6A

0~60A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.1%FS)

 

Readback power

Range

300W

Resolution

10mW

Accuracy

±(0.1%+0.3%FS)

Protection range

OPP

Protection

≒320W

OCP

Protection

≒6.5A

≒65A

OVP

Protection

≒125V

OTP

Protection

≒85℃

Specification

 

 

Short

Current( CC )

≒6.5/6A

≒65/60A

Voltage( CV )

0V

0V

Resistance( C R )

≒40mΩ

≒40mΩ

Input Impendance

150KΩ

Dimension

214.5mm*88.2mm*354.6mm

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time

Model

IT8512H+

 

Rated value ( 0~40 ℃)

Input voltage

0~800V

Input current

0~1A

0~5A

Input power

300W

Minimum operation value

 

1.4V at 1A

 

7V at 5A

 

CV mode

Range

0.1~80V

0.1~800V

Resolution

1mV

10mV

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

 

CC mode

Range

0~1A

0~5A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.1%FS)

±(0.05%+0.05%FS)

CR mode

*1

Range

2Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

Accuracy

0.01%+0.08S    *2

0.01%+0.0008S

CP mode

*3

Range

300W

Resolution

10mW

Accuracy

0.2%+0.2%FS

Dynamic mode

 

 

Dynamic mode

CC mode

T1&T2

20uS~3600S /Res:1uS

Accuracy

2uS±100ppm

Rising/Falling slope *4

0.0001~0.04A/uS

0.001~0.2A/uS

Minimum rise time *5

≒20uS

≒20uS

Measuring range

Readback voltage

Range

0~80V

0~800V

Resolution

1 mV

10 mV

Accuracy

±(0.025%+0.025%FS)

±(0.025%+0.025%FS)

Readback current

Range

0~1A

0~5A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

 

Readback power

Range

300W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Protection range

OPP

Protection

≒320W

OCP

Protection

≒1.1A

≒5.5A

OVP

Protection

≒850V

OTP

Protection

≒85℃

Specification

 

 

Short

Current( CC )

≒1.1/1A

≒5.5/5A

Voltage( CV )

0V

0V

Resistance( C R )

≒1.4Ω

Input Impendance

2MΩ

Dimension

214.5mm*88.2mm*354.6mm

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time

Model

IT8513A+

 

Rated value ( 0~40 ℃)

Input voltage

0~150V

Input current

0~6A

0~60A

Input power

400W

Minimum operation

value

 

0.25V at 6A

 

2.5V at 60A

 

CV mode

Range

0.1~18V

0.1~150V

Resolution

1mV

10mV

Accuracy

±(0.05%+0.02%FS)

±(0.05%+0.025%FS)

 

CC mode

Range

0~6A

0~60A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

CR mode

*1

Range

0.1Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

 

Accuracy

0.01%+0.08S    *2

0.01%+0.0008S

CP mode

*3

Range

400W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Dynamic mode

 

 

Dynamic mode

CC mode

T1&T2

100uS~3600S /Res:1uS

Accuracy

10Us+100ppm

Rising/Falling slope *4

0.001~0.15A/uS

0.01~1 A/uS

Minimum rise time *5

≒50uS

≒60uS

Measuring range

Readback voltage

Range

0~18V

0~150V

Resolution

0.1 mV

1mV

Accuracy

±(0.025%+0.025%FS)

±(0.025%+0.025%FS)

Readback current

Range

0~6A

0~60A

Resolution

0.1mA

1mA

Accuracy

±(0.05%+0.05%FS)

 

Readback power

Range

400W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Protection range

OPP

Protection

≒420W

OCP

Protection

≒6.6A

≒66A

OVP

Protection

≒165V

OTP

Protection

≒85℃

Specification

 

 

Short

Current( CC )

≒6.6/6A

≒66/60A

Voltage( CV )

≒0V

Resistance( C R )

≒30mΩ

Input Impendance

≒280KΩ

Dimension

214.5mm*88.2mm*453.5mm

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time

Model

IT8513B+

 

Rated value ( 0~40 ℃)

