Array Electronic Co Ltd
Array 375X Series DC Electronic Loads
Array 375X Series DC Electronic Loads
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Key Features
- Equipped with RS232, USB, and GPIB interfaces for easy control and supports SCPI standard commands and LabView
- Suitable for scientific research and production fields such as aerospace, shipbuilding, automotive electronics, solar cell, and fuel cell
- High-speed sequence and transient testing, short-circuit, and battery discharge tests
- Allows for programmable control and supports up to 10 steps of programming to be stored and controlled by a PC
- Intelligent cooling system to reduce system temperature and enhance power density
The Array 375X Series of Electronic Load is a new-generation high-performance programmable electronic load that provides powerful test functionality and a friendly human-machine interface.
The electronic load is equipped with RS232, USB, and GPIB interface and supports SCPI standard commands for programmable instrumentation and LabView development platform, which is widely used in the scientific research and production fields of aerospace, shipbuilding, auto electronics, solar cell, and fuel cell.
The Array 375X Series of Electronic Loads are a new-generation of high-performance programmable electronic load developed by Array Electronic Co. Ltd. They provides powerful test functions and a friendly human-machine interface.
Each Electronic Load is equipped with RS232, USB and GPIB interfaces and they support SCPI standard commands for
programmable instrumentation and LabView development platforms. These are widely used in the scientific research
and production field of aerospace, shipbuilding, auto electronics, solar cells and fuel cell technologies.
Specifications
(The warm-up time is 30 minutes. Specifications indicate warranted performance in the 25°C ± 5°C region of the total temperature range).
| Model | 3750A | 3751A | 3754A | 3755A | 3756A | |||||
| Current | 0～100A | 0～150A | 0～180A | 0～240A | 0～260A | |||||
| Voltage | 0～240V | 0～240V | 0～240V | 0～240V | 0～240V | |||||
| Power *1 | 1500W at 40oC | 2000W at 40oC | 3000W at 40oC | 4000W at 40oC | 5000W at 40oC | |||||
| Input Characteristics |
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Constant Current Mode |
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| Low Range | 0～6A | 0～6A | 0～8A | 0～8A | 0～8A | |||||
| Resolution | 0.1mA | 0.1mA | 0.1mA | 0.1mA | 0.1mA | |||||
| Accuracy | 0.2%+5mA | 0.2%+5mA | 0.2%+5mA | 0.2%+5mA | 0.2%+5mA | |||||
| High Range | 0～100A | 0～150A | 0～180A | 0～240A | 0～260A | |||||
| Resolution | 1mA（0～100A） | 1mA（0～100A） | 1mA（0～100A） | 1mA（0～100A） | 1mA（0～100A） | |||||
| 10mA（100～150A） | 10mA（100～180A） | 10mA（100～240A） | 10mA（100～260A） | |||||||
| Accuracy | 0.2%+10mA | 0.2%+10mA | 0.2%+10mA | 0.2%+10mA | 0.2%+10mA | |||||
Constant Voltage Mode |
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| Range | 0～240V | 0～240V | 0～240V | 0～240V | 0～240V | |||||
| Resolution | 1mV （0～100V） | 1mV （0～100V） | 1mV （0～100V） | 1mV （0～100V） | 1mV （0～100V） | |||||
| 10mV（100～240V） | 10mV（100～240V） | 10mV（100～240V） | 10mV（100～240V） | 10mV（100～240V） | ||||||
| Accuracy | 0.2%+10mV | 0.2%+10mV | 0.2%+10mV | 0.2%+10mV | 0.2%+10mV | |||||
Constant Resistance Mode |
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| Low Range | 0.2Ω～2.4MΩ | 0.2Ω～2.4MΩ | 0.2Ω～2.4MΩ | 0.2Ω～2.4MΩ | 0.2Ω～2.4MΩ | |||||
| Resolution | 0.1mΩ | 0.1mΩ | 0.1mΩ | 0.1mΩ | 0.1mΩ | |||||
