CDM900 Micro Bee™ Capacitance Diaphragm Gauge


CDM900 Micro Bee is InstruTech's new capacitance diaphragm vacuum gauge with a ceramic  sensor.  The CDM900 is a temperature compensated capacitance diaphragm vacuum gauge which provides highly accurate pressure measurements with full scale ranges from 10 Torr to 1,000 Torr.

CDM900 is available with various fittings including 1/2 in. tube (O-ring compression), NW16KF, 1 1/3 in. Mini-Conflat, 4VCR and 8VCR.


  • Various full scale ranges from 10 Torr to 1,000 Torr
  • Models with 0.5% and 1% of reading accuracy
  • Cost effective elegant design
  • Gas type independent pressure measurement
  • No span adjustment required
  • No zero adjustment required in clean applications
  • 0 to 10 Vdc linear analog output
  • CE and RoHS compliant
  • Typical lead times of 7 to 10 days
  • Standard warranty of 2 years

Optional Power Supply for CDM900
InstruTech RoHS Compliance Document


Compatible Controller:



Note: CDM900 does not require a controller to operate.  It provides an analog output signal that can be directly interfaced with user's control system.   Use controller for panel or rack mount display installation and/or when setpoint relays and serial communications is required


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