Leading Manufacturer of Safety Interlock Switches and Machine Guard Safety Switch Devices for Automation and Process Safety

Safety Limit Switches in Plastic with Roller Plunger (LSPS)

LSPS Limit switches are designed to be mounted for position sensing of moving applications e.g. guard doors, conveyors, machine beds, elevators etc. They are available with linear plungers, rotary levers or roller plungers and either slow or snap action contacts. All contact blocks are positively operated to satisfy IEC 60947-5-1.

  • Material: UL approved glass-filled plastic
  • Actuation: Roller Plunger
  • Ingress Protection: IP67
Part NumberPart Description
171010LSPS Roller Plunger M20 2NC 1NO
171011LSPS Roller Plunger ½NPT 2NC 1NO
171012LSPS Roller Plunger QC M12 2NC 1NO
171013LSPS Roller Plunger M20 3NC
171014LSPS Roller Plunger ½NPT 3NC
171015LSPS Roller Plunger QC M12 3NC
171016LSPS Roller Plunger M20 1NC 1NO Snap
171017LSPS Roller Plunger ½NPT 1NC 1NO Snap
171018LSPS Roller Plunger QC M12 1NC 1NO Snap

Technical Data
ApprovalscULus
Housing MaterialUL approved glass-filled plastic
Roller Plunger MaterialVarious Polymers Steels
Enclosure ProtectionIP67
Operating Temperature-25 ... +80 °C
Positive Opening OperationNC Contacts
Utilization CategoryAC15 A300 240V. 3A.
Actuation Force /Torque for Positive Opening1.0Nm
Min Current5V, 5mA, DC
Thermal Current (Ith)10A
Rated Insulation Voltage300VAC
Rated Impulse Withstand Volt2500VAC
Max. Switching Speed 250mm/s
Mechanical Life Expectancy2,500,000 Cycles
Electrical Life Expectancy at full load 100,000 Cycle min.

Information with regard to UL Standards
Type 1 Enclosures. Electrical Rating: A300 240V.ac 3A. (6,000 cycles) 120V. 60A. Making 6A. Braking PF >0.38 (100,000 cycles). 240V. 10A. carry only. Use 16 - 12AWG copper conductors, rated 90ºC minimum. Intended for same polarity use and one polymeric conduit connection.