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61
INSTALLING THE NETWORK CONVERTOR
WARNING
Always use the accessories and specified installation
work parts. Check the state of the installation parts. Not
using the specified parts will cause units to fall off, water
leakage, electric shock, fire, etc.
Install at a place that can withstand the weight of the unit
and install positively so that the unit will not topple or fall.
When installing this unit, make sure that there are no chil-
dren nearby.
Otherwise, injury or electric shock could result.
Install a circuit breaker.
Otherwise, electric shock or fire could result.
CAUTION
Before opening the cover of this unit, completely dis-
charge static electricity charged on your body. Otherwise,
failure or malfunction could result.
Do not touch the circuit board and circuit board parts
directly with your hands.
Otherwise, injury or electric shock could result.
Tightening the mounting screws too tight will damage the
body of this unit.
Be careful so that the cover does not fall after the cover
screws are removed.
Otherwise, injury could result.
61 11
Connecting the power supply cable
for U1S1A1 and Canada
(1)
Remove the 4 screws (M4 × 6 mm), and then
remove the cover.
(2)
Install the conduit.
(3)
Fix the conduit with lock nut.
(4)
Pass the power supply cable through the conduit.
(5)
Connect the power supply cable to their respec-
tive terminal block and the earth (ground).
(6)
Securely tighten the binder and then
the cable will not come out.
Conduit (Power supply cable)
[Trade size: 1/2 in.]
Knockout hole
Power supply cable
Binder
Cable
Binder
Binder clamp
Earth (Ground)
for Others
(1)
Remove the 4 screws (M4 × 6 mm), and then
remove the cover.
(2)
Open the knockout hole, and then install dust
proof bushing. If small animals such as insects
and dust enter this unit, a short circuit may be
caused.
(3)
Make a hole in the center of the dust proof bush-
ing with the Phillips head screwdriver.
(4)
Pass the power supply cable through the hole
of dust proof bushing and pull it into the network
convertor.
(5)
Connect the power supply cable to their respec-
tive terminal block and the earth (ground).
(6)
Securely tighten the binder and then
the cable will not come out.
Cable
Tightening torque for installing cables to terminal block
61 21
(1)
Turn the power off.
(2)
Make a hole in the center of the dust proof bush-
ing with the Phillips head screwdriver.
(3)
Pass the transmission cables through the
of dust proof bushing and pull it into the network
convertor.
(4)
Connect the transmission cables to their respec-
tive terminal block properly.
(5)
Securely tighten the binders and then confirm
that the cable will not come out.
confirm that
(6)
Once the wiring of the cables has been com-
pleted, mount the cover to the network convertor.
Use the screws (M4 × 6 mm) to mount the cover.
(7)
Use the 4 screws (M4 × 20 mm) provided to
Lock nut
mount the network convertor to the behind ceil-
ing, wall, floor or other suitable location.
NO HIGH VOLTAGE
Cut
Cable
Knockout hole
Power supply cable
Binder
Binder
Binder clamp
Earth (Ground)
0.8 to 1.2 N • m (7.1 to 10.6 lbf • in)
Connecting the transmission cables
Dust proof bushing
Transmission cable
to VRF Network
Transmission cable to
LONWORKS
®
Network
TRANSMISSION
LON
VRF
B1
B2
X1
X2
Binder
Binder clamp
confirm that
Dust proof
bushing
Cut
hole
Binder
Cut
NO HIGH VOLTAGE
TRANSMISSION
LON
VRF
B1
B2
X1
X2
En-4
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