71
MAGFLO
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9. Service
C
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9.2
Trouble shooting
MAG 5000 and MAG 6000
Symptom
Output
Error
Cause
Remedy
signals
code
Empty display
Minimum
1. No power supply
Power supply
Check MAG 5000/6000 for
bended pins on the connector
2. MAG 5000/6000 defective
Replace MAG 5000/6000
No flow signal
Minimum
1. Current output disabled
Turn on current output
2. Digital output disabled
Turn on digital output
3. Reverse flow direction
Change direction
F70
Incorrect or no coil current
Check cables/connections
W31
Measuring pipe empty
Ensure that the measuring
pipe is full
F60
Internal error
Replace MAG 5000/6000
Undefined
P42
1. No load on current output
Check cables/connections
2. MAG 5000/6000 defective
Replace MAG 5000/6000
P41
Initializing error
Switch off MAG 5000/6000,
wait 5 s and switch on again
Indicates flow
Undefined
Measuring pipe empty
Select empty pipe cut-off
with no flow
Empty pipe cut-off is OFF
Ensure that the measuring
in pipe
pipe is full
Electrode connection missing/
Ensure that electrode cable
electrode cable is insuffi-
is connected and sufficiently
ciently screened
screened
Unstable
Unstable
1. Pulsating flow
Increase time constant
flow signal
2. Conductivity of medium
Use special electrode cable
too low
3. Electrical noise potential
Ensure sufficient potential
between medium and
equalization
sensor
4. Air bubbles in medium
Ensure medium does not
contain air bubbles
5. High concentration of par-
Increase time constant
ticles or fibres
Measuring error
Undefined
Incorrect installation
Check installation
P40
No SENSORPROM
â
unit
Install SENSORPROM
â
unit
P44
CT SENSORPROM
â
unit
Replace SENSORPROM
â
unit
or reset SENSORPROM
â
unit
with MAG CT converter
F61
Deficient SENSORPROM
â
Replace SENSORPROM
â
unit
unit
F62
Wrong type of SENSOR-
Replace SENSORPROM
â
unit
PROM
â
unit
F63
Deficient SENSORPROM
â
Replace SENSORPROM
â
unit
unit
F71
Loss of internal data
Replace MAG 5000/6000
Maximum
W30
Flow exceeds 100% of Q
max.
Check Q
max.
(Basic Settings)
W21
Pulse overflow
·
Volume/pulse too small
Change volume/pulse
·
Pulse width too large
Change pulse width
Measuring
Missing one electrode
Check cables
approx. 50%
connection
Loss of totalizer
OK
W20
Initializing error
Reset totalizer manually
data
#####
OK
Totalizer roll over
Reset totalizer or increase
Signs in display
totalizer unit