Array 3721A Electronic Load(80 Volt/400W)

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Array 3721A Electronic Load(80 Volt/400W) by Shenzhen Bost Instruments Co., Ltd

Shenzhen Bost Instruments Co., Ltd
86-755-25944181

Array 3721A 80 Volt/400W Electronic Load

Features

4 basic functions: CC, CV, CR, and CP ; and 8 basic test modes: CCL, CCH, CV, CRL, CRM, CRH, CPV, CPC
High-speed sequence, 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
GPIB is available as a option
Specifications

Model	3720A	3721A
Input Ratings
Current Voltage Power(at 40 Celsius)	0~40A 0~80V 250W 400W
Input Characteristics
Minimum Operation Voltage at Full Scale Current	0.6V
Constant Current Mode
LowRange	0~4A
HighRange	0~40A
Constant Voltage Mode
Range	0~80V
Constant Resistance Mode
LowRange	0.02~2Ω
MiddleRange	2~200Ω
HighRange	20~2000Ω
Constant Power Mode
Range	0~250W	0~400W
Current Measurement
LowRange	0~4A
HighRange	0~40A
Voltage Measurement
Range	0~80V
Power Measurement
Range	0~250W	0~400W
Current Slew Rates
RangeCCH	1mA/us~4A/us
Transient Operation
Transient Mode	Continuous, Pulse, Toggled
FrequencyRange	0.38Hz~50kHz
High/Low Time	0~655.35ms
Rising/Falling Time	10us~655.35ms
List Characteristics
Step Time	10us~100000s
Number of Steps	1~50
Cycle	1~65535
StoreCapacity	7 lists
Expanded Functions	Chain
Battery Discharge
Discharge Time	1s~100h
BatteryCapacity	1mAh~4000Ah
Maximum Slew Rate
Current Voltage	4A/us 0.6V/us
Programmable Open Circuit	≥20kΩ
Trigger Input
Trigger Level Trigger Pulse Width	TTL falling edge ≥10us
Maximum Input Levels
Current Voltage	44A 84V
Protection Features	OV, OC,OP,OT, RV
Reverse Current Capacity
Input OFF InputON	30A 50A
Ripple and Noise
Current(rms/p-p) Voltage(rms)	3mA/30mA 5mV
Environmental Conditions
Temperature Relative Humidity	0~50 Celsius ≤85%
*Remote Interface6**	RS232, GPIB, USB
Programming Language	SCPI
AC Input
Voltage Frequency	AC110V or AC220V 48 to 63Hz
Net Weight	5.8kg