Ex RF 96 ST

  • Ex zone 1 and 21
  • sWave® wireless technology (SW868/SW915)
  • Power supply by ex-proof Lithium battery (exchange inside Ex areas possible)
  • Thermoplastic enclosure
  • Mounting details to EN 50047
  • Plug-in connector M12
  • No wiring and pipe laying required
  • Easy programming of receiver
  • Output signal can be individually configurated at the receiver
  • Available with "LBT - Listen before Talk" Software
  • The Ex RF 96 ST may be used in combination with an Ex wireless inductive sensor Ex RF IS

Technical data

Applied standards EN 60947-5-1, EN 61000-6-2, EN 61000-6-3, EN 301 489-1, EN 301 489-3, EN 300 220-1, EN 300 220-2, EN 60079-0, EN 60079-11
Enclosure thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Tightening torque M4 enclosure mounting screw: max 1.2 Nm
M2.5 cover screws: approx. 0.45 Nm
Degree of protection IP 20 to IEC/EN 60079-11,
IP 67 to IEC/EN 60529
Voltage supply Ex approved and certified batteries, manufacturer steute, Ex RF Bat 3,6 V/2,1 Ah, mat. no. 1381655, BVS 18 ATEX E 035 X, IECEx BVS 18.0056X
システム Li/SOCl2
Nominal voltage 3.6 V
公称容量 2.1 Ah with integrated protective circuit
Battery life depending on the switching frequency
1 s approx. 500 days,
10 s approx. 1000 days,
100 s approx. 1100 days
Connection plug-in connector M12 x 1, 4-pole
Ambient temperature –20 °C … +60 °C
Switching frequency max. 5 Hz
Standby current 215 µA (incl. sensor)
Wireless range max. 450 m outside,
max. 40 m inside
Actuating time min. 80 ms
Note Status signal adjustable via jumper, no, 10 s, 100 s, 1000 s, 10000 s
Delivery state: jumper position without status signal
Transmission of battery voltage and switching condition
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
Approvals BVS 19 ATEX E 009 X
IECEx BVS 19.0040X

Ordering details

Type   Material no.  
Type    Material no.   
Ex RF 96 ST SW868 (Europe, China) 1275802
Type    Material no.   
Ex RF 96 ST SW868 LBT (Europe, China) on request Produced to order.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
Ex RF 96 ST SW915 (USA, Canada, Mexico, Australia) 1314672