TPI 390, Руководство по эксплуатации

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3 Functions
Sensors
Used to measure Salt concentration, TDS and Temperature. The surface is gold plated and the temperature sensor is contained inside.
This area is waterproof.
Power (ON/OFF) button
Used to turn the power on and off. After use, the power turns off automatically within one minute.
Measurement selection (MODE) button
Used to select the measurement mode: Salt concentration(%), TDS(ppm, mg/L) or Temp.(℃). When the power is turned on, the default
mode is the temperature mode.
Hold / CAL button
Used to freeze the measured value during a test, perform Auto Calibration or switch between Celsius and Fahrenheit (°C/°F). Please
refer to section (5) and (6) for detailed instructions.
After viewing measurement, press again to clear LCD screen and start another test.
Changing Between °C/°F
1>
°
C →
°
F
1. Press the POWER button (ON/OFF)
2. Press down
“
HOLD/CAL
”
button for 3 Sec. until you hear a beep.
3. Release the
“
HOLD/CAL
”
button after the beep.
4.
“°
F
”
displays on LCD.
2>
°
F →
°
C Repeat the steps above.