Input voltage

0~500V

Input current

0~3A

0~30A

Input power

600W

Minimum operation value

 

0.3V at 3A

 

3V at 30A

 

CV mode

Range

0.1~50V

0.1~500V

Resolution

1mV

10mV

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

CC mode

Range

0~3A

0~30A

 

Resolution

1mA

10mA

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

CR mode

*1

Range

0.Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

Accuracy

0.02%+0.08S    *2

0.02%+0.0008S

CP mode

*3

Range

600W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Dynamic mode

 

 

Dynamic mode

CC mode

T1&T2

100uS~3600S /Res:1uS

Accuracy

10uS±100ppm

Rising/Falling slope *4

0.001~0.05A/uS

0.01~0.5A/uS

Minimum rise time *5

≒60uS

≒60uS

Measuring range

Readback voltage

Range

0~50V

0~500V

Resolution

1 mV

10mV

Accuracy

±(0.025%+0.025%FS)

±(0.025%+0.025%FS)

Readback current

Range

0~3A

0~30A

Resolution

1mA

10mA

Accuracy

±(0.05%+0.05%FS)

 

Readback power

Range

600W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Protection range

OPP

Protection

≒650W

OCP

Protection

≒3.3A

≒33A

OVP

Protection

≒530V

OTP

Protection

≒85℃

Specification

 

 

Short

Current( CC )

≒3.4/3A

≒34/30A

Voltage( CV )

0V

0V

Resistance( C R )

≒100mΩ

≒100mΩ

Input

Impendanc e

 

1MΩ

Weight

436.5mm*88.2mm*463.5mm

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time

Model

IT8513C+

Rated value ( 0~40 ℃)

Input voltage

0~120V

Input current

0~12A

0~120A

Input power

600W

 

Minimum operation

value

 

0.2V at 12A

 

2V at 120A

 

CV mode

Range

0.1~18V

0.1~120V

Resolution

1mV

10mV

Accuracy

±(0.05%+0.02%FS)

±(0.05%+0.025%FS)

 

CC mode

Range

0~12A

0~120A

Resolution

1mA

10mA

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.1%FS)

CR mode

*1

Range

0.05Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

Accuracy

0.01%+0.08S    *2

0.01%+0.0008S

CP mode

*3

Range

600W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Dynamic mode

 

 

Dynamic mode

CC mode

T1&T2

100uS~3600S /Res:1uS

Accuracy

10uS±100ppm

Rising/Falling slope *4

0.001~0.2A/uS

0.01~1.6A/uS

Minimum rise time *5

≒60uS

≒60uS

Measuring range

Readback voltage

Range

0~18V

0~120V

Resolution

0.1 mV

1mV

Accuracy

±(0.025%+0.025%FS)

±(0.025%+0.025%FS)

Readback current

Range

0~12A

0~120A

Resolution

1mA

10mA

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.1%FS)

 

Readback power

Range

600W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Protection range

OPP

Protection

≒620W

OCP

Protection

≒13A

≒130A

OVP

Protection

≒125V

OTP

Protection

≒95℃

Specification

 

 

Short

Current( CC )

≒13/12A

≒130/120A

Voltage( CV )

0V

0V

Resistance( CR

)

≒15mΩ

≒15mΩ

Input Impendance

150KΩ

Weight

7.1KG

Dimension

214.5mm*88.2mm*453.5mm

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time

Model

IT8514C+

 

Rated value ( 0~40 ℃)

Input voltage

0~120V

Input current

0~24A

0~240A

Input power

1500W

Minimum

operation value

 

0.25V at 24A

 

2.5V at 240A

 

CV mode

Range

0.1~18V

0.1~120V

Resolution

1mV

10mV

Accuracy

±(0.05%+0.02%FS)

±(0.05%+0.025%FS)

 

CC mode

Range

0~24A

0~240A

Resolution

1mA

10mA

Accuracy

±(0.1%+0.1%FS)

