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MO297-EU-EN V4.3   4/13 

4

Operation 

Powering the meter 

1. 

Remove the RH sensor protective cap before use. 

2. 

Press the power 

 button to turn the meter on. 

3. If 

the   symbol appears or the meter does not turn on, replace the battery. 

Note: 

Operation with Bluetooth enabled reduces battery life to less than 8 hours. Using an external 

AC adaptor is recommended when the meter will be used for monitoring over a long period of time. 

 

Humidity (Dew point, GPP, g/kg) Measurements 

1. 

Press the power 

 button to turn the meter on. 

2. 

Press the RH button 

3. 

Relative Humidity will be displayed in the primary display and the temperature will be displayed 
in the secondary display. 

4. 

Press the up or down arrow button to change the temperature units. 

5. 

Press the MODE button to display the DEW point. 

6. 

Press the MODE button to display GPP (°F) or g/kg (°C). Press the 

or 

button to  

toggle between GPP or g/kg. 

Pinless Moisture Measurements 

1. 

Press the power 

 button to turn the meter on. 

2. 

Press the MOIST button to select Moisture measurement.” MOIST”, and “INT” (internal pinless 
sensor) will appear in the display. 

3. 

Hold the meter so that the rear sensor is away from any surface or your hand.  The reading 
should be near 0.0. If not, press and hold the ZERO button for more than 2 second and the 
ZERO icon appears.  

4. 

Place the rear sensor on the surface of the material to be tested and read the relative moisture 
content. 

Pin Type Moisture Measurements 

1. 

Connect the external pin probe to the jack on the bottom of the meter. 

2. 

Press the power 

 button to turn the meter on. 

3. 

Press the MOIST button twice to select Moisture measurement.” MOIST”, and “EXT” (external 
pin probe) will appear in the display. 

4. 

Press the probe pins into the material and read the % moisture content in the display.  

Summary of Contents for MO297

Page 1: ...User s Guide Pinless Moisture Humidity Meter with IR Thermometer Bluetooth Model MO297...

Page 2: ...reliable service Meter Description 1 IR temperature sensor 2 Laser pointer 3 Humidity sensor 4 Temperature sensor 5 LCD display 6 Relative Humidity button 7 Mode Zero Button 8 IR thermometer button 9...

Page 3: ...t surface temperature 8 1 distance to spot ratio with 0 95 fixed emissivity Built in Humidity Temperature probe measures Relative Humidity Air Temperature plus Grains Per Pound GPP and Dew Point DP Am...

Page 4: ...int 6 Press the MODE button to display GPP F or g kg C Press the or button to toggle between GPP or g kg Pinless Moisture Measurements 1 Press the power button to turn the meter on 2 Press the MOIST b...

Page 5: ...ble the IR thermometer The meter will display the minimum temperature measured and will update only when a lower temperature is measured 3 Press the MODE button twice to enable the MAX mode and procee...

Page 6: ...shall be displayed along with a flashing Condensation Indicator icon The meter shall beep twice to confirm that the reading is in the high risk area 5 Press the RH button to exit the mode Vapor Pressu...

Page 7: ...the unit beeps The data will be saved to the memory location indicated The numeric display above the MEM icon will then advance to the next location 2 When the 20 memory locations are full the unit w...

Page 8: ...he button for two seconds The Bluetooth icon will appear in the display 2 Pair the meter to the camera by following the Pairing Bluetooth Devices section in the thermal camera manual 3 Once paired the...

Page 9: ...al identifying marker 4 Recall the reading from memory The moisture meter will now continuously transmit this reading via Bluetooth 5 Use the camera to take a thermal image of the area with the identi...

Page 10: ...ure and RH measurements Dew Point 30 to 100 C 22 to 199 F Mixing Ratio 0 999GPP 0 to 160g kg Sample Rate 2 per second Backlight White LED Memory 20 point memory Bluetooth range 32 feet 10 meters appro...

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