Basic Electronics - Siemens SIPART PS2 Series Operating Instructions Manual

①
②
③
④
⑤
⑥
⑦
for double-acting actuators
1)
visible when the positioner is open
2)
Figure 3-7
3.3.2

Basic electronics

Figure 3-8
The basic electronics contains:
● CPU
● Memory
● Analog-to-digital converter
● Display
SIPART PS2 with 4 to 20 mA/HART
Operating Instructions, 11/2019, A5E00074631-AE
1
10
-
Display
Restrictor Y1
Output: Actuating pressure Y1
Input: Supply pressure PZ
Safety catch
Transmission ratio selector
Friction clutch adjustment wheel
View of positioner in flameproof enclosure, cover opened
Basic electronics, schematic representation
+
⑧
Output: Actuating pressure Y2
⑨
Restrictor Y2
⑩
Buttons
⑪
Ground terminal
⑫
Connecting terminals of option modules
⑬
Connecting terminals of basic electronics
2)
Description
3.3 Device components
1)
1)
29