
Electrical installation
Instruction Manual AquaScat S
13798E/3
41
5.3.3
Installing the AquaScat S on the SICON (M)
DANGER!
Life-threatening voltage inside the instrument.
Connecting electrical lines can be extremely dangerous. Instrument parts may also be dam-
aged. Local regulations for electrical installations must be observed at all times.
Figure 15:SICON (M) terminal block
Open the SICON (M) according to the Section 5.3.1 and establish the electrical connections.
The following sequence must be adhered to:
TERMINAL
MEANING
REMARKS
1.
8 .. 11
Connection to the photome-
ter
Insulate all unused cable
ends.
Terminal 8: GND (ground) => white
Terminal 9: 24V => brown
Terminal 10: A => blue
Terminal 11: B => gray
2.
4 .. 7
Connection of the external
expansion module (optional)
3.
12 .. 19
Curr. outputs 1 .. 4
The minus pole is connected to GND.
Max. 600 Ω burden
4.
21 .. 27
Digital optocoupler outputs
Terminal 21 is closed de-energized
Terminals 22 .. 27 are open de-
energized
5.
28 .. 32
Digital inputs
6.
33 .. 34
Internal power supply for
operating signals
DIL switch (1) must be ON.
Reference Manual
7.
1 .. 3
Service voltage
9 .. 30 VDC
The use of operating signals is described in the Reference Manual.