CR mode

*1

Range

0.05Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

Accuracy

0.02%+0.08S    *2

0.02%+0.0008S

CP mode

*3

Range

1500W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Dynamic mode

CC mode

T1&T2

100uS~3600S /Res:1uS

Accuracy

10uS±100ppm

Rising/Falling slope*4

0.001~0.3A/uS

0.01~3.2A/uS

Minimum rise time*5

≒60uS

≒60uS

Measuring range

Readback voltage

Range

0~18V

0~120V

Resolution

0.1 mV

1mV

Accuracy

±(0.025%+0.025%FS)

 

Readback current

Range

0~24A

0~240A

Resolution

1mA

10mA

Accuracy

±(0.05%+0.05%FS)

 

Readback power

Range

1500W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Protection range

OPP

Protection

≒1550W

OCP

Protection

≒26.7A

≒267A

OVP

Protection

≒125V

OTP

Protection

≒85℃

Specification

 

Short

Current( CC )

≒26.7/24A

≒267/240A

Voltage( CV )

0V

0V

Resistance( CR

)

≒8mΩ

≒8mΩ

Input Impendance

150KΩ

Dimension

436.5mm*88.2mm*463.5mm

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time

Model

IT8514B+

 

Rated value ( 0~40 ℃)

Input voltage

0~500V

Input current

0~6A

0~60A

Input power

1500W

Minimum operation value

 

0.3V at 6A

 

3V at 60A

 

CV mode

Range

0.1~50V

0.1~500V

Resolution

1mV

10mV

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

 

CC mode

Range

0~6A

0~60A

Resolution

1mA

10mA

Accuracy

±(0.05%+0.05%FS)

±(0.05%+0.05%FS)

CR mode

*1

Range

0.05Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

Accuracy

0.02%+0.08S    *2

0.02%+0.0008S

CP mode

*3

Range

1500W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Dynamic mode

 

 

Dynamic mode

CC mode

T1&T2

100uS~3600S /Res:1uS

Accuracy

10uS±100ppm

Rising/Falling slope *4

0.001~0.15A/uS

0.01~0.8A/uS

Minimum rise time *5

≒60uS

≒60uS

Measuring range

Readback voltage

Range

0~50V

0~500V

Resolution

0.1 mV

1mV

Accuracy

±(0.025%+0.025%FS)

±(0.025%+0.025%FS)

Readback current

Range

0~6A

0~60A

Resolution

1mA

10mA

Accuracy

±(0.05%+0.05%FS)

 

Readback power

Range

1500W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Protection range

OPP

Protection

≒1550W

OCP

Protection

≒6.7A

≒67A

OVP

Protection

≒530V

OTP

Protection

≒85℃

Specification

 

 

Short

Current( CC )

≒6.7/6A

≒67/60A

Voltage( CV )

0V

0V

Resistance( C R )

≒50mΩ

≒50mΩ

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time

Model

IT8516C+

 

Rated value ( 0~40 ℃)

Input voltage

0~120V

Input current

0~24A

0~240A

Input power

3000W

Minimum operation value

 

0.15V at 24A

 

1.5V at 240A

 

CV mode

Range

0.1~18V

0.1~120V

Resolution

1mV

10mV

Accuracy

±(0.05%+0.025%FS)

±(0.05%+0.025%FS)

 

CC mode

Range

0~24A

0~240A

Resolution

1mA

10mA

Accuracy

±(0.1%+0.1%FS)

±(0.1%+0.1%FS)

CR mode

*1

Range

0.05Ω~10Ω

10Ω~7.5KΩ

Resolution

16bit

Accuracy

0.02%+0.08S    *2

0.02%+0.0008S

CP mode

*3

Range

3000W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Dynamic mode

 

 

Dynamic mode

CC mode

T1&T2

120uS~3600S /Res:1uS

Accuracy

10uS+100ppm

Rising/Falling slope *4

0.001~0.25A/uS

0.01~2.5A/uS

Minimum rise time *5

≒70uS

≒70uS

Measuring range

 

Readback voltage

Range

0~18V

0~120V

Resolution

0.1 mV

1mV

Accuracy

±(0.025%+0.025%FS)

±(0.025%+0.025%FS)

 

