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Each check item
Display
"Chc
PrG"
This check displays the version of the program stored in the ROM. The version number is displayed as
"vEr X.XX"
.
*
Press [ESC] to return to the check item-selecting mode.
"Chc
Ad"
The load cell Input voltage is displayed in the unit of mV/V. Applying offset voltage to the load cell can
check the A/D Converter function.
Keep the record of the input voltage for future maintenance work.
Apply some voltage with [F] and [ENTER] . "□"should move upward when applied,.
*
Press [ESC] to return to the check item-selecting mode.
#
With +SIG and –SIG Load Cell terminals shorted,
1
0.0 mV/V is not displayed.
When not loaded, the displayed value is out of a
2
range of 0.0 mV/V to 2.0 mV/V.
When loaded, the displayed value is smaller than
3
that of # 2, or larger than 3.2 mV/V.
"□" moves upward when [F] or [ENTER] pressed.
4
However no increase in value on the display.
"Chc KEy"
Key number assignment
Problem
Front panel key
Pressing a key shows a relevant number (see the key
number assignment on the left.) The number is
displayed as
([FUNC.] displays
Left keypad is of type A model. However key number
assignment is same between type A and B.
Calibration disable switch
Switching the calibration disable switch to the ON
position or OFF.
ON:
OFF:
*
To return to the check item-selecting mode, press
[ESC] a little longer (more than 0.3 seconds)
*
When no switch is pressed,
*
If two or more switches are pressed,
displayed.
9-2
Check Item
Program Version
A/D Converter
Cause
• Incorrect wiring
• Not sufficient input voltage
• Damaged A/D converter
• Incorrect rate of load cell
• Damaged load cell
• Incorrect wiring
• Incorrect rate of load cell
• Incorrect wiring
Key Switches
"no.XX"
.
"no.12"
"S1"
"
"
(blank)
)
"OFF"
is displayed.
"Err"
is
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