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M-24
CONTROLLERS, VSD, SENSORS & RUN-ON TIMERS
© FANTECH
2016
M
EC SENSORS
DIFFERENTIAL PRESSURE SWITCH
DESCRIPTION
High-precision switch for monitoring
differential pressure and negative
pressure of gaseous and non-corrosive
media.
Features
O
The desired switching point between
NO and NC is set by a rotary switch
(scale 0.2 to 3 mbar).
O
Vertical mounting position is
recommended
Applications
O
Pressure control for central extraction
and variable air volume systems (VVS).
O
Air flow monitoring of warm air heaters.
O
Frost protection for heat exchangers.
O
Vee-belt and filter monitoring.
O
Controlling and monitoring gas boilers.
WIRING DIAGRAM
TECHNICAL DATA
Model Number
Measuring range
(Pa)
Protection
class
Head, mm
DCV-PA-MPR300 20-300
IP54
88W x 88H x 53D