Xylem Fixed speed booster sets programming manual/Electronic control board SM30 User Manual
Page 34
en
en
en
en
34
4.1.1 Group A, B optoinsulated digital inputs
4.1.1 Group A, B optoinsulated digital inputs
4.1.1 Group A, B optoinsulated digital inputs
4.1.1 Group A, B optoinsulated digital inputs
Characteristics:
Characteristics:
Characteristics:
Characteristics:
Threshold OFF= current with input closed = 4mA
4.1.2 Group C, relay output and output+12Vdc
4.1.2 Group C, relay output and output+12Vdc
4.1.2 Group C, relay output and output+12Vdc
4.1.2 Group C, relay output and output+12Vdc
4.1.3 Group D, pump relay control
4.1.3 Group D, pump relay control
4.1.3 Group D, pump relay control
4.1.3 Group D, pump relay control
Contact characteristics:
Contact characteristics:
Contact characteristics:
Contact characteristics:
30 Vac max 1A
4.1.4 Group E, RS485 user interface
4.1.4 Group E, RS485 user interface
4.1.4 Group E, RS485 user interface
4.1.4 Group E, RS485 user interface
N°
Code
Description
1
COM
Common terminal for ON/OFF digital inputs
2
PR1
Pump 1 control pressure switch
3
PR2
Pump 2 control pressure switch
4
PR3
Pump 3 control pressure switch
5
TERM1
Thermal protection / PTC pump 1
6
TERM2
Thermal protection / PTC pump 2
7
TERM3
Thermal protection / PTC pump 3
8
AUX1
Auxiliary contact 1, configurable as max. pressure pressure-switch or external
auto-test command
9
AUX2
Auxiliary contact 2, configurable as external consent (NO) or external alarm
(NC).
10
AUX3
Auxiliary contact 3, configurable as change set (NO) or CONV.L.SWITCH
(Minimum Pressure Switch)
N°
Code
Description
11
NO
Alarm Relay / Solenoid valve contact output, 30 Vac max 1 A
12
COM
Alarm Relay / Solenoid valve common output
13
+12Vdc
Alarm Output +12 Vdc, 50 mA
14
GND
Alarm Output +12 Vdc, ground
N°
Code
Description
15
P1
Pump 1 contactor control relay output
16
P2
Pump 2 contactor control relay output
17
P3
Pump 3 contactor control relay output
18
COM
Pump control circuit common output
N°
Code
Description
19
A RS485
Field bus com.
20
B RS485
Field bus com.
21
GND
Ground