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EX RC SI 56 safety sensor

EX_RCSI_56_A5_mit-Signet

EX RC SI 56

Ex security sensor for zone 1, 21

  • Ex zone 1 and 21
  • Thermoplastic enclosure
  • Suitable for the food processing industry
  • Long life
  • Reed contacts, coded
  • Actuation from front
  • Switching distance up to 6 mm
  • With pre-wired cable
  • Special version only for gas Ex zone 2 and dust Ex zone 22 available
  • Maritime certification to DNV GL available on request
  • Attention: Please state required international approvals with your order!

EX safety sensors are used to monitor the position of sliding, swivelling or removable protectors. For security functions according to DIN VDE 0660-209, the devices must only be used with a PL “e” protection door monitoring module according to EN ISO 13849-1 or up to SILCL 3 in accordance with EN 62061.

Characteristics

Applied standards: EN ISO 13849-1, EN 60947-5-3, EN ISO 14119, EN 60079-0, EN 60079-18
Enclosure: thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Sensor type: type 4 interlocking device
Coding level: low coding
Degree of protection: IP 67 to IEC/EN 60529

SAFETY-RELEVANT DATA
EN ISO 13849-1: Performance Level PL e
Category: 4
B10d (10 % load): 20 million
TM: max. 20 years
MTTFd: > 100 years
DC/DCavg: > 99 %
Actuating magnet: Ex MC 56 or Ex MC 56-3
Switching system: reed contacts
Switching elements: 1 NC/1 NO contact or 2 NC contacts
Connection: Pre-wired cable 4 x AWG 24 UL
Cable cross-section: 4 x 0.22 mm²
Cable length: 2, 5 or 10 m, max. 15 m
Switching voltage: max. 30 VDC
Rated operating current/voltage Ie/Ue: max. 125 mA, with LED: 20 mA / 24 VDC
Voltage drop at Ie: 2.5 V, with LED: 3 V
Switching frequency: max. 5 Hz
Switching distances: sn 6 mm, sao 4 mm, sar 30 mm
Repeatability: ± 0.5 mm
Hysteresis: approx. 24 mm
Degree of pollution: 3
Safety class: II
Ambient temperature: T6: –20 °C … +70 °C, T5: –20 °C … +85 °C
Mechanical life: > 10 million operations
Impact energy: max. 7 J
Ex marking:  II 2G Ex mb IIC T6/T5 Gb,  II 2D Ex mb IIIC T80 °C/T95 °C Db IP67, IECEx Ex mb IIC T6/T5 Gb, Ex mb IIIC T80 °C/ T95 °C Db IP67
Approvals: PTB 08 ATEX 2027 X, IECEx PTB 08.0042 X
 on request
Note:  The safety-related data are only valid in combination with a safety module, e.g. SRM 21 RT2 (mat. no. 1179203).

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A2S (Advanced Safety Solutions) 350 Avenue JRGG de la Lauzière 31 Parc du Golf - CS 90519 13593 Aix en Provence Cedex 3

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