SMC Networks ISA3 Series

3 Installation
-28-
No.PS※※-OMW0009-A
Mounting and Installation
■Piping
○SUP port (supply port)
Use the correct tightening torque. Refer to the following table for the appropriate tightening torque.
Fit the seal plug (supplied with the product) to the unused port.
Product
Nominal
thread size
Proper tightening
torque (Nm)
Product
Nominal
thread size
Proper tightening
torque (Nm)
ISA3
Rc1/8  G1/8
3 to 5
Regulator
Rc1/4  G1/4
8 to 12
○OUT port (detection port)
Use the correct tightening torque. Refer to the following table for the appropriate tightening torque.
Nominal
thread size
Proper tightening
torque (Nm)
G1/8
3 to 5
For ø4 one-touch fitting, use tube with O.D. 4 mm, and I.D. 2.5 mm.
For ø6 one-touch fitting, use tube with O.D. 6 mm, and I.D. 4 mm.
Warning
Do not use equipment or fittings that may leak or obstruct the air flow between the
product and the detection nozzle.
The product should be positioned higher than the detection nozzle.
If the product is positioned lower than the detection nozzle, water or oil may enter the detection port, causing a malfunction or
operational failure.