Description
Mechanical Micro Differential Pressure
Switch
Model:
AT****7DM
Introduction
AT****7DM micro differential pressure switch adopts NBR
diaphragms as pressure sensors, which is suitable for neutral gas
and liquid micro differential pressure control and monitor.
Adjustable set point range 0…0.2 to *5kPa.
Features
■ OEM service
■ Suitable for micro differential pressure control
■ NBR diaphragm adopted
■ Three-diaphragm structure design
■ Set point field adjustment, adjustable range 0…0.2 to
*5kPa
■ Explosion-proof type available (option)
Main Specifications
▼Pressure connection
Material: aluminum alloy
Thread spec.: G1/4
▼Adjustable set point range
0…0.2~*5kPa
For detail please refer to adjustable set point range
table
▼Dead band
Fixed dead band
For detail please refer to adjustable set point range
table
▼Applicable fluid
Neutral gas and liquid
▼Ambient temperature
**0°C to **5°C
▼Fluid temperature
**0°C
▼Media viscosity
< 1 x ***3m2/S
▼Vibration-proof performance
*0m/s2
▼Protection level
IP*4
Other Specifications
▼Installation
Lower mount
▼Housing
Die casting aluminum
▼Measuring elements
Diaphragm
Diaphragm housing material▼
Die casting aluminum
Diaphragm body material▼
NBR
▼Switch type
SPDT micro switch
▼Switching frequency
*0/min
▼Repeatability
≤1%
▼Contact rating
Vmax= **0VAC, Imax= 6A
Pmax= **0VA
▼Max. operating pressure
**0kPa
▼Service life
1,**0,**0 cycles (**0 VAC /6A)
