Hitachi RCUE40AG1 Installation, Operation And Maintenance Instructions page 21

6.6.4. DIMENSIONAL DRAWING AND
EXPECIFICATIONS OF HITACHI
GATEWAY (MODEL HARC70-CE1)
" Structural Drawing
Terminal Cover
After Open
ID number of NEURON CHIP
On Rear Side of Cover
" Mounting Dimensions
Mounting by Screw
Mounting on DIN Rail
Center Line of DIN Rail
" System Wiring
Gateway
Chiller Unit
Chiller Unit
nº1 nº2
n° ° ° °
Description
Power Supply
Power Wire AC
+
220/240V
(Field Supplied)
Connection Wiring
Between Chiller Signal
,
Wiring DC 5V
(Field Supplied)
Ground Earth Wire
-
(Field Supplied)
Connection Wire
Between LonWorks
.
Signal Wire DC 5V
(Field Supplied)
Down
After Open
Chiller Unit Chiller Unit
nº3 nº4
Wire Size
2mm2 Shielded
2
0.75mm Twisted-
Pair Coble
Max. Length
1000m
-
-
"
Marking of Terminals
Mark
POW Red: Power Supply (AC220/240V)
Green: Lighted During
IRP
Transmission Between LONWORKS
Yellow: Lighted During
PAC
Transmission Between Chiller
POW
IRP
AC / AC /
E
B B
MCLR
" Wiring Procedures
Section Wiring Method
AC / AC / E
1φ220-240V
Power Source
HARC70-CE1
Earthing Wire
LON / H-LINK
Upper System
HARC70-CE1
LON / H-LINK
HARC70-CE1
Water Chillers
" Network Variables and Setting
Version 1.0
_N: CHILLER UNIT N°_
Configuration Properties
nc60 MinSendTime
nc61 MaxSendTime
NOTE:
Set and use the variables in accordance with the
following tables. (The variables based on "Chiller Part

of LonMark Function Profile", however, some function
and setting range have limitation).
INSTALLATION
6
/17
Indication
CONTROL SYSTEM
PAC
G/W HITACHI
LON / H-LINK
LON-SERV. LON H-LINK
S202
S201
Remark
AC / AC / E
Non-polar
Non-polar