Electrical characteristics, Input signals, Output signal – GW Instek GLC-9000 User Manual User Manual

Page 169: Internal power supply

EXTERNAL I/O

169

Electrical Characteristics

Input Signals

KEYLOCK , START , STOP , LOAD0 ~ LOAD4

Input Signal

Active Low

Maximum input
voltage

24V DC (EXT-DCV), 5VDC(INT-DCV)

High Level

Up to EXT-DCV

Low Level

0.3VDC or less

Output signal

TEST , MEAS , PASS , L-FAIL , H-FAIL

Output Signal

Open collector

Maximum Output
voltage

24V DC (EXT-DCV), 5VDC (INT-DCV)

Minimum Output
Current

50mA DC

Internal Power Supply

INT-DCV, INT-GND

Output Voltage

5V DC

Maximum output
current

100mA (A large current output may damage the power
supply)

Note

To enable internal power; connect INT-DCV and EXT-
DCV, INT-GND and EXT-GND.