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■. Introduction Thank you for purchasing the pressure measuring instrument from us. Please take a few minutes to browse through this user manual before you begin to operate the meter to ensure that you are fully familiarized with how best to operate the meter as accurately and safely as possible.
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of non-corrosive gases and air-drying medium. 2. If the OL symbol will show on the LCD, it means the readings is outside the measuring range. Please keep to the permitted measuring range. 3.To measure the barometric pressure, the height above mean sea level must be set correctly.To measure the height between two points, the height above mean sea level at the starting point must be known and set...
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please remove the battery and avoid storing in high temperature and high humidity. ■. Features 1. Display: 6 digits LCD Display 2. Parameters(absolute/barometric): Pa, hPa, mbar, mmH O, mmHg,inHG, inH O, psi 3. Resolution: 0.1 hPa, 0.1 inH 4. Range: 300…1,200 hPa, 120.4…481.8inH 5.
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-20℃ ~ 60℃(-4℉~140℉),0 ~ 80%RH 11. Dimension and Weight: 121(L)x60(W)x30(H)mm, about 180g 12. Accessories: DC1.5V (AAA) x 3pcs String x 1pcs Plastic box x 1pcs Users manual x 1pcs ■. Names of parts Instrument Familiarization 1. Sensor cover 2. Absolute pressure sensor nipple connection 3.
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LCD Display The meaning of the symbols represented by the following table Number of Symbol Functions Order Indicating it is now in the data-holding mode Indicating the display value being the maximum...
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value(MAX) Indicating the display value being the minimum value(MIN) measure values mmHg、 inHg、mBa Pressure units O、 O、hpa、 psi、barom Altitude state m、ft Altitude units Indicating the calibration mode Indication low power of batteries. Batteries should be replaced.
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■. Operation instruction 1. Please install new batteries on the meter . 2. Connect the flexible hose of the measured object to the meter’s nipple connection. 3. Press the ON/OFF key to turn the power on. 4. After power on, press the Unit key to select the needed units.
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HOLD. The cycle of views shows as following figure: Mode key Mode key Measure mode Hold mode Max mode Min mode Mode key Mode key Hold mode: Reading are held. Max mode: Maximum values since the instrument was last switched on or last reset. Min mode: Minimum values since the instrument was last switched on or last reset.
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press the ON/OFF key to confirm the setting. 3. Func. key 1) Func. set Press the key can shift the measurement state between pressure and relative altitude. 2) Altitude state setting Under the state of measuring the relative altitude, press the Func. key>2sec. to enter the initail altitude setting.
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When setting the initail altitude, the flashing bit is the current setting bit: Mode key —increase the value of the current setting bit. Unit key —comfirm the current bit and then turn to the next. Func. Key —store the setting and then return the state of measuring the relative altitude.
If press the key >2sec. the back light will be turned on, Press the key once >2sec. the light will be turned off. If the back light is not closed within 60 seconds, it will be turned off automatically. ■. Maintenance 1.
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and the battery need to be replaced. * Press the battery cover and towards arrowhead direction to open the battery cover. * Replace the battery with three new 1.5V batteries (AAA). * Replace the battery cover. -12-...
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