Other Common Faults:
Problem
No display
A
．
supply B
failure
A
connection
Instable Display
B
installation
C Instable flow
D Part flow too fast
A
．
Reading Error
B
．
C
．
D
．
Measur
e Error
A.
B.
A.
B.
C.
mA Value
non-corresponding
Other Common Faults:
Possible Factor
Solution
．
No power
supply B
．
Meter
failure
A
．
Check whether there is
voltage between meter and
power supply
B
．
Repair the meter
False
cell
A
．
Correct connection
meter and conductivity cell
B Choose correct installation,
to avoid bubbles and dead
corner.
C Choose other install place,
pls avoid install cell
part smooth turn
D Part installed
fitting for pipe below
right-angled
connection
False
cell
installation
C Instable flow speed
D Part flow too fast
．
False constant
A
．
Reset the
constant
；
B
．
Replace new conductivity
cell or re-calibrate.
C
．
Install in the right
Install
according
instruction
．
Constant change
．
Improper flow speed
．
False install
Breakdown
of
meter
and
conductivity cell
False setting
A. If resistivity between
white wire is 1MΩ, resistivity
between yellow and white wire
is 10KΩ, insulation between
white and black wire >100
MΩ@100V, conductivity is in
right condition.
B. Check the parameter
setting.
Receive
trans.
error
Failure to reach
20mA
False setting for
transmitting
A.
Reset
receive
quantity
B.
T
oo
high
resistance, enlage the cross
section of cable.
C
．
Reset mA and its
Solution
whether there is
voltage between meter and
Repair the meter
Correct connection between
meter and conductivity cell
Choose correct installation,
to avoid bubbles and dead
Choose other install place,
install cell effective
smooth turn
by reducing
below DN20
conductivity
Replace new conductivity
calibrate.
right place D
according
to
between red and
white wire is 1MΩ, resistivity
between yellow and white wire
is 10KΩ, insulation between
white and black wire >100
MΩ@100V, conductivity is in
B. Check the parameter
receive
trans.
in
loop
resistance, enlage the cross
its correspond
PONPE