
Parker Hannifin Corporation
Pneumatic Division Europe
www.parker.com/pde
16
Integration Guide
Schmersal SRB-E-204ST
FRL-SIF-120
_EU
Parker Pneumatic
Schmersal SRB-E-204ST
Part Number: SRB-E-20*ST
*=1 or 4 double inputs
• Functional Safety Rating: Cat 4, PL e
• Uses terminals
• Customer will have colored wires
• Can be wired with a PLC for sensor monitoring
• Examples include with and without pin outs and valve schematic
Generic Connection Example for Schmersal SRB-E-201ST (from Schmersal Catalog):
The same schematic is used, but with 4 dual inputs for P/N SRB-E-204ST
a) Safety inputs
b) Safety outputs
c) Signalling outputs
d) Clock outputs
e) Processing
f) Power