Xylem Fixed speed booster sets programming manual/Electr Manuale Utente Scaricare il pdf (Pagina 34)

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4.1.1 Group A, B optoinsulated digital inputs

4.1.1 Group A, B optoinsulated digital inputs4.1.1 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 control4.1.3 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 interface4.1.4 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

A RS485

Field bus com.

B RS485

Field bus com.

GND

Ground

1 2 ... 29 30 31 32 33 34 35 36 37 38 39 ... 167 168

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Xylem Fixed speed booster sets programming manual/Electr Manuale Utente Pagina 34

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