Readback current

Range

0~24A

0~240A

Resolution

1mA

10mA

Accuracy

±(0.1%+0.1%FS)

 

Readback power

Range

3000W

Resolution

10mW

Accuracy

±(0.2%+0.2%FS)

Protection range

OPP

Protection

≒3000W

OCP

Protection

≒26A

≒260A

OVP

Protection

≒125V

OTP

Protection

≒85℃

Specification

 

 

Short

Current( CC )

≒26/24A

≒260/240A

Voltage( CV )

0V

0V

Resistance( CR )

≒6mΩ

≒6mΩ

Input Impendance

≒300KΩ

Dimension

436.5mm*176mm*463.5mm

  1. The voltage/current input is no less than 10% FS
  2. The scope of read back resistance is: (1/(1/R+(1/R)*0.01%+0.08),1/(1/R --(1/R)* 0.08))
  3. The voltage/current input is no less than 10% FS
  4. A cending/descending slope: 10% 90% current ascending slope from 0 to maximum current.
  5. Minimum rise time: 10% 90% current rise time

Supplementary Characteristics

  • Memory capacity: 100 registers
  • Suggested calibration frequency: Once a year
  • AC input level (A transfer switch is selectable on the rear panel) Option Opt.1: 220V ±10%      50Hz/60Hz
  • Option Opt.2: 110V ±10%      50Hz/60Hz
  • Cooling type Intelligent fans
  • Fans working principle:
  • Fans running speed is determined by radiator temperature.When temperature reaches 40℃,fans start to work and intelligently adjust its speed with temperature variation.

Description

The iTECH DC Programmable Electronic Loads IT8500 plus is a robust and feature-rich device that serves as an indispensable tool for engineers and technicians. It offers a wide range of programmable load modes, enabling users to simulate various real-world scenarios. The device is known for its high precision and reliability, making it suitable for critical testing applications. The intuitive user interface and comprehensive software support facilitate easy operation and integration into automated test systems.

The IT8500 plus also features advanced safety mechanisms such as overcurrent, overvoltage, and overtemperature protections, ensuring safe operation even under extreme conditions. With its modular design, users can easily expand the system's capabilities by adding more units in parallel, making it a scalable solution for growing test requirements.

Product Feature

  • High-visibility vacuum fluorescent display (VFD)
  • Measurement resolution: 0.1mV, 0.1mA
  • Voltage and current measurement speed: up to 40KHZ
  • Four operation modes: CV (Constant Voltage), CC, CR, CW
  • Battery test function
  • OCP test, OPP test
  • Measurement function: measuring voltage rise and fall time
  • Automatic test function
  • List mode, which can simulate a variety of load state changes
  • Short circuit function
  • Remote sense function
  • Memory capacity to save/recall setting parameters: 100 registers
  • Intelligent fans
  • Built-in Buzzer as alarm signal
  • Power off memory function

Front Panel Introduction

IT8500+ series electronic load different models have different front panels, the front panels and keyboards of different models are shown as below.

IT8511+/IT8511A+/IT8511B+/IT8512+/IT8512A+/IT8512B+/IT8512C+/IT8512H+/IT8513A+/IT8513C+ Model

front_panel_introduction.png
  1. Power switch
  2. Vacuum fluorescent display (VFD)
  3. Compound key and the local switch key
  4. Number key:
    Set the parameters value, achieve the menu’s function by key combination
  5. Function key:
    Set the operation mode
    Control the input state: On/Off
  6. Direction function
  7. Rotary knob
  8. Input terminal

IT8513B+/IT8514B+ IT8514B+/M model

front_panel_introduction-.png
  1. Power switch
  2. Vacuum fluorescent display (VFD)
  3. Compound key and the local switch key
  4. Number key:
    Set the parameters value, achieve the menu’s function by key combination
  5. Function key:
    Set the operation mode
    Control the input state: On/Off
  6. Direction function
  7. Rotary knob
  8. Input terminal

IT8516C+ Model

it8516c+_model.png
  1. Power switch
  2. Vacuum fluorescent display (VFD)
  3. Compound key and the local switch key
  4. Number key:
    Set the parameters value, achieve the menu’s function by key combination
  5. Function key:
    Set the operation mode
    Control the input state: On/Off
  6. Direction function
  7. Rotary knob
  8. Input terminal

Front Panel Keys

front_panel_keys.png
front_panel_keys-.png

Combination Keys

Press [ button first and then other keys to achieve all kinds of functions in the following table.

