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Installation
2.7 ELECTRICAL WIRING
In order to run, CHL-MBS-01 must be connected to the corresponding input and output signals, power supply cables and H-LINK.
No.
Connection
Power supply circuit
1
1~ 230V 50Hz 25W
(1)
(With protection circuit)
2
MODBUS
(1)
(2)
3
H-LINK
(1)
PCBs Power supply
4
(1)
+5V DC. Imax.= 5 A DC
5
Line Polarization
(1)
N O T E
•
All cables, except 4 are field supplied.
(1)
•
CHL-MBS-01 requires RS-485 polarization resistors to be installed according with Modbus specifications. These resistors are
(2)
field supplied.
Field supplied Protections:
CB/EF: 5A
ELB: 2/40A/30mA
CB: Circuit Breaker
EF: Electric Fuse
ELB: Earth Leakage Breaker
11
PMML0301A rev.0 - 09/2013
Select wires accordiong local regulations
(recommended minimum 1.5 mm² 60245 IEC 57)
3 cables harness 0.75 mm² (60245 IEC 57 type). Use different colour for each cable.
(Serial Port RS485)
Communication cables for the connection of CHL-MBS-01 to an Hitachi installation, via CSNET
WEB or any Hitachi unit using same H-LINK terminals.
Twisted pair shielded cable 0.75 mm² (60245 IEC 57 TYPE).
Shield must be grounded in one side only.
Pair cable 0.75 mm² (60245 IEC 57 TYPE)
Additonal resistances (450-650 ohms) for line polarization
Cable Specifications
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