Wireless receiver

RF Rx SW868-4S 24VDC

Article no.: 1357703

Standard version
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Product features

Wireless
  • sWave® wireless technology

  • 4 potential-free relay outputs

  • 4 NO contacts, max. 3 A

  • Transmitter/receiver assignment by teaching mode

  • LEDs for indication of switching state

  • SMA plug-in connector for external antenna

Notes

  • External antenna always required for optimum wireless range.

Technical data

Applied standards
EN 300 220-2, EN 301 489-3, EN 62479, EN IEC 62368-1, EN 60947-5-1, EN IEC 61000-6-2, EN 55011, EN 55032, EN IEC 63000
Enclosure
polyamide, self-extinguishing UL 94 V-0, RAL 7035
Degree of protection
IP20 (IEC/EN 60529)
Number of channels
4
Mounting
DIN rail mounting
Connection
screw connection terminals 0.14 mm² - 2,5 mm², stripping length 8 mm
Safety class
II
Teachable transmitters
40
Outputs
4 NO contacts (relay)
Rated operating current/voltage Ie/Ue
max. 0.1 A/24 VDC -15 % … +10 %;
output contacts: 3 A/250 VAC; 3 A/24 VDC
Utilisation category
outputs: AC-15 (at 10 % Ie); DC-13
Rated insulation voltage Ui
250 VAC
Rated impulse withstand voltage Uimp
2.5 kV
Display
green LED: ready for operation,
orange LED: signalling of switching state
Mechanical life
> 5x106 operations
Electrical life
> 1x105 operations AC1
Shock resistance
1 g
Vibration resistance
2 g (10-55 Hz)
Degree of pollution
2
Ambient temperature
–20 °C … +55 °C
Storage and shipping temperature
–25 °C … +85 °C
Note
Inductive loads (contactors, relays etc.) are to be suppressed by suitable circuitry.
Switching contacts are not suitable for capacitive loads.
Weight
87 g

General

Frequency
868.3 MHz (Europe)
Data rate
66 kbps
Channel bandwidth
350 kHz
Modulation type
2-FSK
Protocol
sWave®
Transmission power
< 25 mW
Wireless approvals
Europe: RED 2014/53/EU

Function

Wireless range
max. 450 m outdoors, max. 40 m indoors
Note
Allows configuration of LBT and status signal of the transmitters

Dimensional drawing

Further drawings

Arrangement of receiver and switch antenna


A = Optimum mounting
B = Possible mounting
C = Unsuitable mounting

Downloads

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Mounting and wiring instructions – RF Rx-4S

German, English, French

PDF2 MB 25.06.2026
Mounting and wiring instructions – RF Rx-4S (it)

Italian

PDF1 MB 03.07.2026
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Wireless receiver

RF Rx SW868-4S 24VDC

Article no.: 1357703

Standard version
contact us