SMC Networks ISA2 Series Installation & Maintenance Manual page 3

ISA2-TFI56GB-C
7 Wiring Method
2 : NC
Brown
1 DC(+)
2 NC
-
3 Blue DC(-)
1:Brown
3 : Blue
4:Black
4 Black OUT
Insert the lead wire connector in line with the key groove.
Hold the knurled part of the connector and turn it clockwise to
tighten it. Do not overtighten.
Lead wire attached with connector
Knurled part
Install wires of various colors coming out from the end of the cable.
Install wires correctly while referring to the circuit diagram and the
above table.
Centralized Wiring Method
Terminal board
39
(Seal conduit mounting mouth)
OUT OUT OUT OUT OUT
1 2 3 4 5
DC DC OUT
NC
(-) (+) 6
Mount the seal conduit on the terminal board box.
Refer to the catalogue and instruction manual of the seal conduit
manufacturer for the method to mount the seal conduit.
Insert the cable through the seal conduit and install the wires
matching the polarities of the terminal board illustrated above.
Tighten the seal conduit.
Do not hold down the terminal board box or switch while tightening
the seal conduit.
Tightening torque shall be less than 5N·m.
Seal conduit
connecting port
(21mm diameter)
8 Setting Method
Set the detectable distance using the LED level meter and setting
handle.
While setting, pull out and turn the setting handle as illustrated
below.
Releasing the setting handle will return it to its original position and
the handle will no longer rotate.
Before pulling out Setting handle pulled out
1. Apply a clearance gauge onto the detection nozzle to replicate the
setting conditions for accurate setting.
2. Confirm that supply pressure is applied. If the setting handle is
fully closed, the LED level meter will be OFF.
3. Pull the setting handle and turn in the + direction. The LED level
meter lights will turn ON in the following order.
8 Setting Method (continued)
Turn in the + direction
Red
Green
Green
4. When on the LED level meter turns ON, the sensor output
turns ON. Finish setting when is illuminated.
5. Apply a clearance gauge again and check that
9 Method of Additiona Manifold Stations
1. Disassemble
Existing bracket
Loosen the screws and remove the 2 brackets on the front and
back surface.
Dis-assemble the switch slowly so as not to detach the O-ring on
the SUP port.
9 Method of Additiona Manifold Stations (continued)
2. Insertion
Concave
Existing bracket
Expansion switches
Fit seal for additional station (ISA-7-B) in the recess of the SUP
port of the additional switch.
illuminates.
Mount the protrusion of the additional switch onto the existing
switch.
Mount the two brackets (ISA-3-A) to their positions.
NOTE : Fasten the screws temporarily.
Confirm that the seal is set in the recess of the existing switch SUP
port.
Fit the protrusion of the existing switch into the recess of the
additional switch.
Mount the existing bracket.
NOTE : Fasten the screws temporarily.
3. Tightening
Tighten the joint fasteners by specified torque 1.2N·m.
Install air pipe and confirm that there is no air leakage from new
piping.
Convex
Bracket (ISA-3-A)