2. Application
本器は、空気圧システムの稼働時のエアと休止時の低圧エアとを切り替えることのできる製品で、
This unit is capable of switching between operating pressure, when the pneumatic system
is in operation, and low-pressure air when the system is idle. It is intended to reduce air
consumption in facilites.
3. Standard Specifications
Model
AR20S
AR30S
AR40S
AR50S
Port size
1/4
3/8
1/2
1
Fluid
Ambient and fluid temperature
Note 2)
Proof pressure
Max. operating pressure
Set pressure range
Construction
Pilot exhaust type
Lubrication
Impact
／
Vibration resistance
Note1)
Enclosure
Weight
0.30kg
0.49kg
0.77kg
1.49kg
Note ) Impact rerisutance: No malfunction occurred when it is tested in the axial direction and at the right angles
to the main valve and armature in both energized and de-energized states every
once for each condition.
(Values at the initial period)
Vibration rerisutance: No malfunction occurred in a one-sweep test between 45 and 2,000 Hz.
Test was performed at both energized and be-energized states in the axial derection and
at the right angles to the main valve and armature.(Values at the initial period)
Not required
Individual exhaust
150
／
30m/s
2
IP65
（
Only electrical equipment part
）
Non-relieving type
Air
0 to 50
o
C (No freezing)
1.05 MPa
0.7 MPa
0.20 to 0.40 MPa
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