Discovery Manual Call Point (SIL2) 58100-908SIL



  • EN 54-11 & EN 54-17 Certi!ed
  • Reports an alarm in under 0.2 seconds
  • 'Plug and Play' terminal connections for faster wiring
  • Continuity link for wiring test before commissioning
  • Suitable for semi flush or surface mounting


Call point type Deformable element
Call point principle Operation of a switch
Alarm indicator Red light emitting diode (LED)
Fault indicator Amber/Yellow LED
Supply wiring Two-wire supply, polarity sensitive
Loop connections Terminal block L1 -ve/L2 +ve
Supply voltage 17 - 28 V dc
Quiescent current 100 μA
Power up surge 1 mA
Maximum power-up time One second
Communications protocol Discovery 5 - 9 V peak to peak
Alarm current, LED illuminated 4 mA
Normal analogue value 16
Alarm state value 64
Operating temperature -20ºC to 60ºC
Humidity (no condensing or icing) 0% to 95% RH
Standards and Approvals

EN 54-11,
EN 54-17 (isolated version)
IEC 61508-1, 2

IP rating IP24D
Dimensions 89mm wide x 93 mm high x 26.5 mm depth
Weight 110 g (flush mounted)
160 g (surface mounted)
Materials Fire retardant polycarbonate