User Manual
    GPT-9000/9000A Series User Manual 
106 
External Control Overview 
The External Control section describes the front panel REMOTE 
terminal connection and the rear panel SIGNAL I/O port.  
Remote Terminal Overview 
Overview 
The REMOTE terminal connector is a standard 
5-pin DIN terminal suitable for a remote 
controller.  
 WARNING 
Keep any cables that are connected to the 
REMOTE terminal away from the HIGH VOLTAGE 
and RETURN terminals. 
Pin Assignment 
and Connection 
REMOTE
1
4
2
5
3
RMT_START
RMT_STOP
Pin 
Pin name 
Description 
1 
RMT_STOP 
Remote Stop signal 
2 
COM 
Common line 
3 
Not used 
4 
RMT_START 
Remote Start signal 
5 
Not used 
Signal Properties 
High level input voltage 
2.4V~3.3V 
Low level input voltage 
0~0.8V 
Input period 
minimum of 1ms 










