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320-1254 Rev.C
Page 16 of 24
2260-ALM-RS485
INSTALL INSTRUCTIONS
Pair
Color
Alarm Input
1
Yellow
RTN (1)
Black
-48V (1)
2
Red
RTN (2)
Black
-48V (2)
3
Slate
RTN (3)
Black
-48V (3)
4
Blue
RTN (4)
Black
-48V (4)
5
Brown
RTN (5)
Black
-48V (5)
6
White
RTN (6)
White/Black
-48V (6)
7.2
Voltage Monitoring Connections for
2260-ALM-RS485 Wiring scenario for
RVZDC-3315-PF-48 at tower top
connected to RVZDC-2260-RM-48 with a
retrofit kit at the base.
Note:
The diagram shows the color code for
the hybrid cable used between the tower top
unit and the rack mount unit.
Hybrid Cable - 4 Voltage monitor Pairs
PCB TERMINAL BLOCK
DISTRIBUTION UNIT
1
2
3
PCB TERMINAL BLOCK
4
5
6
PASS-THRU
CIRCUITS 4-6
RTN
(1)
-48V (1)
RTN
(2)
-48V (2)
RTN
(3)
-48V (3)
RTN
(4)
-48V (4)
RTN
(5)
-48V (5)
RTN
(6)
-48V (6)
PASS-THRU
CIRCUITS 1-3
RT
N
-4
8V
RT
N
-4
8V
RT
N
-4
8V
RT
N
-4
8V
RT
N
-4
8V
RT
N
CO
M
PW
R
H2
O
IN
TR
RT
N
-4
8V
CO
M
PW
R
H2
O
IN
TR
RT
N
-4
8V
CO
M
PW
R
CO
M
H2
O
CO
M
IN
TR
D2
+
D2
-
D2
C
OM
D2
C
OM
-4
8V
