• For ensuring machine safety
  • Certified to the following standards: EN 60947-5-3, IEC 61508 and ISO 13849
  • No special actuator for electronic fail-safe sensors required
  • Connection to safety PLC and safe evaluation units
  • Series connection of sensors possible


  • Description
  • Reviews (0)


Product characteristics
Output function clock signal
Housing rectangular
Dimensions [mm] 40 x 40 x 66
Type of operation continuous operation (maintenance-free)
Electrical data
Operating voltage [V] 19.2…30 DC
Rated insulation voltage [V] 30
Current consumption [mA] < 15
Protection class III
Reverse polarity protection yes
Max. power-on delay time [ms] 5000
Max. input capacitance Ci_max [nF] 2
Output function clock signal
Output data Interface type B
Short-circuit protection yes
Max. capacitive load CL_max [nF] 20
Detection zone
Enable zone [mm] 10…20
Safe switching-off distance s(ar) [mm] 35
Response times
Response time to safety request [ms] 20
Response time when approaching the enable zone [ms] 200; (typical 100)
Operating conditions
Applications class C to EN 60654-1 weatherproof application
Ambient temperature [°C] -25…70
Note on ambient temperature
operational life ≤ 87600 h
Ambient temperature [°C] 10…40
Note on ambient temperature
operational life ≤ 175200 h
Rate of temperature change [K/min] 0.5
Max. relative air humidity [%] briefly: 5…95 %; permanent: 5…70 %
Air pressure [kPa] 80…106
Ionising radiation not permissible
Salt spray no
Protection IP 65; IP 67; (to EN 60529)
Tests / approvals
IEC 60947-5-2
IEC 60947-5-3
EN 61000-4-2 ESD 6 kV CD / 8 kV AD
EN 61000-4-3 HF radiated 20 V/m
EN 61000-4-4 Burst 2 kV
EN 61000-4-6 HF conducted 10 V
EN 61000-4-8 30 A/m
EN 55011 class B
Shock resistance
IEC 60947-5-2
Vibration resistance
IEC 60947-5-2
UL approval
Ta -25…70 °C
Enclosure type Type 1
voltage supply Limited Voltage/Current
File number UL E174191
Safety classification
ISO 13849-1 category 3, PL e
IEC 61508 SIL 3
Mission time TM [h] ≤ 175200
Mission time TM (additional indication)
20 years
Safety-related reliability PFHD [1/h] 1E-08
Mechanical data
Weight [g] 358
Housing rectangular
Mounting non-flush mountable
Dimensions [mm] 40 x 40 x 66
Materials PPE; diecast zinc
Displays / operating elements
operation 1 x LED, green
signal 1 x LED, yellow
Unless stated otherwise, all data refer to the reference target plate to IEC 60947-5-2 over the whole temperature range.
(FE360 = ST37K) 60x60x1 mm
Pack quantity 1 pcs.
Electrical connection – plug
Connection Connector: 1 x M12; Contacts: gold-plated


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