GSE Scale Systems - 77
Chapter 7 Calibration Mode Technical Reference Manual
Chapter 7
Calibration Mode
7.1 Calibration Mode
1. The Calibration Mode can be entered in one of
two ways:
A. From the Weigh Mode by pressing:
1 0 0 <SELECT> 2 3 6 4 0 <ID>
<ENTER>
Proceed to make the necessary parameter
adjustments in P110 through P119 for scale #1,
then press <ZERO>. (Parameters 120 thru
129 setup scale #2 and parameters 130 thru
139 setup scale #3.
B. From the Setup Mode by pressing
<ZERO>.
2. The system will prompt you to calibrate the
574 by displaying ENTER =CAL! Press
<ENTER> to proceed. If multiple scales are
enabled, the unit will prompt, Keyin Scl #.
Key in the scale number and press <ENTER>.
Pressing <CLR> at the ENTER = CAL!
prompt will let you exit the Setup Mode
without calibration.
3. When the calibration mode is entered, the
following message is displayed:
"New Zero?"
This is one of five selections. Press
<SELECT> to scroll through each of the five
selections. All five calibration selections are
stated below. Press <ENTER> when viewing
the desired selection. If load cell linearization
is enabled (P119-scl#1, P129-scl#2 and P139-
scl#3) the calibration modes accessible are
identified by an asterisk (*).
a) "New Zero?" *
b) "Last Zero?"
c) "Temp Zero?"
d) "Only Zero?" *
e) “Cal Reset” *
Each of the calibration methods are explained in more
detail below.
a) New Zero?:
New calibration (Establishing the first or a new
calibration)
The system will display the dead load (which
may not be in precise units) that is present on
the scale. The system is assuming a "NO
LOAD" condition. At this point the unit
requests that you remove any extraneous load.
Do so, then press <ENTER>. After
<ENTER> is pressed a new zero is
established and this is reflected on the main
display along with the following prompt:
"Adj'g Zero"
Immediately followed by the following prompt.
Keyin CalWt
The system is waiting for the actual
calibration value to be entered as it prompts
"KeyIn CalWT". At this point you can place
the calibration weight on the platform, key in
the weight value and then press <ENTER>.
Entering Numeric Values:
Where appropriate, numeric values may be entered using
the numeric keypad.
If an error is made in entry, the <CLR> key will clear
the entry from the entry buffer (on display) before the
<ENTER> key is pressed.
The system will perform the calibration, display the
SECTION - 7.1
NOTE:
Pressing the <CLR> key at any point in the
calibration routine will back you up one step.
NOTE:
If you key in a cal weight and press <ENTER>
without adding any weight since the last
calibration weight, the 574 will prompt you to
Add CalWT. Add the weight and press
<ENTER>.
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