4-20 mA Field Indicator D122A

The D122 digital indicator is used for the direct display of measured values from intrinsically safe 4-20 mA circuits in hazardous areas.

Features
  • Use in Ex-zone 1/21 & 2/22
  • Display of intrinsically safe 4-20 mA circuits without auxiliary power
  • Bar graph for measured value display with 41 segments
  • Second bar graph for limit value, which can be scaled separately from the display value
  • Various housing versions available
  • Optionally also available with switching outputs
  • Optionally also available with barrier module or transmitter
  • Also available as a totalizer or transmitter

Ex i-indicator D122.A

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Software

Display device (standard)

Display unit with curve linearization


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.AS




Housing versions::

Switch panel housing 48 x 96 mm

Control panel housing 72 x 144 mm

Field housing (30 mm digit height)

Field housing (50 mm digit height)

Field housing (dust Ex, 30 mm digit height)


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Switching outputs:

without

with two switching outputs

with input and output


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Further options:

without

with integrated barrier module

with integrated transmitter

 

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