www.eyc-tech.com
25
Maintenance
Situation
Possible factors
Check method
1. Without display
A. The power is not on.
B. Meter fault.
A. Check for 220 V voltage
between(01) (03)
B. Request professional
maintenance.
2. Instability of
display
A. The electrode wiring is
wrong.
B. Bubbles in the line
C. Unstable water quality
D. The power supply has
strong interference.
A. Check the cables
B. Pipeline rectification or
alternative measurement
points
C. Eliminating Instrument
Reasons with Stable Water
Source
D. TV Reasons and Measures
for Power Supply
3. Reading errors
A. The constant is set
incorrectly
B. Changes in electrode
constants
C. Measuring the rate of
flow is too fast or dead
water
A. Resetting Constants
B. Replacement of new
electrodes
C. Install the electrode at a
slower flow rate
4. The controller has
a value after the
electrode leaves
the water
A. Reduced electrode
permeable or cable
insulation
B. There's a foreign body
between the electrodes.
C. Terminals are affected
by moisture
A. Replacing new electrodes
B.C. To find out the causes and
deal with them
5. Alarm is ringing,
relay does not work
A. Relay steam, Contact
does do not switch
position
B. Relay no sound
A. Replacement of relays
(Contact ablation)
B. Circuit failure, repairing
Summary of Contents for DPME02
Page 1: ......
Page 26: ...www eyc tech com 26...
