Manual of Weighing Controller A 810
Page
16
A.S.T. Angewandte SYSTEM-TECHNIK GmbH Dresden
2.3. Control Input Signals
-
Gross / Net (G/N)
(pin D4)
(edge
triggered)
Display value is switched between Gross and Net by pressing key or by changing input
D4.
When input signal is shorted to COM (OFF
Æ
ON) Net weight is displayed.
When input signal is opened to COM (ON
Æ
OFF) Gross weight is displayed.
Pressing dedicated key will always toggle between Net and Gross, independent of input signal.
-
Digital Zero (DZ)
(pin
D5)
(edge
triggered)
The Gross weight is set to zero by pressing
key or by shorten input D5 to COM
(OFF
Æ
ON).
When “ZALM” is illuminated, Digital Zero Regulation Value is exceeded and no setting to zero can
be done. Refer to 3.1.1.3 and 3.1.1.4 at page 25 for zero settings.
-
Tare substraction (TARE)
(pin
D6)
(edge
triggered)
The Net weight is set to zero by pressing
key or by shorten input D6 to COM (OFF
Æ
ON).
Taring depends on its mode (3.1.1.10 at page 26) and its limit (3.1.1.9 at page 26).
-
Tare Reset
(TARE long press, when is illuminated )
(pin D7)
(edge
triggered)
The Net weight is brought to Gross weight by pressing key and then
key.
After that is illuminated. Reset Taring weight by pressing for longer then 1s or by
shorten input D7 to COM (OFF
Æ
ON).
-
Hold or Judgement
(pin
D8)
(level
triggered)
The weighing value is hold by shorten input D8 to COM (OFF
Æ
ON) and “HOLD” is illuminated.
Over/Go/Under (3.1.7.4 at page 42) and Upper/Lower (3.1.7.5 at page 42) Limit have to be both
set to “0”.
At other settings the input switches to “Judgement”.
Over/Go/Under comparison mode (“OUC-MD”, 3.1.7.4 at page 42):
0: compare always
1: compare when judging input is ON
2: compare when complete output is ON
3: compare when complete output is ON
and weight will be hold during that time
Note: “Hold mode” is only available in Simple Comparison mode.
6
LOWER