USER MANUAL – Z-4AI
4
Acquired
signal
Up to
Connection
modality
Sensors
power
supply
A
Voltage
or
current type
4 passive sensors
3-wire
Vaux (*)
B
Voltage type
4 sensors as voltage generator
2-wire
/
C
Current type
4 sensors as current generator
2-wire
/
D
Current-active
type
4 passive sensors
2-wire
Vaux (*)
E
Current-
passive type
4 passive sensors
2-wire
Vext
(connect “-”
to GND)
(*)
A and D connections are possible only if the absorbed currents sum from all
sensors: <90mA.
Dip-switches table
In the following tables: box without circle means Dip-Switch=0 (OFF state); box with
circle means Dip-Switch=1 (ON state).
