71
WIKA operating instructions pneumatic high pressure controller, model CPC7000
0019104001D 10/2018 EN
EN
8. Faults
Type
Problem
Correction Action
1
The system has been switched on and no measure-
ment(s) have appeared and the entire area of the screen
is white (or dark).
Switch the system off. Wait 5 seconds and switch the system on.
2
The screen is dark and the corrective action for #1
above has no effect
Check that the power cable is connected properly and have autho-
rized technical staff check that the supply voltage is correct.
3
The screen is dark and the action taken to solve the
problem of #2 above has no effect.
Unplug the unit from the power source (wall socket), then remove
the power cord from the instrument. The power cord input socket
includes two internal fuses (see Figure 8.1 Fuse location) . Check
both fuses for continuity. If needed, replace fuse elements (Figure
8.2 Fuse replacement) and mount the fuse holder back in place while
making sure it is inserted all the way in.
WARNING! When needed, use only fuses with
T1.6A / 250 V
specification.
4
Malfunction during operation.
Switch the system off. Wait 5 seconds and switch the system on.
5
Unstable control.
Consult factory
6
The setpoint value is not reached.
Check whether the value of the supply pressure is the value required,
and leak test the plumbing.
Figure 8.1 Fuse location
Figure 8.2 Fuse replacement
If you need help or assistance, contact Mensor at
■
Phone: 1-512-396-4200 or 1-800-984-4200 (USA only)
■
Fax: 512-396-1820
■
Website: www.mensor.com
■
Email: [email protected]
8. Faults