It is a 15-pins D type connector; the available signals are detailed in the table,
the following paragraphs describe the signal characteristics and use.
Table 2
Pin N.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Signal Description
Start/Stop: input signal to start or stop the pump. With the supplied cover
connector the START/STOP (+) signal is connected to the +24 Vdc pin and the
START/STOP (-) signal to the GROUND pin: in this condition the pump
automatically starts as soon as the controller recognises the input supply
("Plug & Pump").
Interlock: input signal to control the pump rotation. With the supplied cover
connector the interlock (+) signal is connected to the +24 Vdc pin and the
interlock (-) signal to the GROUND pin.
Turbo-V 903 Pumping System User Manual / 87-901-016-01
Signal characteristics and use
Signal name
Start/Stop (+)
Start/Stop (-)
Interlock (-)
Interlock (-)
Speed setting (-)
Speed setting (-)
Soft start (-)
Soft start (-)
+ 24 vdc
Contact: normally open
Programmable set point (+)
Contact: normally open
Fault output
Programmable analog signal (+)
• Ground
• Programmable analog signal (-)
Technical Information
Earth (ground) Connection
In-/Output
In
In
In
In
In
In
In
In
Out
Out
Out
Out
Out
(A)
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