Hydraulic Diagrams; Circuit Logic - Welger RP 202 CLASSIC Operating Manual

P2
A4
Release valve
opens at 35 bar
Bottom flap
closed open
Cutting position

Circuit Logic

Switch position
Pressure switch
closed
Cutting
device
Pressure switch
open
Bottom flap
Pick-up unit
Symbol:
= voltage at solenoid valve
➜
= line is pressurised
WELGER RP 202 • RP 220 • RP 302 • RP 320
Hydraulic switch 0952.58.22.00
A2 A1
Pick up
Cutting device
Rest position
Solenoid valve
A A1
open closed
closed closed
closed closed
closed open

12.7. Hydraulic diagrams

RP 220 • RP 320 MASTER / PROFI
A
2x 0953.22.01.00
20 bar
fig. 90
A2 A4
closed open
closed open
open open
closed closed
P
Screw valves
must be closed
A B
BALER-
CONTROL
Control valve Blade
P P2
➜
Cutting
position
➜
Rest position
➜
Rest position
➜
➜
P2
P
0,7 mm
1742-58
Bottom
closed
open
closed
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