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Operation Manual of Electronic Micrometer
1. Sketch diagram of structure:
1). Screw rod
2). Link rod
3). Data output key
4). Fast driving device
5). ON/OFF
…
SET key
6). ABS/INC
…
NIT key
7). LCD screen
8). RS232 data output port
9). Battery cover
2. LCD screen:
IN: The prompt sign for indication of
English system measurement mode
Set: The prompt sign for indication of
initial value setting INC: The prompt
sign for indication of relative
measurement mode
: The prompt
sign for under voltage alarm indication
of battery ABS: The prompt sign for
indication of absolute measurement
mode
: The prompt sign for
indication of data output status
3. The function and operation of the key:
There are two kinds of key operation:
(1) Short press (time < 2 seconds)
(2) Long press (time
2 seconds)
3.1 ON/OFF
…
SET: The switch key, delay setting key
The key operation < 2 seconds: Power supply ON/OFF of digital
display meter
The key operation
2 seconds: Setting initial value of digital
display meter of absolute measurement: Display "Set".
After reinstalling a battery, the initial value setting will be carried
outautomatically.
The default initial value of the digital display meter is 0.
The data output key:
The key operation < 2 seconds: It will deliver output once, and it
will display on the LCD screen once as "
".
Continuous key operation ≥ 2 seconds: It will deliver output
display data continuously, and the LCD screen displays
continuously "
".
The output data will be ended if you press this key again.
ABS/INC
…
UNIT: Absolute/relative measurement mode convert
key, the delay metric system/English system to measurement
mode convert key. The key operation <2 seconds: Absolute
and relative measurement mode convert: Relative measurement
mode with "INC" indication, absolute measurement mode with
"ABS" indication. The key operation ≥2 seconds: Metric/English
system convert: The English system measurement mode with
"in" indication, otherwise it is the metric system measurement
mode.
3.2
3.3
Digital display meter adopts one SR44 battery. Please replace
the battery when the digit displayed on LCD screen is unclear
or when displaying "
".
The digital display meter will cut off the power automatically if
the digital display meter is not used for 5 minutes and it will
resume to the original value prior to the auto cutting off if
rotating the screw rod or pressing "ON/OFF
…
SET" key.
Please press "ON/OFF
…
SET" key to turn off the power supply
for energy saving if it is not to be used.
Insert a coin to the slot on the battery cover and rotate
clockwise to lose and open the battery cover. Take out the
used battery.
Change for a new battery with the positive polarity heading
up. Screw tightly the battery cover anti- clockwise.
4. Power supply:
≤
≤