| Accuracy @V＞6V | 0.5%+12mΩ | 0.5%+12mΩ | 0.5%+12mΩ | 0.5%+12mΩ | 0.5%+12mΩ | |||||
| High Range | 0.02Ω～240K | 0.01Ω～240K | 0.01Ω～240K | 0.01Ω～240K | 0.01Ω～240K | |||||
| Resolution | 0.1mΩ | 0.1mΩ | 0.1mΩ | 0.1mΩ | 0.1mΩ | |||||
| Accuracy @V＞6V | 0.5%+12mΩ | 0.5%+12mΩ | 0.5%+12mΩ | 0.5%+12mΩ | 0.5%+12mΩ | |||||
Constant Power Mode |
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| Range | 0～1500W | 0～2000W | 0～3000W | 0～4000W | 0～5000W | |||||
| Resolution @P＜ 100W |
1mW | 1mW | 1mW | 1mW | 1mW | |||||
| @P≥100W | 10mW | 10mW | 10mW | 10mW | 10mW | |||||
| @P≥1000W | 100mW | 100mW | 100mW | 100mW | 100mW | |||||
| Accuracy | 0.2%+600mW | 0.2%+600mW | 0.2%+600mW | 0.2%+600mW | 0.2%+600mW | |||||
Current Measurement |
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| Low Range | 0～6A | 0～6A | 0～8A | 0～8A | 0～8A | |||||
| Resolution | 0.1mA | 0.1mA | 0.1mA | 0.1mA | 0.1mA | |||||
| Accuracy | 0.1%+6mA+Vin/50KΩ | 0.1%+6mA+Vin/50KΩ | 0.1%+6mA+Vin/50KΩ | 0.1%+6mA+Vin/50KΩ | 0.1%+6mA+Vin/50KΩ | |||||
| High Range | 0～100A | 0～150A | 0～180A | 0～240A | 0～260A | |||||
| Resolution | 1mA（0～100A） | 1mA（0～100A） | 1mA（0～100A） | 1mA（0～100A） | 1mA（0～100A） | |||||
| 10mA（100～150A） | 10mA（100～180A） | 10mA（100～240A） | 10mA（100～260A） | |||||||
| Accuracy | ±（0.2%+8 mA +Vin/50KΩ |
±（0.2%+8 mA +Vin/50KΩ |
±（0.2%+8 mA +Vin/50KΩ |
±（0.2%+8 mA +Vin/50KΩ |
±（0.2%+8 mA +Vin/50KΩ |
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Voltage Measurement |
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| Range | 0～240V | 0～240V | 0～240V | 0～240V | 0～240V | |||||
| Resolution | 1mV （0～100V） | 1mV （0～100V） | 1mV （0～100V） | 1mV （0～100V） | 1mV （0～100V） | |||||
| 10mV（100～240V） | 10mV（100～240V） | 10mV（100～240V） | 10mV（100～240V） | 10mV（100～240V） | ||||||
| Accuracy | 0.1%+8mV | 0.1%+8mV | 0.1%+8mV | 0.1%+8mV | 0.1%+8mV | |||||
Power Measurement |
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| Range | 0～1500W | 0～2000W | 0～3000W | 0～4000W | 0～5000W | |||||
| Resolution @P＜ 100W |
1mW | 1mW | 1mW | 1mW | 1mW | |||||
| @P≥100W | 10mW | 10mW | 10mW | 10mW | 10mW | |||||
| @P≥1000W | 100mW | 100mW | 100mW | 100mW | 100mW | |||||
| Accuracy | 0.2%+600mW | 0.2%+600mW | 0.2%+600mW | 0.2%+600mW | 0.2%+600mW | |||||
Current Response Time |
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| Mode CCH | 1mA/µs～10A/µs | 1mA/µs～15A/µs | 1mA/µs～18A/µs | 1mA/µs～20A/µs | 1mA/us～22A/µs | |||||
| CCL *2 | 100uA/µs～600mA/µs | 100uA/µs～600mA/µs | 100µA/µs～600mA/µs | 100µA/µs～600mA/µs | 100uA/µs～600mA/µs | |||||
| Resolution | 1mA/µs | 1mA/µs | 1mA/µs | 1mA/µs | 1mA/µs | |||||
| Accuracy *3 | 3% + 10µs | 3% + 10µs | 3% + 10µs | 3% + 10µs | 3% + 10µs | |||||
Transient Measurements |
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| Transient mode | Continuous、pulsed、Toggled | Continuous、pulsed、Toggled | Continuous、pulsed、Toggled | Continuous、pulsed、Toggled | Continuous、pulsed、Toggled | |||||
| Frequency range *4 | 0.025Hz～50kHz | 0.025Hz～50kHz | 0.025Hz～50kHz | 0.025Hz～50kHz | 0.025Hz～50kHz | |||||
| High/Low Transfer Time | 10us～10s | 10us～10s | 10us～10s | 10us～10s | 10us～10s | |||||
| Resolution | 10us | 10us | 10us | 10us | 10us | |||||
| Accuracy | 0.2%+10µs | 0.2%+10µs | 0.2%+10µs | 0.2%+10µs | 0.2%+10µs | |||||
| Rise/Fall Time | 10us～10s | 10us～10s | 10us～10s | 10us～10s | 10us～10s | |||||
| Resolution | 10us | 10us | 10us | 10us | 10us | |||||
| Accuracy | 0.2%+10µs | 0.2%+10µs | 0.2%+10µs | 0.2%+10µs | 0.2%+10µs | |||||
List Measurement |
