S+S Regeltechnik PREMASGARD 7110 Série Notice D'instruction page 12

G
®
PREMASGARD 7110
Mounting diagram
3570 Pa
(A)
TYPES OF MONITORING:
(A) Below-atmospheric pressure:
P1 (+) is not connected but open against atmosphere
P2 (–) connected to inside of duct
(B) Filter:
P1 (+) connected upstream of filter
P2 (–) connected downstream of filter
(C) Ventilator:
P1 (+) connected downstream of ventilator
P2 ( – ) connected upstream of ventilator
Pressure connections at the pressure switch are marked with
P1 (+) for higher pressure and
P2 (–) for lower pressure.
Connecting diagram
Output:
0 -10 V
-
230V AC
+
24V AC/DC
3570 Pa
(B)
PREMASGARD
with ⁄ without display
-
PLC
+
PC
1 2 3
PREMASGARD
3570 Pa
®
7110 Connecting diagram
Output:
4 - 20 mA
230V AC
12
® 7140
(C)
- -
+
+
resistance
24V DC
1 2 3
Rev. 2016 - V24 GB
®
PREMASGARD 7110
with ⁄ without Display
PLC
Working