Model

TOB-CT-4008-5V20A-NTFA

Input Power

AC 220V ±10% / 50Hz

resolution

AD:16bit;DA:16bit

Input Resistance

≥1MΩ

Input Power

5671W

Channel Features

Constant Current Source and Constant Voltage Source 

with Independent pairs of Closed-loop Structure 

Channel Control Mode 

Independent Control

Voltage

Per Channel Voltage Range

0-5V

Min discharge Voltage

0V

Accuracy

± 0.1% of FS

Stability

± 0.1% of FS

Current

Per Channel Current Range

0.1-20A

Accuracy

± 0.1% of FS

Stability

± 0.1% of FS

Power

Per Channel Output Power 

100W

Stability

± 0.2% of FS

Time

Current Response Time 

10ms (0-Full Range)

Step Time Range 

≤(365*24 )hour/step,

Time Form Support 00:00:00(h,min:s,ms)

Accessory channel

Type

Temperature

Temperature range

-25℃-110℃

Accuracy

±1℃

Resolution

0.1℃

Data Recording

Record Condition

Minimum  Time Interval: 100ms

Minimum Voltage Interval: 10mV

Minimum Current  Interval : 40mA

Record Frequency 

10Hz

Charge

Charge Mode 

Constant Current Charge,Constant Voltage Charge,

Constant Current and Constant Voltage Charge,CPC

End Condition

Main Channel : Voltage,Current,Relative Time,Capacity,-ΔV

Accessory channel : Temperature

Discharge

Discharge Mode

CCD,CPD,CRD

End Condition

Main Channel : Voltage,Current,Relative Time,Capacity,-ΔV

Accessory channel : Temperature

Pulse

charge

CCC

Discharge

CCD

Min Pulse Width

500ms

Automated Switch

Automated switch from charge to discharge for each pulse

End Condition

Voltage, Test Time 

DCIR

Support DCIR testing

Cycle

Loop Measure Range

1~65535 times

Max Steps Per Loop 

254

Nested Loop

Nested loop Function,Max Support 3 Layers

Protection

Software Protection

l Power-down Data Protection

l Off-line Testing Function

l Setting Protection Condition,Setting Parameter:

Low Voltage limit,Upper Voltage limit,Low Current limit,

Upper Current limit,Delay Time

1 Setting protection for accessory channel : Temperature limit

Hardware Protection

Additional Anti-reverse Protection Model

Voltage and Current Testing Sample

4-wire connecting

Noise

<85dB

Database

MySQL Database 

A Means of Communication of Upper Machine 

TCP/IP Protocol

Data Output 

EXCEL,TXT

Communication Interface

Ethernet Port

Per Unit Main Channels No.

8

Dimensions (L*W*H)

12U,about 650*600*850(mm)