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

Z-Range Heavy Duty Safety Rope Pull Switches (GLHR-Z)

The GLHR-Z heavy duty safety rope pull switch has been designed to protect long conveyor lengths, where protection is required up to 125m (using 2 switches) or up to 100m (using 1 switch). The GLHR-Z can be used on its own or in combination with the GLHD-Z to connect up to 125m rope span from the right side.

  • Body Material: Die-Cast Metal; Painted Yellow
  • Ingress Protection: IP67
  • Contacts: 2 OSSD + 1 Auxiliary Output
  • Cable Length (1 Switch): 100m
  • Cable Length (2 Switches): 125m

Part NumberPart DescriptionContact ConfigurationConnection
141302-ZGLHR-Z Z-Range 2 OSSD 1 Auxiliary M12-QC2 OSSD PNP + 1 PNP AUX.250mm Pigtail M12-QC 8-PIN

Technical Data
ApprovalsTUV (on CBZ internal contact block), cULus
TechnologySafety Rope Pull Switch
Housing MaterialPainted Die-Cast Metal
Operating Temperature-20 ... +50 °C
Enclosure ProtectionIP67
Rope SpansUp to 125m
Rope Type4.0mm Outside Dia. Steel inner-PVC sheath
Mounting4 x M5
Torque settingsMounting M5 4.0 Nm Lid T20 Torx M4 1.5 Nm Terminals 1.0 Nm
Tension Force (typical mid setting)130N
Typical Operating Force (Rope pulled)< 125N. < 300mm Deflection
Contact Configuration2 x OSSD PNP + 1 x PNP Auxiliary
Rated Operating Voltage24V DC -15% +10% (Use SELV/PELV)
Power Consumption 0.7W
Outputs Rated Voltage24V DC
Outputs max. / min.Current0.2 A / 1mA
Inputs Rated Voltage / Current24V DC / 2mA
Auxiliary Signalling Output Rated Voltage24V DC
Auxiliary Signalling Output Max. Current0.2 A PNP
Response Time Guard Open60ms max.
Response Time Inputs Off 20ms max.

Characteristic Data according to IEC62061 (used as a sub system)
Safety Integrity Level SIL3
PFH (1/h) 1.0 E-09 (Corresponds to 1% of SIL3)
PFD 8.8 E-05 (Corresponds to 9% of SIL3)
Proof Test Interval T120a

Characteristic Data according to EN ISO13849-1
Performance Levele
Diagnostic Coverage DCHigh

Information with regard to UL Standards
Type 1 Enclosures. Maximum temperature 50ºC. Maximum output 24V DC 100mA. Powered by Class 2 or equivalent.