Benetech GM130 User Manual

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3. Calibration:
Long press on the“CAL/CLR” key until 4.00 appears with
“CAL” flashing at the bottom. Take 4.00 standard calibrating
piece at the 5900m/s until the “CAL” disappears.
2. Sound speed adjustmen
Press “ VEL/DEL” key and the sound speed icon flashes,
then press the Up key or Down key to adjust the speed,
press the“VEL/DEL”key the “VEL” icon flashes, then press
the Up key or Down key to adjust the speed preset.
5.0
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Adjusting the sound speed
within the unit
Adjusting the unit of
sound speed.
Calibration window
4. Sound speed measuring
Measuring the thickness Measuring the speed
5.Restoring the default speed value
Long press on“CAL/CLR”key until “CAL” followed with
“CLR” interface, release the key the speed jump to 5900
m/s automatically.
Restoring default speed
How to determine the sound speed of a certain material
with piece of given depth:Measure the depth of the mate-
rial with caliber or micrometer.Select a preset speed close
with the measured and couple the sensor with the block
with given thickness until a value is given, remove the
sensor and adjust the value with Up or Down key to make
it equaling with the actual thickness value. Press the“CAL
/CLR”key to display the measured speed and save the
value to the current unit automatically.The thickness must
be sufficient for measuring that is at least 25.0mm.
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DATENAME
APPROVALS
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A4
更 改 记 录
次号
1.
2.
3. 12页内容修改 19.11.22
VER.A4
SHEET
OF
PART Number:
1 1
GM130 英文有唛新说明书示意图
日期
更 改 内 容
7160130008
QWY
2017-5-13
SHENZHEN JUMAOYUAN SCIENCE AND TECHNOLOGY CO., LTD.
4.修改 配件 探头 单位 2021-07-09
7160130008 GM130 英文有唛新说明书
材料:105G双铜;
成品尺寸:190*130MM;
公差:+-1.0MM;
页数：24P;
工艺:双面单色印刷,加工:骑马钉
VER-A4

Benetech GM130 Specifications

General

Brand	Benetech
Model	GM130
Category	Measuring Instruments
Language	English