Ex Wireless position switch Ex RF 96 SW915


  • Ex zone 1 and 21
  • sWave® wireless technology
  • Power supply by ex-proof Lithium battery (exchange inside Ex areas possible)
  • Thermoplastic enclosure
  • Mounting details to EN 50047
  • No wiring and pipe laying required
  • Easy programming of receiver
  • Output signal can be individually configurated at the receiver

Technical data

StandardsEN 60947-5-1; EN 61000-6-2;
EN 301 489-1; EN 301 489-3;
EN 300 220-1, EN 300 220-2;
EN 60079-0, -11
Enclosureglass-fibre reinforced, shock-proof thermoplastic (PA 66), self-extinguishing UL 94-V0
Tightening torqueM4 mounting screw enclosure: max 1.2 Nm,
M2.5 cover screws: approx. 0.45 Nm
Switching systemmicro switch
Degree of protectionIP 20 to IEC/EN 60079-11,
IP 67 to IEC/EN 60529
Ambient temperature–20 °C … +60 °C
Operation cyclesapprox. 12000 telegrams at repetitions/h
Voltage supplyEx approved and certified batteries, manufacturer Friwo, type: M52 Ex SVKP/036, II 2G Ex ib IIC T4, II 2D Ex ib IIIC T135°C, ZELM 13 ATEX 0512X, IECEx ZLM 13.0003X, 3 V Lithium Mangandioxid (replaceable), permiss. ambient temperature: -40 °C … +72 °C
Capacity5,6 Ah with integrated protective circuit
Frequency915 MHz (USA, Canada and Australia)
Transmission power< 10 mW
Data rate66 kbps
Channel bandwidth400 kHz
Wireless rangemax. 450 m outside,
max. 40 m inside
Actuating timemin. 80 ms
Mechanical life> 1 million operations
Battery lifedepending on the switching frequency 1 s approx. 1000 days, 10 s approx. 3500 days, 100 s approx. 3500 days
Notetransmission of battery voltage
Ex marking II 2G Ex ib IIC T4 Gb,
II 2D Ex ib IIIC T135 °C Db
IECEx Ex ib IIC T4 Gb,
Ex ib IIIC T135 °C Db
ApprovalsZELM 13 ATEX 0515 X
IECEx ZLM 13.0006X

ExM 14 1Ö/1S:
II 2G Ex d IIC T6 Gb,
II 2D Ex tb IIIC T80 °C Db IP65
Ordering details

Plunger with collar W

Type   Material no.
Ex RF 96 W SW915 1391414

Long roller plunger RL

Type   Material no.
Ex RF 96 RL SW915 1391418

Roller lever with collar WH

Type   Material no.
Ex RF 96 WH SW915 1391422

Rocking lever D

Type   Material no.
Ex RF 96 D SW915 1391426

Adjustable rocking lever DS

Type   Material no.
Ex RF 96 DS SW915 1391430

Spring-rod lever DF

Type   Material no.
Ex RF 96 DF SW915 on request Produced to order.