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

Compact Tongue Interlock Safety Switch (INCH-1)

The compact body is only 25mm wide with 18mm fixing centres, ideal for restricted spaces. The rotatable head provides up to 8 actuator entry positions.

  • Housing/Fixing: Compact, 18mm fixing profile
  • Contacts: 2 N/C or 1 N/C + 1 N/O
  • Connection: Wired or M12 Quick Connect

NOTE: Replaceable contact blocks.

Part No.Part Description
222001INCH-1 M16 2NC
222001AINCH-1 M16 2NC – std actuator
222001FINCH-1 M16 2NC – flat actuator
222001PFINCH-1 M16 2NC – PF actuator
222002INCH-1 QC M12 4way 2NC
222002AINCH-1 QC M12 4way 2NC – std actuator
222002FINCH-1 QC M12 4way 2NC – flat actuator
222002PFINCH-1 QC M12 4way 2NC – PF actuator
222003INCH-1 M16 1NC 1NO
222003AINCH-1 M16 1NC 1NO – std actuator
222003FINCH-1 M16 1NC 1NO – flat actuator
222003PFINCH-1 M16 1NC 1NO – PF actuator
222004INCH-1 QC M12 4way 1NC 1NO
222004AINCH-1 QC M12 4way 1NC 1NO – std actuator
222004FINCH-1 QC M12 4way 1NC 1NO – flat actuator
222004PFINCH-1 QC M12 4way 1NC 1NO – PF actuator

Technical Data
TechnologyTongue Interlock (Non Locking)
Housing MaterialPolyester
Head MaterialStainless Steel
Contact Configuration2 NC or 1 NC + 1 NO
Thermal Current (lth)10A
Overload protection fuse (fuse externally)10A. (FF)
Rated Insulation/Withstand Voltages600VAC/2500VAC
Actuator Travel/Force for Positive Opening6mm/12N
Actuator Entry Minimum Radius150mm Standard 100mm Flexible
Maximum Approach Withdrawal Speed600mm/s
Enclosure ProtectionIP67
Operating Temperature-25 ... +80 °C
VibrationIEC 68-2-6 10-55Hz+1Hz Excursion: 0.35mm, 1 octave/min
Fixing2 x M4
Pollution Degree3
Short Circuit Overload ProtectionFuse externally 10A (FF)

Information with regard to UL Standards
EnclosureType 1
Electrical RatingPilot Duty A300 240V.ac 3A. 6,000 cycles
Maximum Ambient Temperature+40 °C
Use 16 - 12AWG stranded copper insulated conductors rated 90ºC minimum. (75C. ampacity).
Terminal tightening torque 7ibs ins (0.8Nm)
Intended for same polarity use and one polymeric conduit connection
Not suitable for connection to a rigid metal conduit system