Troubleshooting - Graco ProControl 1KE Plus Instructions-Parts List Manual

Troubleshooting

Troubleshooting
Troubleshooting Troubleshooting
Problem Problem Problem
ProControl 1KE Plus is completely
dark.
ProControl 1KE Plus has power
but does not function.
Pressure or Flow Rate reads 0
when fluid is flowing.
Pressure or Flow Rate reads "—
— —" all the time.
Inaccurate flow reading.
Inaccurate pressure range.
Display readout faulty.
Communication failure.
Fluid is not flowing.
58
Cause
Cause Cause
Power is not on.
Loose or disconnected power
cable.
Hardware failure.
Loose or disconnected flow
meter/pressure transducer cable.
Units in Setup are set to NONE,
indicating that the system has no
pressure transducer and/or fluid
meter.
Faulty flow meter sensor or meter.
Meter needs calibration.
Wrong transducer is selected.
Offset or slope are set incorrectly.
Excessive static discharge.
Ambient temperature too high.
Incorrect data addresses.
Incorrect communication
parameters.
Incorrect cabling.
Clogs in fluid line or in meter.
Gears worn or damaged.
Solution
Solution Solution
Turn power supply on.
Tighten or connect cable.
Replace ProControl 1KE Plus.
Check the digital input/output
cable going to/from the meter.
Choose preferred units for each
device present. See Setup Screen
6: Pressure Transducer, page
for pressure, Setup Screen 4:
Calibration, page 45, for flow rate.
Replace sensor or meter.
Calibrate meter. See
Calibrate the Meter, page
Choose the correct transducer
from the options in Setup Screen
6: Pressure Transducer, page
Review and correct settings for
the pressure offset (mV) and slope
(mV/bar). See Setup Screen 6:
Pressure Transducer, page
Replace ProControl 1KE Plus.
Lower ambient temperature.
Check address configuration.
Check communication
parameters.
Check cabling and wiring. See
Installation, page 19.
Clean fluid line and/or meter.
Consult meter manual (see
Related Manuals, page 2
Service meter. Con-
sult meter manual (see
Related Manuals, page 2
47,
55.
47.
47.
).
).
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