List of recommended safety control interfaces, Maintenance, Monthly – Rockwell Automation 440N SensaGuard 18 mm Plastic Barrel Installation Instructions User Manual
Page 7: Repair, Declaration of conformity
 
7
List of Recommended Safety Control Interfaces
GSR DI, GSR DIS, GSR SI, CR30, MSR126, MSR127, MSR131, MSR138, MSR211, MSR221, MSR121, MSR320, SmartGuard™,
1791DS/ES CompactBlock™ Guard Safety I/O, 1732DS/ES ArmorBlock Guard Safety I/O. Relay must have OSSD (light curtain) inputs.
Maintenance
Monthly
Check the correct operation of the switching circuit. Also check for signs of abuse or tampering. Inspect the switch casing for damage.
Repair
If there is any malfunction or damage, no attempts at repair should be made. The unit should be replaced before machine operation is 
allowed.
Declaration of Conformity
This is to declare that the products shown in this document conform with the Essential Health and Safety Requirements (EHSRs) of the 
European Machinery Directive. These products also conform to EN 60947-5-3, EN ISO 14119, and have Third Party Approval.
For a comprehensive certificate please visit: www.ab.com/safety.
Check the machine is 
isolated and stopped 
whenever the interlocked 
guard door is open.
IMPORTANT: After
installation and 
commissioning, the 
actuator, switch and switch 
lid fixing screws should be 
coated with tamper evident 
varnish or similar compound.