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.

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

Type code

Ex i-indicator D122.A	.	.	.		.
Software Display device (standard) Display unit with curve linearization	.A .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)		.0 .3 .5 .6 .7
Switching outputs: without with two switching outputs with input and output				.0 .2 .3
Further options: without with integrated barrier module with integrated transmitter					.0 .BM .MU