The new Edwards Linear Convection Gauge has a wide measuring range from 1333 to 3 x 10-4 mbar (1000 to 2.3 x 10-4 Torr). The use of convection technology ensures, accuracy and sensitivity are maintained to the top of the range. The gauge is compact and may be mounted in any orientation, simplifying installation where space is limited. The gauge incorporates a setpoint and two LEDs, which indicate setpoint and gauge status. For reduced cost of ownership, the gauge is provided with a replaceable tube, in which calibration data is stored.

Technology

The APGX-H uses the constant temperature principle in which the cooling effect of the gas on the filament is overcome by varying the voltage applied, which in turn maintains a constant resistance and keeps the circuit in equilibrium. This voltage is therefore a measure of the pressure in the gauge tube. It should be noted that different gasses have different thermal properties and as such the output of APGX-H is gas dependant.
CodeTypeMeasuring rangeGauge modelPrecision: % of measurement [%]FlangePrice ex.PDFStockQtyMore info
HVC-D02391000 Linear Convection Gauge 1333 to 3 x 10-4 mbar APGX-H-NW16, Aluminium ±15% of reading ±3 x 10-4 mbar DN 16 ISO-KFOn request
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HVC-D0239100C Linear Convection Gauge 1333 to 3 x 10-4 mbar APGX-H-NW16 Aluminium, Certificated ±15% of reading ±3 x 10-4 mbar DN 16 ISO-KFOn request
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HVC-D02395000 Linear Convection Gauge 1333 to 3 x 10-4 mbar APGX-H-NW16 ST/ST ±15% of reading ±3 x 10-4 mbar DN 16 ISO-KFOn request
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HVC-D0239500C Linear Convection Gauge 1333 to 3 x 10-4 mbar APGX-H-NW16 ST/ST, Certificated ±15% of reading ±3 x 10-4 mbar DN 16 ISO-KFOn request
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HVC-D02392000 Linear Convection Gauge 1333 to 3 x 10-4 mbar APGX-H-NW25 ST/ST ±15% of reading ±3 x 10-4 mbar DN 25 ISO-KFOn request
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HVC-D0239200C Linear Convection Gauge 1333 to 3 x 10-4 mbar APGX-H-NW25 ST/ST, Certificated ±15% of reading ±3 x 10-4 mbar DN 25 ISO-KFOn request
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HVC-D02396000 Linear Convection Gauge 1333 to 3 x 10-4 mbar APGX-H 1/8” NPT ST/ST ±15% of reading ±3 x 10-4 mbar 1/8” NPTOn request
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HVC-D0239600C Linear Convection Gauge 1333 to 3 x 10-4 mbar APGX-H 1/8” NPT ST/ST, Certificated ±15% of reading ±3 x 10-4 mbar 1/8” NPTOn request
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