User`s manual
Schilling Marking Systems GmbH
In Grubenäcker 1 DE-78532 Tuttlingen
+49 (0)7461 9472-0 +49 (0)7461 9472-20
info@schilling-marking.de
www.schilling-marking.de
  MK3 - User’s Manual  19 
  Unpacking and installation 
2.5.4 I/O Connection 
Connect the Remote I/O or PLC (if used) to the I/O connector on the Control Unit. 
The connector is 9 pin/male type and the configuration of the pin is as follows: 
Controller I/O 
connector 
Description 
 Signal  Comment 
Pin 1  +24Vaux  common return wire for the READY and END 
signals 
Pin 2  Marking STOP  input of a clear contact (normally open) 
Pin 3  PWM+  out for a remoted fine pressure regulator 
Pin 4  READY  out machine signal 
Pin 5  Ground  common return of the clear contacts 
Pin 6  Marking START  input of a clear contact (normally open) 
Pin 7  Low pressure  input of a clear contact (normally open) 
Pin 8  PWM-  Out for a remoted fine pressure regulator 
Pin 9  Marking END  out machine signal (0 V during the marking) 
Stop
Start
Ready
End
t
t
t
t
Machine status representation 










