Unipulse F320, Operation Manual

Page: 84 / 129

8.DIGITAL ZERO FUNCTION
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8. DIGITAL ZERO FUNCTION
This function zeros the indicated value.
Digital Zero by Key Operation
Digital Zero by External Signal Input
At the instant when the digital zero input (A5) and COM (A6) on the signal
input/output terminal block at the back are short-circuited, the digital zero
function works to zero the indicated value.
1)
Perform digital zero.
2)
When the indicated value becomes zero, digital zero is completed.
ZERO
Digital zero
OFF
ON
Turn ON for 5 msec or more.
• The digital zero function does not work if the calibration
LOCK is OFF.
It works only when the calibration LOCK is ON.
Also, the digital zero function is reset when the power is
turned off.
• For the connection of the digital zero input terminals, see
"Connecting Hold and Digital Zero Signals" on page 19.