–
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
Gnd
+
+
Gnd
+
WS009540A
Sensor Wire number Base unit terminal
FLS — Leakage, junction box 7 15
(2) (16)
–
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
VIS 10
+
Gnd
+
+
Gnd
WS009541A
Sensor Wire number Base unit terminal
Thermal switches— Vibration sensor 7 18
(2) (16)
3. Connect the pump memory.
Function Wire number Base unit terminal
RS–485 B 9 38
RS-485 A 10 37
Supply, ground (earth) 11 36
Supply, +12 V 12 35
4. When applicable, connect the cable screen to the ground (earth) terminals in the
pump and in the electrical cabinet.
5.2.4 Connect a 25-wire cable from a midrange pump
1. Connect the sensor wires.
5 Electrical Installation
14 MAS 711 Installation, Operation, and Maintenance Manual
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