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| Step Time | 10us～99999s | 10us～99999s | 10us～99999s | 10us～99999s | 10us～99999s | |||||
| Resolution | 10us | 10us | 10us | 10us | 10us | |||||
| Accuracy | 0.2%+10µs | 0.2%+10µs | 0.2%+10µs | 0.2%+10µs | 0.2%+10µs | |||||
| Step Number | 1～50 | 1～50 | 1～50 | 1～50 | 1～50步 | |||||
| Loop Times | 1～255 | 1～255 | 1～255 | 1～255 | 1～255 | |||||
| Saved Volume | 10 | 10 | 10 | 10 | 10 | |||||
| Expanded Function | Chain | Chain | Chain | Chain | Chain | |||||
Response Times |
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| Current | 10A/µs | 15A/µs | 18A/µs | 20A/µs | 22A/µs | |||||
| Voltage | 0.5V/µs | 0.6V/µs | 0.6V/µs | 0.6V/µs | 0.6V/µs | |||||
| Open Impedance | ≥20kΩ | ≥20kΩ | ≥20kΩ | ≥20kΩ | ≥20kΩ | |||||
Trigger |
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| Trigger Level | TTL Fall | TTL Fall | TTL Fall | TTL Fall | TTL Fall | |||||
| Trigger pulse delay | ≥10us | ≥10us | ≥10us | ≥10us | ≥10us | |||||
Limited Input |
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| Current | 101A | 151A | 181A | 241A | 261A | |||||
| Voltage | 242V | 242V | 242V | 242V | 242V | |||||
| Protected mode | Over current | Over current | Over current | Over current | Over current | |||||
| Over temperature | Over temperature | Over temperature | Over temperature | Over temperature | ||||||
| Over Power | Over Power | Over Power | Over Power | Over Power | ||||||
| Alarm function | Over voltage | Over voltage | Over voltage | Over voltage | Over voltage | |||||
| Polar opposite | Polar opposite | Polar opposite | Polar opposite | Polar opposite | ||||||
Opposite Current Capacity |
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| Input OFF | 90A | 120A | 150A | 200A | 220A | |||||
| Input ON | 100A | 150A | 180A | 240A | 260A | |||||
Rippling & Noise |
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| Current(rms/p-p) | ≤3mA/30mA | ≤3mA/30mA | ≤5mA/30mA | ≤8mA/30mA | ≤8mA/30mA | |||||
| Voltage (rms) | ≤5mV | ≤5mV | ≤5mV | ≤5mV | ≤5mV | |||||
Environment |
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| Temperature *1 | 0～50°C | 0～50°C | 0～50°C | 0～50°C | 0～50°C | |||||
| Humidity | ≤85% | ≤85% | ≤85% | ≤85% | ≤85% | |||||
| Interface *5 | RS232, GPIB, USB | RS232, GPIB, USB | RS232, GPIB, USB | RS232, GPIB, USB | RS232, GPIB, USB | |||||
| Programming | SCPI | SCPI | SCPI | SCPI | SCPI | |||||
Rated Input |
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| Voltage | (AC110V、AC120V、 AC220V、AC240V)±10% |
(AC110V、AC120V、 AC220V、AC240V)±10% |
(AC110V、AC120V、 AC220V、AC240V)±10% |
(AC110V、AC120V、 AC220V、AC240V)±10% |
(AC110V、AC120V、 AC220V、AC240V)±10% |
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| Frequency | 48 to 63Hz | 48 to 63Hz | 48 to 63Hz | 48 to 63Hz | 48 to 63Hz | |||||
| Power consumption |
100VA | 100VA | 130VA | 130VA | 130VA | |||||
| Net Weight | 24kg | 26.5kg | 38kg | 42kg | 45kg | |||||
*1 As the environment temperature less than 40°C, this apparatus can load the rated input power continuously, more than 40°C and less than 50°C，only can load the 75% of rated input power.
*2 At CCL mode, current transfer speed is the 1/10 of the set value.
*3 Transfer time is the time that from 10% to 90% of the final value.
*4 Transient frequency is decided by the high/low level keeping time and rise & fall time.
*5 Standard attachments include an RS232 interface and USB interface, selected attachment is including GPIB interface.
Array 375X Series DC Electronic Loads
Frequently Asked Questions
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