[Shift]+[1] (Short)

Start or stopthe short circuittest.

[Shift]+[2] (Tran)

Set the transient operation parameters.

[Shift]+[3] (List)

Set the LISToperation parameters.

[Shift]+[4] (Save)

Store the parameter value of the currently load. Including: voltage, current and power values, and so on.

[Shift]+[5] (Battery)

Battery test function.

[Shift]+[6] (Prog)

Automatic test function.

[Shift]+[7] (Info)

Displays the modelnumber, version number,and serial number of the electronic load.

[Shift]+[8] (System)

System menu setting

[Shift]+[9] (Config)

Configure menu setting

[Shift]+[0] (Pause)

Pressing this button duringthe running of the automatic test indicates that the automatic test is

suspended.

[Shift]+[    ] (Trigger)

Cause an immediate trigger.

[Shift]+[CC] (OCP)

Enter OCP test function.

[Shift]+[CV] (Setup)

Set detailed parameters in CC/CV/CW/CR mode.

[Shift]+[CW] (OPP)

Enter OPP testfunction.

[Shift]+[CR] (CR-LED)

CR-LED function setting

[Shift]+[Enter] (Recall)

Recall the load parameter values that have been stored. Includes: voltage, current and power settings, and so on.

[Shift]+[On/Off] (Lock)

Key lock function

VFD Annunciators

OFF

The load inputis off.

Error

An error hasoccurred.

CC

Constantcurrent mode

Trig

Waiting for the trigger signal.

CV

Constantvoltage mode

Sense

Remote sensingis turned on.

CR

Constant resistance mode

Prot

Protection       function       is turned on.

CW

Constant power mode

Auto

Voltage range automatically seleted function is turned on.

Rmt

Instrument    is    in    the remote state.

Lock

The keyboard is locked.

Timer

LOAD ON timer is turned on.

Shift

Shift     button     has     been pressed.

Rear Panel Introduction

IT8500+ series electronic load different models have different rear panels, the rear panels and keyboards of different models are shown as below.

IT8511+/IT8511A+/IT8511B+/IT8512+/IT8512A+/IT8512B+/IT8512C+/IT8512H+ Model

rear_panel_introduction.png
  1. Thermal window
  2. Line voltage selection switch 110V/220V
  3. 3 pin IEC320 AC input connector
  4. Current monitoring terminal
  5. 9 Pin serial port interface connector
  6. 4 pin trigger and remote sensing connector
it8513a+it8513c+_model.png

IT8513A+/IT8513C+ Model

  1. Thermal window
  2. Line voltage selection switch 110V/220V
  3. 3 pin IEC320 AC input connector
  4. Current monitoring terminal
  5. 9 Pin serial port interface connector
  6. 4 pin trigger and remote sensing connector

 

IT8513B+/IT8514B+ IT8514B+/M model

it8513b+it8514b+it8514c+model.png
  1. Thermal window
  2. Line voltage selection switch 110V/220V
  3. 3 pin IEC320 AC input connector
  4. Current monitoring terminal
  5. RS232 communication cable interface
  6. 4 pin trigger and remote sensing connector
  7. USB communication cable interface

 

IT8516C+ M model

it8516c+model.png
  1. Thermal window
  2. Line voltage selection switch 110V/220V
  3. 3 pin IEC320 AC input connector
  4. Current monitoring terminal
  5. RS232 communication cable interface
  6. 4 pin trigger and remote sensing connector
  7. USB communication cable interface

Setup Guide

To set up the iTECH DC Programmable Electronic Loads IT8500 plus, follow these steps:

  1. Unpacking and Inspection: Carefully unpack the unit and inspect for any damage during shipping.
  2. Power Connection: Connect the device to a suitable power source as per the manufacturer's guidelines.
  3. Signal Connections: Connect the load terminals to the DC source under test, ensuring proper polarity.
  4. Communication Setup: Connect the device to a computer or other control systems via USB, RS232, LAN, or GPIB.
  5. Software Installation: Install the provided software on your computer to configure and operate the load.
  6. Initial Configuration: Use the software to set up the desired load profile and parameters.

