Super Systems 31095 - Electrical Connections: Digital Inputs; Digital Input Configuration

15
3 - Electrical Connections
A - From Remote Setpoint
Current 0/4…20mA;
Input resistance = 30Ω.
Voltage 1…5V, 0…5V, 0…10V;
Input resistance = 300kΩ.
B - From Potentiometer
For the measure of the posi-
tion of the motor or the valve.
3.3.4 AUXILIARY INPUT
B
3.3.5 DIGITAL INPUT
B
• The input is active when
the logic state is ON,
corresponding to the
contact closed.
• The input is inactive
when the logic state is OFF,
corresponding to the
contact open.
19
18
mAmV-V
Rj
Operating
travel
distance
pot.h
pot.I
0%
100% from 100Ω to 10kΩ max.
Total
travel
distance
18
17
16
100%
0%
3
7
6
TTL
o.c.
Isolated
contact
Com.
IL 3
IL 2
C2
C3
5
NPN
o.c.
IL 1
C1
X5-SSI-uk 18-03-2009 17:53 Pagina 15