STP-iS2207 Series Turbomolecular Pump 
 
MT-89E-001-C
Page
54 
4
OPERATION 
4.6.2  Starting/stopping the STP pump 
There are the methods of contact input for the starting/stopping operation with the parallel port. 
Starting the pump  Stopping the pump 
Short the circuit between (1)-(2).  Open the circuit between (1)-(2). 
Table 9 - Starting/stopping the STP pump (X2 REMOTE) 
 
 
Stop
Rotation
Stop
(1)–(2)
X2 REMOTE 
connector 
OPEN
CLOSE
 
Figure 29 - Pump operation method