Pressure
Pressure Switch AT502-7 Series
Pressure Switch AT502-7 Series
AT520-7 Series pressure switch adopt SS316L bellow pressure sensor, which can apply to noncorrosive media such as neutral gas and liquid pressure monitor and control. It can also been applied in vacuum condition.
DETAIL
Model: AT502-7 Series
Introduction
AT520-7 Series pressure switch adopt SS316L bellow pressure sensor, which can apply to noncorrosive media such as neutral gas and liquid pressure monitor and control. It can also been applied in vacuum condition.
Features
■ OEM service
■ Suitable in vacuum condition
■ Pressure sensor adopts SS316L bellow
■ Fixed/adjustable/narrow fixed dead band
■ Protection level IP65
■ Explosion-proof type is available
Main Specifications
▼Type
General: AT502-7D
Narrow dead band: AT502-7DK
Explosion-proof: AT502-7DEx
▼Pressure connection
Material: copper alloy / stainless steel
G1/4”
▼Adjustable set point range
-0.1…0~6.3MPa
For detail please refer to adjustable set point range
▼Dead band
Fixed/Adjustable/Narrow fixed dead band
For detail please refer to adjustable set point range
▼Applicable fluid
Liquid and gas that compatible with connection’s material
▼Ambient temperature
-40°C to +50°C
▼Operating viscosity
1×10-3m2/s
▼Vibration test
AT502/7D - Max. 40m/s2
AT502/7DK - Max. 20m/s2
AT502/7DEx - Max. 20m/s2
▼Protection level
IP65 (Comply with DIN 40050)
Other Specifications
▼Installation
Lower mount
▼Housing
Die casting aluminum
▼Measuring elements
Bellow
Material: SS316L
▼Switch type
SPDT micro switch
▼Switching frequency
20/min
▼Max operating pressure
8MPa
▼Repeatability
≤1%
▼Contact rating
AT502/7D & 7DK: AC220V, 6A (resistive load)
AT502/7DEx: DC 250V, 0.25A (resistive load)
60Wmax
AC 250V, 5A (resistive load)
1250Wmax
▼Service life
2×105 cycles
▼Other requests (Option)
Third party notarized document
Inspection report (issued by Re-Atlantis)
Tag
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