Alpha Instruments

Alpha Instruments Pressure Sensors

Capacitive packaged pressure transmitters for HVAC and other applications.

Differential Pressure Sensor AI161

HVAC/Cleanroom pressure sensor, 0.1" WC to 100" WC with voltage or current output. Barbed pressure ports.

HVAC Pressure Sensor AI162 for Cleanroom, Fume Hoods & More

HVAC/Cleanroom pressure sensor, 0.1" WC to 100" WC with voltage or current output. Barbed pressure ports.
Low Differential Pressure Transmitter AI178A

Differential pressure transmitter, 0.1" WC to 100" WC with 4-20 mA output. 3 1/2 digit LCD display.
Low Differential Pressure Transmitter AI179

Differential pressure transmitter, 20 Pa to 20 KPa with 4-20 mA output. 3 1/2 digit LCD display.
Low Differential Pressure Transmitter AI178

Differential pressure transmitter, 0.1" WC to 100" WC with 4-20 mA output. 3 1/2 digit LCD display.
Cleanroom Pressure Sensor AI164

Cleanroom pressure sensor with NEMA 1 enclosure, 0.1" WC to 20" WC with voltage or current output
Low Differential Room Pressure Sensor & Transducer AI165

NEMA 1 enclosure, 0.1" WC to 20" WC with voltage or current output (different port locations than AI164). Excellent as an isolation room or clean room pressure sensor
Low Differential Pressure Transmitter AI166

0.1" WC to 100" WC, voltage or current output, flame retardant plastic enclosure. Fume hood pressure sensor and more!
Din Rail Mount Pressure Transducer AI167

Din rail mount pressure transmitter, 0.1" WC to 100" WC, LED pressure status indicator
NEMA 4 Pressure Transmitter AI168

NEMA 4 pressure sensor, 0.1" WC to 100" WC, for power plants & textile machinery, uni or bi-directional pressure sensor