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Baratron® Power Supplies & Displays
These Baratron® Power Supplies & Displays are used to power capacitance manometers and/or display the pressure output signal in pressure units.

946 Vacuum System Controller
- Simultaneous control and display six vacuum gauges and/or mass flow controllers
- Pressure readings from 10,000 Torr down to 10-11 Torr
- Closed-loop pressure control option for use with MKS valves

PR4000B Digital Power Supply and Readout
- Digital RS232 interface standard; RS485 interface optional on two-channel models
- User-selectable engineering units for both pressure transducers and flow devices
- Menu-driven with simple set-up and operation

PDR2000A Two-Channel Digital Power Supply and Readout
- Low cost solution for powering and displaying two Baratron® transducers
- 0.75 Amp power supply supports up to two heated manometers
- Two process relay set points

274B Three-Channel Sensor Multiplexor
- Used with high-accuracy Baratron® capacitance manometers
- Allows a single signal conditioner to operate up to 3 high-accuracy Baratron® sensors
- Provides heater power for the temperature-controlled sensors

670C Power Supply and Display with Signal Conditioner
- Provides power, signal conditioning, and display for all High Accuracy Baratron pressure sensors
- Analog and digital input/output for computers and process control systems
- Two built-in alarm relays provide process pressure trip points

LDM-A and LDM-D Local Pressure Display Modules
- Large red LED or LCD displays for easy reading, even from a distance
- LDM-D offers user-configurable engineering units
- No additional cables needed

Pressure Input Modules
- Supports 15-pin analog Baratron, Convectron, Pirani & Piezo transducers
- Direct 1:1 pin mapping of pressure devices
- Supports integration of 4 MKS pressure measurement devices
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