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Interfaces





"OBRF3GD": RADIO FREQUENCY INTERFACE BOX FOR ATEX 2 and 22 ZONES


  "OBRF3GD": RADIO FREQUENCY INTERFACE BOX FOR ATEX 2 and 22 ZONES
 

OBRF3GD: 868 MHz radio module for ATEX 2 and 22 zones.

Radio frequency module for the wireless data communication in ATEX 2 and 22 zones, with protection methods according to:
ATEX II 3G Ex nA IIC T6 Gc X for gases
ATEX II 3D Ex tc IIIC T85°C Dc IP66 X for dust.
It can be applied to both bench/floor scales as weel as mobile scales, such as pallet truck scales or pallet weighing scales, and it allows to transmit data at a very long distance.

Technical features

  • IP66 ABS case.
  • Dimensions case (lxwxh): 120x80x55mm.
  • Fitted with 3m shielded cable, for connection to the indicator.
  • Power supply directly from the indicator.

Operating features

  • Work frequency from 868 to 870 MHz, which reduces the risk of interferences with the classic radio frequency systems.
  • Up to 50 different channels, easily programmable with the programme on PC, in order to install various independent systems in the same work area.
  • Max. functioning distance, in appropriate environmental and installation conditions: up to 70m indoors, and up to 150m outdoors.
  • Does not require particular communication protocols, trasmission in transparent manner of any character received in input.
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Installation examples
Pallet truck scale in Ex 2 or 22 area with manual transmission of the weight through OBRF3GD radio module to WeiMonitor PC software, in safe area.



Weighing platform in Ex 2 or 22 areas connected to an ATEX weight indicator with transmission of the weight through OBRF3GD radio modules to repeaters at a distance, inside the same ATEX area.

Available versions
 CodeDescription
OBRF3GD-2 868 MHz radio frequency module for ATEX 2 & 22 zones. ABS IP66 case, 3 m shielded cable, and power supply from indicator. Protection: ATEX II 3G Ex ec IIC T6 Gc X for gases and ATEX II 3D Ex tc IIIC T85°C Dc IP66 X for dust. Max. functioning distance, in appropriate environmental and installation conditions: 70m indoors, 150m outdoors. 50 configurable channels. Provided with safety instructions and the ATEX EU declaration of conformity (EN, DE, FR and IT).

All the specifications and images can be subject to variations and upgrades without prior notice.
ASSISTANCE
DOCUMENTS
SALES NETWORK
CATALOGS