Ex safety sensor

Ex RC Si 56 2Ö-3G/D - 5m

Article no.: 1183009

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Product features

ExSafety
  • Ex zone 2 and 22

  • Thermoplastic enclosure with cable

  • Long life

  • Reed contacts, coded

  • Actuation from front

Technical data

Applied standards
EN ISO 13849-1, EN 60947-5-3, EN ISO 14119, EN IEC 60079-0, EN 60079-18
Enclosure
thermoplastic, glass-fibre reinforced, shockproof, self-extinguishing UL 94 V-0
Sensor type
type 4 interlocking device
Degree of protection
IP67 (IEC/EN 60529)
Switching system
reed contacts
Switching elements
2 NC contacts
Connection
cable 4 x AWG 24 UL
Cable cross-section
4 x 0.22 mm²
Cable length
5 m
Switching voltage
max. 30 VDC
Rated operating current/voltage Ie/Ue
max. 125 mA / 24 VDC
Voltage drop at Ie
max. 2.5 V
Assured switching distance »OFF« sar 
30 mm
Repeatability
< 0.5 mm
Hysteresis
min. 23 mm
Degree of pollution
3
Safety class
II
Ambient temperature
T6: –20 °C … +70 °C,
T5: –20 °C … +85 °C
Mechanical life
> 1 million operations
Shock resistance
100 g (1 ms, ½ sin)
Vibration resistance
10 g (10-500 Hz)
Bounce duration
max. 2 ms (response time, incl. bounce)
Impact energy
max. 7 J
Ex marking
L II 3G Ex mc IIC T6/T5 Gc X,
L II 3D Ex mc IIIC T80°C/T95°C Dc
EN ISO 13849-1
Performance Level PL e
Category
4
B10d (10 % load)
2 million
TM
max. 20 years
MTTFd
> 100 years
DC/DCavg
> 99 %
Note
The safety-related data are only valid in combination with a safety module, e.g. SRM 21 RT2 (mat. no. 1179203).
 

Dimensional drawing

Further drawings

Contact diagram
Axial misalignment

Downloads

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Mounting and wiring instructions – Ex RC Si 56-3G/D

German, English, French, Italian, Portuguese

PDF2 MB 13.11.2025
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Ex RC Si 56 2Ö-3G/D - 5m

Article no.: 1183009

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