view user manual (pdf) - dyna-flo control valves

Design and Functional Principle
1
BE1
I W+
3 V
W
2
+24 V
+5 V
A
D
HART
_
+
Micro-
_
y
+ y
3
Supply Zuluft air
p Z
Exhaust Abluft air
p 1
p 2
p 1
I W-
y 0
x 0
A
D
controller
p 2
+
_
+U
Exhaust Abluft
air
W
x
U
4
6
U I
5
BE2
A1
A2
I
I
8 9
7
p 2
A1
A2
p 1
stroke
p 1
stroke
1 Motherboard with microcontroller and input circuit
2 Control panel with LC-display and momentary action switch
3 Piezo--valve unit, always built--in
4 Valve unit with double-acting positioner always built--in
5 Iy-module for positioner SIPART PS2
6 Alarm module for three alarm outputs and one digital input
7 SIA-module (Slot Initiator-Alarm-module)
8 Spring--loaded pneumatic actuator (single-acting)
9 Spring--loaded pneumatic actuator (double-acting)
Figure 2-9
Block diagram of the electro-pneumatic positioner, functional diagram
. NOTE
Alarm module (6) and SIA module (7) can only be used alternatively.
2.4 State as supplied
There are no mechanical mounting accessories on the controller in the
state as supplied These must be ordered and installed according to the
“operating instructions” depending on the application.
The respective connections for single or double-acting versions are
prepared at the factory as ordered.
The pneumatic connections on the rear are sealed.
24
SIPART PS2 Manual
A5E00074631-03