HLM / HLM-SS Safety Limit Switch Operating Instructions

This document provides installation, maintenance, and safety instructions for IDEM HLM and HLM-SS series safety limit switches, including mounting torque specifications, regular testing intervals per ISO13849-1 and ISO14119, and contact block options. It covers correct actuation methods, warns against using switches as mechanical stops, and details monthly and semi-annual maintenance checks for mechanical damage and moisture ingress.