MKS Instruments UK Ltd
Microvision2 Hardware Manual – SP101015.102 August 2010
13
4.6 Gauge Connector
A standard 9-way D-type socket used to interface to a total pressure gauge. This may be already in use
depending on the type of RGA system purchased.
4.7 Power
A 2-pin D-type connecter used to for the 24VDC power supply.
Pin Function Description
1 Gauge On Open collector output from gauge
2 No connection
3 24VDC Output 24VDC supply output, fused at 120mA
4 0V Ground
5 Differential Signal Input High Gauge pressure output
6 0V Ground
7 No connection
8 Differential Signal Input Low Gauge pressure output
9 Gauge Enable Open collector to gauge
Pin Function Description
1 24VDC
A2 0V
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