Hitachi FSG1 Series Technical Catalogue page 372

INSTALLATION OF OPTIONAL REMOTE CONTROLLER
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1. Wiring work of Power supply Wiring for HARC-BX E,
transmission cable between packaged air
conditioners, and transmission cable between upper
monitoring equipment are required for HARC-BX E.
2. Wiring Method.
Upper Monitoring
AC 100-240V
Equipment
Power Source
Package Air Conditioner
Connecting
No.
Equipment
Power Source Wiring
¡
for HARC-BX E
¢
Earth (ground) Cable
Upper Monitoring
£
Equipment
Transmission Line for
¤
Package Air
Conditioners
*) Ensure to apply Twisted cable
Recommended Cable Types:
Japan Cable
Hitachi Cable
Industrial
Co., Ltd.
Associations
Non-
JKEV KPEV
shielded
Shielded
(Copper JKEV-S KPEV-S
Foil)
Shielded
JKEV-SB KPEV-SB
(Twisted)
Package Air Conditioner
Specifications of
Wiring
2
AC100V 2 mm 2 cores
shield
Follow the Local
Standard
Follow the instructions
of Management person
on the upper system
equipment. (**)
2
1P-0.75 mm Twisted
pair cable (*)
Integral
Japan Cable
power
Co., Ltd.
consumption
KNPEV KPEV
KNPEV-S KPEV-S
KNPEV-SB KPEV-SB
**) L W ® Network Cable
ON ORKS
Use the cable that Echelon Co., Ltd. recommends and
follow the instructions of the manufacturer of the upper
monitoring equipment.
For the details on this, refer to the manual, Echelon Co.,
Ltd. provided, "FTT•10A Free Topology Transceiver
User's Guide". As for the user's reference, cable types
and characteristics of parameter are described in the next
table.
n Cable Type and Characteristics
Diameter of
Cable
Wire/AWG
Belden 85102,
Single/Twist
pair, Q'ty of Core
1.3mm/16
19/29, Without
Shield, 150 °C
Belden 8471,
Single/Twist
pair, Number of
1.3mm/16
Core 19/29,
Without Shield,
60 °C
Level VI
22AWG, Twist
pair, Single 0.65mm/22
Core, Without
Shield
JY(St)Y2×2×0.8,
4 Lines Spiral
Twist, Single 0.8mm/20.4
Core, With
Shield
TIA568A
Category 5,
0.51mm/24
24AWQ,Twist
Pair
In case of using a shielded cable, the cable should be
connected to the ground through film resistance of metal,
range of 470 k9 1/4 W(wattage) and accuracy of error
under 10% to prevent from building up of static charges.
Electric
Vprop % of
Capacitance
Resistivit Light
nF/km
y 9 9 9 9 /km
Velocity
28 56 62
28 72 55
106 49 67
73 98 41
168 46 58