Flow temp. controller
C-15
Electrical work (FTC2)
Flow temp. controller
3
C-15
3030
30120
83.5
B-1. B-2.
Fig. 3-2
BTB
Fig. 3-1
Fig. 3-3
46
A6
3.2. Connecting the wired remote controller
3.2.1. Connecting the wired remote controller
cable to FTC2
Connect the wired remote controller cable to 5 and 6 on the termi-
nal block (TB62) on the FTC2 controller. (Photo. 3-3)
Wiring wire No. × size (mm
2
) : 2×0.3 (Non-polar)
The 5m wire is attached as an accessory. Max. 500 m
Wiring size must comply with the applicable local and national
codes.
Circuit rating: DC12V
Circuit rating is NOT always against the ground.
3.2.2. For wired remote controller
1) Installing procedures
(1) Select an installing position for the remote controller. (Fig. 3-1)
► Procure the following parts locally:
2 piece switch box
Thin copper conduit tube
Lock nuts and bushings
[Fig. 3-1]
A
Remote controller profi le
B
Required clearances surrounding the remote controller
C
Installation pitch
(2) Seal the service entrance for the remote controller cable with
putty to prevent possible invasion of dew drops, water, cock-
roaches or insects. (Fig. 3-2)
A
For installation in the switch box
B
For direct installation on the wall, select one of the followings:
• Prepare a hole through the wall to pass the remote controller
cable (in order to take out the remote controller cable from the
back), then seal the hole with putty.
• Take out the remote controller cable through the cut-out upper
case, then seal the cut-out notch with putty.
B-1. To lead the remote controller cable from the back of the
controller
B-2. To take out the remote controller cable through the upper
portion
[Fig. 3-2]
C
Wall
G
Switch box
D
Conduit
H
Remote controller cable
E
Lock nut
I
Seal with putty
F
Bushing
J
Wood screw
2) Connecting procedures (Fig. 3-3)
1
Connect the remote controller cable to the terminal block.
A
To TB62 No.5 and 6 on the FTC2 unit
B
TB6 (No polarity)
Photo.3-3
TB61
TH1
TH2
TB62
Wired remote controller cable
TH5
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