Seametrics IP80-Series - Manual (Page 11)

Problem Probable cause try...
No­­­­signal
after­­­­installation
Inaccurate
metering
Consult­­­­Flow­­­­Range­­­­Chart
Reduce­­­­pipe­­­­size­­­­or­­­­use­­­­different
sensor
Check­­­­connections­­­­at­­­­control;
Red­­­­(+),­­­­Black­­­­(-),­­­­White­­­­(signal)
Use­­­­6-24­­­­Vdc­­­­power­­­­supply
Add­­­­pull­­­­up­­­­resistor,­­­­if­­­­using­­­­current-
sourcing­­­­device
Remove­­­­flow­­­­sensor­­­­from­­­­fitting­­­­and­­­­check
for­­­­free­­­­spinning;­­­­replace­­­­rotor
See­­­­signal­­­­troubleshooting;­­­­replace
magnetic­­­­sensor
Move­­­­meter­­­­away­­­­from­­­­flow­­­­disturbance,­­­­or
field-calibrate
Check­­­­fitting­­­­for­­­­K-Factor,­­­­check­­­­indicator­­­­to
see­­­­if­­­­it­­­­is­­­­entered­­­­properly­­­­("Set­­­­K"­­­­on
FT420,­­­­FT415,­­­­FT520)
Remove­­­­flow­­­­sensor­­­­from­­­­pipe.­­­­If­­­­indicator
is­­­­FT415,­­­­FT420,­­­­FT520,­­­­set­­­­K­­­­to­­­­1.00,
turn­­­­rotor­­­­slowly­­­­by­­­­hand,­­­­indicator­­­­should
count­­­­each­­­­blade;­­­­replace­­­­sensor
If­­­­using­­­­FT415­­­­or­­­­FT420,­­­­check­­­­left­­­­side­­­­of
display­­­­(sec,­­­­min,­­­­hr,­­­­day);­­­­change­­­­to
desired­­­­unit
Insufficient­­­­flow
Bad­­­­connections­­­­to­­­­control­­­­electronics
Incompatible­­­­control
Damaged­­­­or­­­­missing­­­­rotor
Failed­­­­magnetic­­­­sensor
Not­­­­enough­­­­straight­­­­pipe­­­­between­­­­meter­­­­and­­­­
severe­­­­flow­­­­disturbance
Wrong­­­­K-Factor­­­­entered
Magnetic­­­­sensor­­­­failing­­­­to­­­­pick­­­­up­­­­each­­­­blade
Wrong­­­­time­­­­units­­­­on­­­­flow­­­­indicator
tROubLESHOOtING
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