Safety Limit Switch in Die Cast with Pin Plunger (HLM-PP)

The pin plunger limit switches from IDEM Safety are designed to be mounted for position sensing of moving applications e.g., guard doors, conveyors, machine beds, elevators etc. The internal contact block is positively operated to comply with IEC 60947-5-1.


  • Material: Red and Black Painted Die-Cast Body / Stainless Steel Head
  • Actuation: Pin Plunger
  • Ingress Protection: IP67
Part Number Description
174101 HLM Pin Plunger M20 2NC 2NO
174102 HLM Pin Plunger ½NPT 2NC 2NO
174103 HLM Pin Plunger QC-M23 2NC 2NO
174104 HLM Pin Plunger M20 3NC 1NO
174105 HLM Pin Plunger ½NPT 3NC 1NO
174106 HLM Pin Plunger QC-M23 3NC 1NO
174107 HLM Pin Plunger M20 4NC
174108 HLM Pin Plunger ½NPT 4NC
174109 HLM Pin Plunger QC-M23 4NC
174110 HLM Pin Plunger M20 1NC 1NO snap
174111 HLM Pin Plunger ½NPT 1NC 1NO snap
174112 HLM Pin Plunger QC-M23 1NC 1NO snap

Note
Gold plated contacts are available for circuits with low power (5V 5mA).

Technical Data
ApprovalscULus
MaterialPainted Die-Cast Aluminum
Plunger Material316 Grade Stainless Steel
Enclosure ProtectionIP67
Operating Temperature-25 ... +80 °C
Positive Opening Operation (NC Contacts)18N
Utilization CategoryAC15 A300 240V. 3A
Min Current5V, 5mA, DC
Thermal Current (Ith)10A
Rated Impulse Withstand Volt2500VAC
Mechanical Life Expectancy2,500,000 Cycles
Vibration IEC 68-2-6, 10-55Hz 0.35mm
Conductor size1.5 sq.mm

Information with regard to UL standards
Type 1 Enclosures. Use 16 - 12AWG copper conductors, rated 75ºC minimum. Intended for same polarity use. Electrical Rating: A300 240V.ac 3A. (6,000 cycles) 240V. 10A. carry only. Wire range: 16AWG – 12AWG Copper Torque 7lb/in (0.8Nm) Earth bonding terminal inside enclosure if required.