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6. Communication Interfaces
For the positions and functions of the communication interfaces, refer to the following diagram:
Notes:
1. The UPS functions normally without connecting to the communication interfaces.
2. All communication interfaces may be used at the same time and will not interfere with one another's functionality.
1
SMART SLOT
SUTX20K
PARALLEL
PARALLEL
PARALLEL
RS-232
SWITCH
1 2
MANUAL BYPASS SWITCH
ON
P1 P2 P3 P4 P5 P6
P1 P2
WARNING:
OUTPUT
INPUT
CHARGER
REPO
DRY CONTACT
DRY CONTACT
DETECTION
OPENING THIS COVER PLATE WILL
CAUSE INVERTER SHUTDOWN.ONLY
AUTHORIZED SERVICE PERSONNEL
CAN OPEN AND OPERATE IT.
ON
I
I
ON
I
ON
ON
I
I
ON
I
ON
I
ON
ON
I
OFF
O
O
OFF
O
OFF
O
OFF
O
OFF
O
OFF
O
OFF
O
OFF
R
S
T
N
R
S
T
N
INPUT BREAKER
BYPASS BREAKER
-
+
N
R
S
T
N
R
S
T
N
UPS OUTPUT
240V DC
240V DC
AC INPUT
BATTERY INPUT
2
PARALLEL
P1 P2 P3 P4 P5 P6
OUTPUT
DRY CONTACT
5
(Figure 6-1: Communication Interfaces)
1
SMART SLOT
PARALLEL
PARALLEL
PARALLEL
SWITCH
1 2
ON
P1 P2 P3 P4 P5 P6
P1 P2
OUTPUT
INPUT
REPO
DRY CONTACT
DRY CONTACT
I
ON
I
ON
I
ON
O
OFF
O
OFF
O
OFF
R
S
T
INPUT BREAKER
-
+
N
240V DC
240V DC
BATTERY INPUT
3
4
PARALLEL
PARALLEL
RS-232
SWITCH
1 2
ON
P1 P2
INPUT
CHARGER
REPO
DRY CONTACT
DETECTION
6
7
32
SUTX40K
RS-232
MANUAL BYPASS SWITCH
WARNING:
WARNING:
CHARGER
DETECTION
OPENING THIS COVER PLATE WILL
OPENING THIS COVER PLATE WILL
CAUSE INVERTER SHUTDOWN.ONLY
CAUSE INVERTER SHUTDOWN.ONLY
AUTHORIZED SERVICE PERSONNEL
AUTHORIZED SERVICE PERSONNEL
CAN OPEN AND OPERATE IT.
CAN OPEN AND OPERATE IT.
I
ON
I
ON
I
ON
I
ON
I
ON
O
OFF
O
OFF
O
OFF
O
OFF
O
OFF
N
R
S
T
N
BYPASS BREAKER
R
S
T
N
R
S
T
N
AC INPUT
UPS OUTPUT
8
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