This is the Aprox. 18 inch long 2 stick base digital grain moisture meter, model is AR991 and made in China. Smart Sensor Moisture meters are used to measure the percentage of water in a given substance. This information can be used to determine if the material is ready for use, unexpectedly wet or dry, or otherwise in need of further inspection. Grain Can Be Measured: rapeseed, sesame, soybean meal, cotton seed, soybean, peanut, barley, rice, sorghum, watermelon seed, paddy, wheat, maize, fodder etc.Features of AR991 Grain Moisture MeterDigital Stick Type Grain Moisture MeterPrinciple of Measurement: Resistance MethodAccuracy: 0.1%Digital Backlight DisplayDeviation AdjustmentVoice-overResistance Alarm Setting: Pre-set 10% / AdjustableMemory FunctionPower: 4*1.5V AA BatteryProduct Net Weight: 254gProduct Size: 80 x 43 x 425mmPacking: Gift BoxBrand: Smart SensorMade in ChinaUser’s guide of the Grain Moisture Meter AR991 1. Display: English characters with a low-power digital LCD backlight. Low-power backlight Description: Backlight will be off when no measurment, and the backlight will be on when measuring2. Voice-Over: Instrument setting, testing, inspection, all accopmpanies by voice reminder. Language: English voice-over includeds the following 4 modes: d1= The moiseture content readings,/d2= High moisture content /d3= Voice-over off, /d4= bip-sound3. Mode change: Oven control calibration method, user can adjust -3% to 5%. Click the ” Adjust” button to adjust the loop gain value, first addition and then subtraction. after amendment, press the ” ON/OFF” button for 2 seconds, The setting will be saved when shuting down.4.Speed modeAlarm setting: Adjustable, factory default alarm is 10%5. Memory function setting: If the battery was removed, the setting content will never disappear, To save the setting content, press the ” ON/OFF” button for? 2 seconds. The setting will be saved when shutting down. 6. Lower power reminder: When battery power is low, the battery symbol on the LCD display will be blank, then user should replace the battery.7. Measuring principle and sampling method: Resistance method and continuous sampling.8. The upper and lower limits of moisture measurement: Insert the meter to the measured of the meter, the meter can measure the moisture of the measured object, when the measured?object was too dry below the minimum measuring range, the meter will display” LO” for no result. When the test was too wet exceeded the? maximum measuring??range, the meter can only display ” Limit”9.Single measurement: When the probe of the meter is inserted in to the measured object, and the moisture content was within the measuring range, the LCD display will show the moisture reading for few seconds, and voice-over will report the reading immediately.
