Connecting The Power Supply Cable; Connecting The Transmission Cables - Fujitsu UTY-VMGX Installation Manual

Remove 4 screws and remove the cover of main unit.
7.1. Connecting the power supply cable
for U.S.A. and Canada
(1) Remove the 4 screws (M4 × 6 mm), and then remove the cover.
(2) Remove the dust proof bushing and open the knockout hole.
(3) Install the conduit.
(4) Fix the conduit with lock nut.
(5) Pass the power supply cable through the conduit.
(6) Connect the power supply cable to their respective terminal block.
(7) Then confirm that the cable will not come out.
Conduit
(Power supply cable)
[Trade size: 1/2 in.]
Lock nut
Power supply cable
for Others
(1) Remove the 4 screws (M4 × 6 mm), and then remove the cover.
(2) Make a hole in the center of the dust proof bushing with the Phillips
head screwdriver.
(3) Pass the power supply cable through the hole of dust proof bushing
and pull it into the MODBUS convertor.
(4) Connect the power supply cable to their respective terminal block.
(5) Securely tighten the cable tie and then confirm that the cable will not
come out.
En-5
Screws
* When wiring the cable to the opposite side, fix the cable as shown below:
(1) Remove the cable tie holder attached to the sheet metal.
(2) Attach the cable tie holder to the screw hole in the direction where the
(3) Fix the cable with the cable tie.
Knockout hole
7.2. Connecting the transmission cables
(1) Turn the power off.
(2) Make a hole in the center of the dust proof bushing using a driver.
(3) Pass the transmission cables through the hole of dust proof bushing
(4) Connect the transmission cable to terminal block to connect to VRF
(5) Connect the transmission cable to accessory MODBUS Connector to
(6) Connect the MODBUS cables to RS485_A+ (D+), RS485_B- (D-), and
(7) Attach the MODBUS connector to the board terminal.
(8) When using MODBUS cable with shield, earth (ground) at one end of
(9) Securely tighten the cable ties and then confirm that the cable will not
(10) O nce the wiring of the cables has been completed, mount the cover
(11) Use the 4 screws (M4 × 16 mm) provided to mount the MODBUS
Dust proof bushing
The screw hole
Power supply cable
Cable tie
(Accessories)
cable is wired.
and pull it into the MODBUS convertor.
network.
connect to MODBUS network.
Common (COM) according to the polarity of the master unit.
cable. If this unit is earthed (grounded), connect to the Earth (Ground)
terminal. Do not connect the shield to the Common (COM).
come out.
to the MODBUS convertor. Use the screws (M4 × 6 mm) to mount the
cover.
convertor to the behind ceiling, wall, floor or other suitable location.
Cable tie *
(Accessories)