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

Standalone Coded Non-Contact Safety Switch (PSA-D)

The PSA-D safety switch is a standalone, non-contact device with self-monitoring, force-guided mechanical contacts that maintains high functional safety levels even when connected in series, and it can be installed on guard doors without the need for additional safety monitoring equipment. It requires 2 actuators to operate, ideal for double door monitoring.

  • Material: High Specification Polyester
  • Safety Outputs: 2 (1 Force Guided)
  • Ingress Protection: IP67
  • Connection: Pre-Wired or M12 8 Pole Quick Connect (QC)

Note: Comes with two actuators


Part NumberDescriptionSafety Output 1Safety Output 2AuxiliaryReset ModeConnectivity
117102PSA-D Plastic 5M with Dual Sensing1 (Force Guided Relay)11Automatic or Manual5M Pre-Wired
117103PSA-D Plastic 10M with Dual Sensing1 (Force Guided Relay)11Automatic or Manual10M Pre-Wired
117104PSA-D Plastic QC-M12 8way with Dual Sensing Automatic Start1 (Force Guided Relay)11Automatic250mm Pigtail M12-QC 8way
117105PSA-D Plastic QC-M12 8way with Dual Sensing Manual Start1 (Force Guided Relay)11Manual250mm Pigtail M12-QC 8way

Technical Data
ApprovalsTUV, cULus
Coding Level according to EN ISO 14119Low
TechnologyCoded Magnetic, Hall effect
Housing MaterialRed, Polyester
Power Supply24Vdc +/-10% (Consumption 150mA max.)
NC Safety Output Max.Rating240Vac/24Vdc 3A* ac/dc (*Max. current for QC is 2A)
NO Auxiliary Output Max.Rating24Vdc 0.5A
Recommended Setting Gap5mm
Switching DistanceSao 10mm Close / Sar 25mm Open
Tolerance to Misalignment5mm in any direction from 5mm setting gap
Approach Speed600mm/m to 1000mm/s
Temperature-25 ... +45 °C
CablePVC 10 core 7mm OD

Characteristic Data according to IEC62061 (used as a sub system)
Safety Integrity LevelSIL3
PFH (1/h)3.95E-10Corresponds to 4.0% of SIL3
PFD3.46E-05Corresponds to 3.5% of SIL3
Proof Test Interval T120a

Characteristic Data according to EN ISO13849-1
Performance Levele
Diagnostic Coverage DC99% (high)

Information with regard to UL 508
EnclosureType 1
NC Maximum Output24Vdc 3A
NO Maximum Output24V.dc 0.5A
Use Class 2 Supply or equivalent