Electrical installation
Instruction Manual ColorPlus 3
14501E/2
25
5.4
Connecting 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
4
: SICON Standard terminal block
Establish the electrical connections in the following sequence:
TERMINAL
MEANING
REMARKS
1.
8 .. 11
Connection to the
photometer
Terminal 8: GND (Ground) =>
Cable color: White
Terminal 9: 24 V =>
Cable color: Brown
Terminal 10: A =>
Cable color: Blue
Terminal 11: B =>
Cable color: Black
2.
4 .. 7
Connection of the external ex-
pansion module (optional)
3.
12 .. 19
Curr. outputs 1 .. 4
Maximum loop resistance 500 Ohm.
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 oper-
ating signals
DIL switch (1) must be ON.
Refe-
rence Manual
7.
1 .. 3
Service voltage
24 VDC ± 10 %
The use of operating signals is described in the Reference Manual.
