Gravity Measurement CWT7 - Error Messages and Troubleshooting

CWT7 USER AND SERVICE MANUAL
Revision: 03/2018 Page: 14
Error Messages and Troubleshooting
Error Display
Meaning
h h h h h h
Overload
Weight on pan exceeds maximum
capacity
L L L L L L
Weight is too low
Weight is too low at the negative
- - - - - -
Price is out of range
Total price exceeds 999999
E r r n
Weight unstable
Vibration or varying load on the pan
during switch-on
E r r H
Initial zero too high
Scale turned on with weight > 10% of
maximum capacity already on the pan
E r r L
Initial zero too low
Scale turned on with upward force >
10% of maximum capacity acting on
the pan
Battery symbol
visible
Battery voltage is lower
than 5.6 V
Battery neds charging. Connect to
main adaptor. Press 【 T 】 and
【 6 】 together to view battery
voltage. Press 【 CE】 to return to
weighing mode
Battery symbol
flashing
Battery voltage is lower
than 5.5 V
Battery needs charging. Connect to
main adaptor
Scale
automatically
shuts off
Battery voltage is lower
than 5.4 V
Battery needs charging. Connect
main adaptor
Table: List of UF, ECF, and LF
Function
Description
UF1
Display A/D count, Battery Voltage
UF2
High / Low limits setting
UF3
Auto-power off
UF4
Backlight setting
UF5
HOLD function
UF6
RS-232 Output
UF7
Speed setting
UF8
Zero tracking
UF9
Gravity Adjustment
ECF1
Zero and Span Calibration
ECF2
Zero Calibration
ECF3
Span Calibration
LF1
Weight Calibration
LF2
Parameter Setting