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AEL-8321 Programmable Electronic Load


Programmable Electronic Load. Input voltage: 0…80V. Input current: 040A. Input power: 0400W. RS-232 interface. 4 basic functions: CC, CV, CR, and CP; and 8 basic test modes: CCL, CCH, CV, CRL, CRM, CRH, CPV, CPC. Supports SCPI. Weight: 5.8kg / 12.8lb

AKTAKOM AEL-8321 provides an adaptable, and functional asset wherever power sources need to be tested. These units are designed to provide high reliability, great performance, and ease of operation with multiple functionality.

Features

  • 4 basic functions: CC, CV, CR, and CP; and 8 basic test modes: CCL, CCH, CV, CRL, CRM, CRH, CPV, CPC
  • High-speedsequence, high-speed transient, short-circuit, battery discharge and other auxiliary functions
  • Minimum operating voltage is less than 0.6V at the load's full rated current
  • Optional zero-voltage test accessories are available
  • Programmable current slew rate
  • Perfect protection assures high reliability in the most complicated of test environments
  • Multiple groups of parameters and lists can be saved and recalled
  • Ruggedized structure, exquisite user-friendly design and convenient operation
  • Supports SCPI (Standard Commands for Programmable Instrumentation) and Labview, and provides necessary PC software

Specifications

Input Ratings
Current0…40A
Voltage0…80V
Power400W at 40°C
Input Characteristics
Minimum Operation Voltage0.6V

ModeRangeResolutionAccuracy
Constant Current Mode0…4A0.1mA0.1%+5mA
0…40A1mA0.1%+10mA
Constant Voltage Mode0…80V1mV0.1%+10mV
Constant Resistance Mode0.02…2Ω0.1mΩ0.5%+12mΩ (I›4A)
2…200Ω8.6μ/Ω0.3%+1.25m/Ω (V›8V)
20…2000Ω0.96μ/Ω0.3%+0.625m/Ω (V›8V)
Constant Power Mode0…400W1mW (P‹100W)
0.2%+600mW
10mW (P≥100W)
Current Measurement0…4A0.1mA0.05%+4mA
0…40A1mA0.05%+8mA
Voltage Measurement0…80V1mV0.1%+8mV

Power Measurement

0…400W
1mW (P‹100W) 0.1%+600mW
10mW (P≥100W)

Current Slew Rates
CCH 1mA/μs…4A/μs1mA/μs
3% + 10μs
CCL 100μA/μs~400mA/μs

Transient Operation
Transient ModeContinuous, Pulse, Toggled
Frequency Range0.38Hz…50kHz
High / Low Time0…655.35ms
Resolution10μs
Accuracy0.2%+10μs
Rising / Falling Time10μs…655.35ms
Resolution10μs
Accuracy0.2%+10μs
List Characteristics
Step Time10μs…100000s
Resolution10μs
Accuracy0.2%+10us
Number of Steps1…50
Cycle1…65535
Store Capacity7 lists
Expanded FunctionsChain
Battery Discharge
Discharge Time1s…100h
Resolution1s
Accuracy0.2%+1s
Battery Capacity1mAh…4000Ah
Resolution1mAh
Accuracy0.3%+0.01Ah
Short Circuit
CCL Mode4.4A
CCH Mode44A
CV Mode0V
CRL Mode0.018Ω
CRM Mode1.8Ω
CRH Mode18Ω
CPV Mode420W
CPC Mode0W
Maximum Slew Rate
Current4A/μs
Voltage0.6V/μs
Programmable Open Circuit≥20kΩ
Trigger Input
Trigger LevelTTL falling edge
Trigger Pulse Width≥10μs
Maximum Input Levels
Current44A
Voltage84V
Protection FeaturesOV, OC, OP, OT, RV
Reverse Current Capacity
Input OFF30A
Input ON50A
Ripple and Noise
Current (rms/p-p)3mA/30mA
Voltage (rms)5mV
Environmental Conditions
Temperature0~50°C
Relative Humidity≤85%


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