ZKETECH
EBC-B20H User Manual
Copyright (C) 2006-2017 ZKETECH
1. Features
The tester is designed for capacity test of 12-72V battery packs. You can set up discharging
current and cut-off voltage. The tester supports automatic discharge and with a portable
external battery charger it allows automatic charge. Connect it to a computer for a complete
test graph and extensive functions.
2
. Specifications
1) Input power: AC 100-240V
2) Cut-off voltage: 8.00-88.00V, stepper 0.01V
3) Discharge current: 0.10-20.00A, stepper 0.01A (to discharge 12V battery packs the max
current is 10A)
4) Discharge voltage: 0.10-89.00V, stepper 0.01V
5) Capacity detection:
< 10Ah, 0.001Ah;
10-100Ah, 0.01Ah;
> 100Ah, 0.1Ah
6) Test
mode DSC: the tester can discharge the battery packs at a constant current and it stops
automatically when the testing voltage reaches below the set value.
Test mode CHG: the tester can charge the battery packs with an external charger and it stops
automatically when the current reaches below the set value.
7) Four lines: voltage and current channels separated for high test accuracy
8) LCD display: voltage, current, time, capacity, and etc.
9) PC connection: the tester can connect to a computer through a designated USB-TTL cable
for more functions, like graphs, calibration, firmware upgrade, and test circulation.
3. Connecting pattern
3.1 Battery connector
You can connect batteries to two aerial sockets on the front panel of the tester. Connect the
battery positive pole to the left socket and negative pole to the right one.
3.2 Charger connector
You can connect a portable external charger to two posts on the back panel. Connect the
charger positive pole to red post and negative pole to the black post.
