Troubleshooting
150
10.6.7
Pneumatic and hydraulic control unit
a0006027
Fig. 74:
Pneumatic
A
V1
V2
Compressed air supply
Additional valve connection, V1
Additional valve connection, V2
M1
M2
S1-3
V1-9
Multihose connector Pg 29
Multihose connector Pg 21
Pressure switch
Valves
V9
V8
V7
V6
V4
V3
V2
V1
S2
S3
3
M1
M2
4 5 6 1 2
3 1
2
A
S1
A
V1 V2
Valves
(controlle
d
electricall
y)
Pressur
e
switch
Multihose
connection
Signal/Use
Assembly connection
V9 front
M1-2
"Service" assembly
• CPA471/472/475: Upper limit position switch - input (=1);
lower G¼ coupling
• CPA473/474: Connection number 3
V9 rear
M1-1
Assembly "Measure"
• CPA471/472/475: Lower limit position switch - input (=1);
upper G¼ coupling
• CPA473/474: Connection number 2
S3
M1-4
"Service" feedback (not used for inductive feedback)
• CPA471/472/475: Upper limit position switch - output (=2)
• CPA473/474: Connection number 6
S2
M1-3
"Measure" feedback (not used for inductive feedback)
• CPA471/472/475: Lower limit position switch - output (=2)
• CPA473/474: Connection number 5
V8
M1-6
Purging air
V7
M1-5
Controlling 2/2-way valve of the rinsing block for water
V6
M2-1
Controlling membrane pump for cleaner
V4
M2-3
Controlling membrane pump for buffer 2
V3
M2-2
Controlling membrane pump for buffer 1
V2
None
Additional valve for sealing water, steam etc.
V1
None
Additional valve for sealing water, steam etc.
S1
None
Compressed air monitoring
Summary of Contents for Topcal S CPC310
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