4/20mA Loop Powered Indicators, Ex eb and Ex tb, field mounting

Lower cost alternative for flameproof Ex d indicators

Loop powered indicators

Features: 

  • ATEX and IECEx Ex eb and Ex tb certification
  • Lower cost alternative for flameproof Ex d indicators
  • May be connected into any Zone 1, 2, 21 or 22 non IS loop
  • Large non multiplexed displays, models with:
  • 4 digits: 34mm high
    5 digits: 29mm high + bargraph
  • IP66 GRP enclosures
  • -40°C to +60°C operation
  • Root extractor, lineariser and tare function
  • Internal calibrator
  • Optional:
  • Backlight 
    Scale and tag labelling for no additional charge
    Engraved Stainless Steel legend plate

Product details
These loop powered increased safety Ex eb certified indicators are a lower cost alternative to flameproof Ex d indicators, featuring large high contrast displays with a very wide viewing angle.  They may be connected into any 4/20mA Zone 1 or 2 loop with any type of explosion protection apart from intrinsic safety.

The indicators also have dust ignition protection by enclosure Ex tb allowing installation in Zones 21 and 22.

No additional charge is made for factory calibration or for scale and tag marking, although the indicators can easily be recalibrated on-site.

To select the model for your application please refer to the following table.

To select the model and options for your application please refer to the following table.

To select the model for your application please refer to the following table.

Model BA304SG BA324SG
BA304SG BA324SG *
Mounting &
Enclosure
Field
122 x 120
Protection IP66
Display 4 digits
34mm high
5 digits
29mm high
+ bargraph
Certification
Europe
ATEX
II 2G Ex eb ib mb IIC T5 Gb   Increased safety Ex eb
II 2D Ex ib mb tb T80°C Db   Protection by enclosure Ex tb
Cert. No. ITS19ATEX304891X
International
IECEx
Ex eb ib mb IIC T5 Gb   Increased safety Ex eb
Ex ib mb tb T80°C Db   Protection by enclosure Ex tb
Cert. No. IECEx ITS 19.0018X 
Optional
Backlight
Yes
Escutcheon scale and tag
labelling (no charge)
Yes
Etched stainless steel
legend plate
Yes
Model

Mounting &
Enclosure
Protection
Display
Downloads BA304SG
BA324SG
Datasheets PDFDownload PDFDownload
ATEX
certificates
PDFDownload PDFDownload
IECEx
certificates
PDFDownload PDFDownload
Ingress
certificates
PDFDownload PDFDownload
Instruction
manuals
PDFDownload PDFDownload
Abbreviated
manuals
PDFDownload PDFDownload
Application
guide
PDFDownload PDFDownload
Declarations
of Conformity
PDFDownload PDFDownload
CAD files PDFDownload PDFDownload

* Shown with optional backlight.