Pressure switch P78MCA-9300 Duo ND/HD -0.5/30 bar Penn

Dual Pressure Switch P78MCA-9300

Penn low-pressure / high-pressure monitor P78MCA-9300 from Johnson Controls for low-pressure / high-pressure range in flare design with 7/16"-20 UNF (1/4" SAE) connection. The pressure switch is PED type-tested with separate low-pressure & high-pressure signals.

P77 & P78 series pressure switches are designed for use in commercial and industrial refrigeration, air conditioning and heat pump systems and are suitable for a wide range of refrigerant pressure ranges.

The control range of the P78MCA-9300 is:

• Low Pressure (LP): -0.5 to 7.0 bar, Differential: 0.6 to 3.0 bar
• High Pressure (HP): 3.0 to 30 bar, Differential: fixed 3.5 bar

General Features:

• Connection: 7/16"-20 UNF (1/4" SAE), Flare
• Reset LP / HP: automatic / manual
• Contact system: SPDT
• Protection class: IP 54
• Max. medium temperature: +100°C
• Ambient temperatures: -50°C to +55°C