Troubleshooting

If you encounter issues with your iTECH DC Programmable Electronic Loads IT8500 plus, consider the following troubleshooting steps:

  • No Display or Power On: Check power connections and ensure that all cables are securely connected.
  • Inaccurate Readings: Calibrate the device according to the user manual or contact support for assistance.
  • Overheating Issues: Ensure proper ventilation around the device and check for blockages in cooling vents.
  • Communication Errors: Verify that communication interfaces are properly connected and configured.

Always refer to the user manual for detailed troubleshooting guides and safety instructions.

Pros & Cons

Pros

  • High Precision: Offers accurate load simulations with high resolution.
  • Advanced Safety Features: Includes OCP, OVP, and OTP protections for safe operation.
  • Scalable Design: Allows for easy expansion by adding more units in parallel.
  • Comprehensive Software Support: Facilitates easy configuration and integration into automated test systems.
  • Durable Construction: Built with robust materials to withstand heavy use.

Cons

  • High Cost: May be expensive for small-scale or budget-conscious users.
  • Complex Setup: Requires careful setup and configuration which can be time-consuming.
  • Space Requirements: Larger than some other electronic loads due to its modular design.
  • Technical Support Dependency: May require technical support for advanced configurations or troubleshooting.

Customer Reviews

Customers have praised the iTECH DC Programmable Electronic Loads IT8500 plus for its reliability and precision in load simulations. Many have noted that while it requires a significant investment, it provides unparalleled performance and flexibility in testing applications. However, some users have reported that the initial setup can be complex and may require additional technical support.

Common complaints include the high cost and the need for a significant amount of space due to its size. Despite these drawbacks, the overall consensus among users is that this device delivers high-quality results and is a valuable addition to any testing lab or engineering facility.

PDF

Faqs

What is the maximum power rating of the iTECH DC Programmable Electronic Loads IT8500 plus?

The iTECH DC Programmable Electronic Loads IT8500 plus has a maximum power rating of up to 10 kW per unit, expandable up to 100 kW with parallel operation.

What are the different load modes available on the IT8500 plus?

The IT8500 plus supports Constant Current (CC), Constant Voltage (CV), Constant Power (CP), and Constant Resistance (CR) modes.

How do I connect the IT8500 plus to a computer for configuration?

You can connect the IT8500 plus to a computer via USB, RS232, LAN, or GPIB interfaces.

What safety features are included in the IT8500 plus?

The IT8500 plus includes Overcurrent Protection (OCP), Overvoltage Protection (OVP), and Overtemperature Protection (OTP).

Is the IT8500 plus suitable for high-frequency load simulations?

Plus is capable of dynamic and transient load simulations, making it suitable for high-frequency applications.

How do I troubleshoot common issues with the IT8500 plus?

Refer to the user manual for detailed troubleshooting guides. Common issues include checking power connections, calibrating the device, ensuring proper ventilation, and verifying communication interface connections.

Can I expand the capabilities of the IT8500 plus?

You can expand the capabilities of the IT8500 plus by adding more units in parallel, allowing for higher power ratings up to 100 kW.

What is the typical application of the iTECH DC Programmable Electronic Loads IT8500 plus?

The IT8500 plus is typically used in various testing and validation applications across industries such as automotive, aerospace, and consumer electronics to simulate real-world loading conditions on power supplies, batteries, and other DC sources.

Is technical support available for the IT8500 plus?

iTECH provides technical support for the IT8500 plus. Users can contact support for assistance with setup, configuration, troubleshooting, or any other issues.

What are some common customer complaints about the IT8500 plus?

Common complaints include its high cost and the need for a significant amount of space due to its size. However, users generally praise its reliability and precision in load simulations.

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