Nexen TM340 912751 - Manual (Page 9)

6 FORM NO. L21279-B-0513
FIGURE 3.10 TM310T Wiring Diagram
FIGURE 3.11 TM340 Wiring Diagram
3.4 ELECTRICAL CONNECTIONS
3. INSTALLATION (continued...)
D—
COM
D+
8
7
RS485 （D-）
White
Black
Red
Black
Red
White Green
Black
Red
White
White
Red
Black
Green Green
Red
Black
Black
Red
Green +
A
COM
RS485 （D+）
Alarm Common
Maximum or unbalanced load alarm
Minimum alarm
COM
TOTAL 0∼10V
No.2 0∼5V
No.1 0∼5V
（supplied by the user)
0∼1mA
COM
20
19
18
17
3
9
10
11
12
13
14
15
16
6
5
4
2
1 1
2
4
5
6
7
8
3 3
6
5
4
2
1
1
2
4
3
5
Green
Black
Red
White
6
Black
White †
White †
White †
Red
Green
5
3
4
2
1
SW
sensor
TSA
sensor
SW
sensor
TSA
sensor
TSA
sensor
MB
sensor
MB
sensor
MB
sensor
Two TSA Sensors Two MB Sensors
One TSA Sensor One MB Sensor
Two SW Sensors
+24V
0V
24VDC
GND
earth
earth
L
N
Power
Connection
TM340-AC
TM340-DC
100~240VAC
50/60Hz
(Components supplied by the user)
Terminals marked with an asterisk (*) cannot be
used in combination. Do not connect anything
to the terminals that are not being used.
Meter
Output
Indicator
Output
Control
Output
Alarm
Output
RS485
Communication
*
*
*
Wire color may be white or yellow. †
1
2
11
10
5
9
9
Black
Red
White †
Green
5
3
4
2
1
(Components supplied by the user)
1
2
4
5
6
7
8
9
3
9
10
1 1 1 1
10
9
3
9
8
7
6
5
4
2
1 1
2
4
5
6
7
8
9
20
19
18
17
16
15
14
13
12
3
21
22
23
9
24
25
9
4~20mA*
0~10V*
COM
0~1mA
(user supplied)
No.1 0~5V
No.2 0~5V
TOTAL 0~10V
COM
Minimum alarm
Maximum or unbalanced load alarm
Alarm Common
RS485 (+D)
COM
A
+
Green
White †
White †
Red
Black
Black
Red
Green Green
Black
Red
White
White
Red
Black
Green White
Red
Black
Red
Black
White
26 RS485(-D)
10
11
Green
Black
Red
White
SW
sensor
SW
sensor
TSA
sensor
TSA
sensor
TSA
sensor
MB
sensor
MB
sensor
MB
sensor +24V
0V
FG
24VDC
GND
D-type earth
D-type earth
L
N
Power
Connection
TM310T-AC
TM310T-DC
100~240VAC
50/60Hz
FG
Terminals marked with an asterisk (*) cannot be
used in combination. Do not connect anything
to the terminals that are not being used.
Two TSA Sensors Two MB Sensors
One TSA Sensor One MB Sensor
Two SW Sensors
RS485
Communication
Meter
Output
Control
Output
Indicator
Output
Alarm
Output
*
Wire color may be white or yellow. †