Pressure
Explosion-proof Mechanical Pressure Switch AT511-7DEx
Explosion-proof Mechanical Pressure Switch AT511-7DEx
AT511-7DEx explosion-proof pressure switch adopts SS316L bellow/diaphragm as measuring elements, which is suitable for corrosive gas and liquid measurement.
DETAIL
Model: AT511-7DEx
Introduction
AT511-7DEx explosion-proof pressure switch adopts SS316L bellow/diaphragm as measuring elements, which is suitable for corrosive gas and liquid measurement.
Features
■ OEM service
■ Explosion-proof pressure switch
■ Adjustable set point range -0.1 to 6.3MPa
■ Suitable for using in corrosive media
■ Fixed / adjustable dead band types are available for wide applications
■ Protection level IP65
Main Specifications
▼Pressure connection
Material: SS304 / SS316
Thread spec.: G1/2”(F)
Other thread specification are available upon request
▼Adjustable set point range
For detail please refer to adjustable set point range
▼Dead band
Fixed/Adjustable dead band
For detail please refer to adjustable set point range
▼Applicable fluid
Liquid and gas that compatible with pressure connection
▼Ambient temperature
-40°C to 50°C
▼Media temperature
0~120℃
▼Media viscosity
< 1 x 10-3m2/s
▼Vibration resistance
Max. 20m/s2
▼Protection level
IP65
▼Explosion-proof level
Exde II CT4~T6
Other Specifications
▼Installation
Bottom mount
▼Case material
Die casting aluminum
▼Measuring elements
Bellow
▼Switch type
SPDT micro switch
▼Switching frequency
20 times/min
▼Max. operating pressure
1 / 2 / 5 / 8.5MPa
(Based on adjustable set point range)
▼Repeatability
≤1%
▼Contact rating
DC250V, 0.25A
(resistive load, @60Wmax)
AC250V, 5A
(resistive load, @1250Wmax)
▼Service life
2,000,000 cycles
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