Mechanical Pressure Switch (Low Pressure Type) AT501-7 Series

AT501-7 Series pressure switch adopt SS316L diaphragm as pressure sensor, which can apply to corrosive media, neutral gas and liquid pressure monitor and control.
Adjustable set point range 0⋯2.5 MPa.

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Mechanical Pressure Switch (Low Pressure Type)
Model: AT501-7 Series

Introduction
AT501-7 Series pressure switch adopt SS316L diaphragm as pressure sensor, which can apply to corrosive media, neutral gas and liquid pressure monitor and control. Adjustable set point range 0⋯2.5 MPa.

Features
■ OEM service
■ High switching frequency in low pressure range
■ Adopts SS316L diaphragm, encased with SS304 housing
■ Set point field adjustment, adjustable range 0⋯2.5MPa
■ Fixed/adjustable/narrow fixed dead band types are available for wide applications
■ Protection level IP65
■ Explosion-proof type available (option)

Main Specifications
▼Type
General: AT501-7D
Narrow dead band: AT501-7DK
▼Pressure connection
Material: stainless steel
Thread spec.: G1/4”
▼Adjustable set point range
0…2.5 MPa
For detail please refer to adjustable set point range table
▼Dead band
Fixed/Adjustable/Narrow fixed dead band. For detail please refer to adjustable set point range table
▼Applicable fluid
Neutral gas／liquid／corrosive media that compatible with stainless steel
▼Ambient temperature
-20 to 40°C
▼Fluid temperature
+120°C
▼Vibration-proof performance
20m/s²
▼Protection level
IP65

Other Specifications
▼Installation type
Lower mount
▼Case
Die casting aluminum
▼Measuring elements
Diaphragm
Diaphragm housing material▼
SS304
Diaphragm body material▼
SS316L
▼Switch type
SPDT micro switch
▼Switching frequency
30/min
▼Max operating pressure
0.05／1.5／4／5MPa (Vary from selected set point range)
▼Repeatability
≤1.5%
▼Contact rating
AC220V, 6A (resistive load)
▼Service life
2×10⁵ cycles

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