Intrinsically Safe Pressure Sensors
These sensors are ATEX approved which make them suited for applications with flammable gasses (zone 0), dust (zone 20) and in mining areas (group 1 M1).


AST44LP Intrinsically Safe Pressure Transducer
Solution for low pressure measurement in intrinsically safe areas
Measurement Range
0 - 70 mbar to 1 bar
Accuracy
0.25 - 0.5%
Output
1 - 5 V
1 - 6 V
4 - 20 mA
1 - 6 V
4 - 20 mA
Pressure Type
Absolute
Bi-directional
Gauge (vented)
Bi-directional
Gauge (vented)

AST4400 Intrinsically Safe Pressure Transducer
Solution for pressure measurement in intrinsically safe areas
Measurement Range
0 - 2 to 0 - 1350 bar
Accuracy
0.25 - 0.5%
Output
1 - 5 V
1 - 6 V
0.5 - 4.5 V
4 - 20 mA
ratiometric
1 - 6 V
0.5 - 4.5 V
4 - 20 mA
ratiometric
Pressure Type
Compound
Gauge (sealed)
Gauge (vented)
Gauge (sealed)
Gauge (vented)

AST4401 Intrinsically Safe Pressure Transducer
Solution for pressure measurement in intrinsically safe areas
Measurement Range
0 - 2 to 0 - 1350 bar
Accuracy
0.25 - 0.5%
Output
1 - 5 V
1 - 6 V
0.5 - 4.5 V
4 - 20 mA
ratiometric
1 - 6 V
0.5 - 4.5 V
4 - 20 mA
ratiometric
Pressure Type
Compound
Gauge (sealed)
Gauge (vented)
Gauge (sealed)
Gauge (vented)