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

RFID Non-Contact Safety Interlock Switch (WPF)

The WPF is a machine guard safety switch that uses RFID technology to detect the presence of a guard and ensure safe operation of machinery.

  • Housing/Fixing: Industry Standard, Wide Body Design
  • Contacts: 2 N/C + 1 N/O
  • Sensing Distance: 8mm ON / 20mm OFF
  • Connection: Pre-Wired or M12 8-Pole Quick Connect
  • Indication: Single LED for Guard and RFID Code Status
  • Switching capability: 0.2A (Requires 24Vdc supply to operate)

 

Part No.Part Description
407002WPF Unique 5M
407003WPF Unique 10M
407004WPF Unique QC M12
407102WPF Master 5M
407103WPF Master 10M
407104WPF Master QC M12
407201Replacement Actuator Master Coded

Technical Data
Approvals TUV, cULus
Coding Level according to EN ISO 14119 M = Medium / U = High
TechnologyRFID
Housing MaterialRed, Polyester
Normally Closed ContactsUp to 2 N/C Safety (When the Guard is Closed)
Normally Open ContactsUp to 1 N/O Auxiliary (When the Guard is Closed)
Switching Distance Sao 8mm / Sar 20mm
Tolerance to Misalignment5mm in any Direction from 5mm Setting Gap
IndicationGreen LED when Guard is Closed
Connectivity2m, 5m, 10m, M12 QC
Length79mm
Width29mm
Height16.5mm
IP RatingIP67
Ambient Temperature-25 ... +55 °C
Storage Temperature-25 ... +55 °C
Supply24VDC +/- 10%
Maximum Switched Current (Outputs) 200mA (Minimum Internal Resistance 8.5ohms)
Switching Frequency1.0 Hz Maximum
Approach Speed200mm/m. to 1000mm/s.
CablePVC 6mm O.D. Conductors 0.25 sq.mm

Characteristic Data according to IEC62061 (used as a sub system)
Safety Integrity LevelSIL3
PFH (1/h)4.77E-10 (Corresponds to 4.8% of SIL3)
PFD4.18E-05 (Corresponds to 4.2% of SIL3)
Proof Test Interval T120a

Characteristic Data according to EN ISO13849-1
Performance Levele (If both channels are used in combination with a SIL3/PLe control device)
CategoryCat4
MTTFd 1100a
Diagnostic Coverage DC99% (high)

Information with regard to UL 508
EnclosureType 1
Maximum Temperature+50 °C
Maximum Output 24V.dc 100mA
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