Deif PPM 300 - Page 82

Figure 6.25 Example of digital input wiring (common = 12 or 24 V)
12/24 V DC
0 V DC
Digital
signal
COM
Safety function wiring
Safety functions, for example, Emergency stop, require a normally closed digital signal to be wired to the controller.
Figure 6.26
Example of digital input wiring for safety functions (common = 0 V)
12/24 V DC
0 V DC
Digital
signal
COM
INSTALLATION INSTRUCTIONS 4189340909I UK Page 82 of 144