4 Electrical connection
4.4.2 8 analogue inputs, Type 704020/1-
Module underside
with plug-in
screw-terminal strips
V
The electrical connection
must only be carried out by
properly qualified personnel!
Terminal strips I and II
Connection for
Analogue inputs
Resistance thermometer
Pt100 and Pt1000
in 2-wire circuit
Voltage
0 — 1V
2 — 10V
Current
0 — 20mA
4 — 20mA
Logic input 1
floating contact
TTL or CMOS level
Logic input 2
floating contact
TTL or CMOS level
18
A
Terminal assignments
1
2
3
4
I_1
I_3
I_5
I_7
I_2
I_4
I_6
I_8
I_1+
I_3+
I_5+
I_7+
I_2-
I_4-
I_6-
I_8-
II_1
II_2
II_1
II_3
The supply must correspond to
the voltage specified on the label.
5
6
7
8
II_5
II_7
II_9
II_11
II_6
II_8
II_10
II_12
II_5+
II_7+
II_9+
II_11+
II_6-
II_8-
II_10-
II_12-
Terminal strip II
Terminal strip I
Diagram