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I/O timing chart
ON
Receive data
OFF
(RS-232C)
1
BCD output
0
ON
STROBE
OFF
ON
BUSY*
OFF
ON
RE-ZERO*
OFF
The factory setting of Tstr (Strobe pulse width) is approx. 10 ms. It can be changed to approx. 20 ms or
approx. 50 ms in the function setting of "5trt".
* -"BUSY/RE-ZERO input ON" is the condition that BUSY is connected to input signal GND (Pin 3).
- The AD-8922A-01 can select either the BUSY input or the RE-ZERO input by setting the function.
When keeping the on state for 100msec, the weighing instruments keep the re-zero state.
Tstr
Tstr
22
After RE-ZERO
100msec
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