18
4.3.6
4.3.6
4.3.6
4.3.6 Terminals
Terminals
Terminals
Terminals of
of
of
of RS485
RS485
RS485
RS485 Module
Module
Module
Module (PMAC770-C):
(PMAC770-C):
(PMAC770-C):
(PMAC770-C):
Extend
Extend
Extend
Extend RS485
RS485
RS485
RS485 Communication
Communication
Communication
Communication Module
Module
Module
Module
(One
(One
(One
(One meter
meter
meter
meter can
can
can
can add
add
add
add one
one
one
one C
C
C
C module
module
module
module only)
only)
only)
only)
No.
No.
No.
No.
Mark
Mark
Mark
Mark
Definition
Definition
Definition
Definition
PIN1
NC
Null
PIN2
NC
Null
PIN3
NC
Null
PIN4
EX 485
-
Extend RS485 output, negative
PIN5
EX 485+
Extend RS485 output, positive
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