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Rugged 4/20mA Loop powered indicators, Type nA, panel mounting

Display instrumentation for use in hazardous and safe areas
Loop powered indicators

Features: 

  • Ex nA & Ex tc certification eliminates the need for Zener barriers and galvanic isolators.
  • Large non multiplexed displays, models with:
  • 4 digits: 15mm high
    5 digits: 12.7mm high + bargraph
  • Rugged Stainless Steel cases for use in Ex n, Ex e, Ex p and Ex t panel enclosures in Zones 2 & 22.
  • Internal calibrator
  • Root extractor and lineariser
  • Tare function
  • Optional:
  • Backlight - may be loop or separately powered
    Alarms
Product downloads
Display options
Product dimensions
Rugged indicators product summary
Ex nA Application guide AG310
IECEx logoEX logoCE logo

Product details
These loop powered indicators have third party Ex nA and Ex tc certification allowing them to be installed in a Ex n, Ex e, Ex p or Ex t panel enclosure located in Zone 2 or 22 without the need for a barrier or galvanic isolator. They have rugged Stainless Steel cases and large high contrast displays with a wide viewing angle and can operate over a wide temperature range.

Both models can be supplied custom calibrated and labelled with scale and tag information for no additional charge.

Other loop powered indicators in this range include:

 

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 BA307NE BA327NE
BA307NE  # BA327NE
Mounting & Enclosure Panel
Protection Front IP66, rear IP20
Display 4 digits 15mm high
 5 digits 12.7mm high
+ bargraph
Certification
International
IECEx
 Gas - Ex nA ic IIC T5 Gc -40°C ≤ Ta ≤ +70°C
Dust - Ex tc IIIC T80°C Dc IP20 -40°C ≤ Ta ≤ +70°C
Europe
ATEX		 Gas - Group II Category 3G Ex nA ic IIC T5 Gc -40°C ≤ Ta ≤ +70°C
Dust - Group II Category 3D Ex tc IIIC T80°C Dc IP20 -40°C ≤ Ta ≤ +70°C
Optional
Alarms Yes
Backlight, which may be loop or
separately powered		 Yes
Scalecard and tag/application
marking (no charge)
 Yes
Model

Mounting &
Enclosure
Protection
Display
Downloads BA307NE BA327NE
Datasheets PDFDownload PDFDownload
IECEx
certificates		 PDFDownload PDFDownload
ATEX
certificates		 PDFDownload PDFDownload
Ingress
certificates		 PDFDownload PDFDownload
Instruction
manuals		 PDFDownload PDFDownload
Abbreviated
manuals		 PDFDownload PDFDownload
Application
guides		 PDFDownload PDFDownload
Declarations of
Conformity (EU)
 PDFDownload PDFDownload
CAD files PDFDownload PDFDownload

# Shown with optional backlight, separately powered.