Ametek 303B, Руководство пользователя

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Maintenance
|
5-11
shorted cell
Symptom
Flow slow or erratic
AC POWER LED does not
light with unit connected
to ac supply
After power up, display
shows Er02
After power up, display
shows Er01
Display flashing 9999
ELEC TEST, +, and - LEDs
flashing
STANDBY, +, and - LEDs
flashing
ELEC TEST, STANDBY, +,
and – LEDs flashing
ALARM, +, and – LEDs
flashing
STANDBY (display blank)
LEDs flashing
Possible Cause
Clogged filter or flow meter
Blown fuse F1
Check sum read error
detected during alarm,
analog range, gain offset
or factory gain read
Checksum write error
detected during alarm,
analog range, gain offset
or factory gain write
Gain or moisture level too
high
In gain adjust mode; dis-
play shows offset value
In offset adjust mode;
display shows offset value
In factory gain adjust
mode; display shows fac-
tory gain value
In alarm adjust mode; dis-
play shows alarm setpoint
In standby - battery power
save mode
Corrective Action
Replace filter or flow
regulator
Replace fuse
Reenter parameter values
as directed in procedure on
pages 5-7 and 5-8.
Reenter parameter values
as directed in procedure on
pages 5-7 and 5-8.
Do a cell test for high mois-
ture level, or reset the gain
or factory gain values as
directed in procedures on
page 5-9.
Press any key to exit with-
out saving displayed val-
ue; press ELEC TEST to
exit and save value.
Press any key to exit with-
out saving displayed value;
press STANDBY to exit and
save value.
Press any key to exit with-
out saving displayed val-
ue; press ELEC TEST and
STANDBY to exit and save
value.
Press any key to exit with-
out saving displayed val-
ue; press ALARM to exit
and save value.