PT300M_调试手册说明书指南

Digital Service ThermometerModel PT300MThe PT300M is designed for use in a wide range of applications including air conditioning.refrigeration,heating ventilating,laboratory use,food service and agriculture.This thermometeris widely used by professionals because of its high accuracy and fast response.The stainlesssteel probe is angle adjustable(45/90/135/180)providing even greater measurement flexibilityFeatures:Specifications:·Power On/Off ClosureTemperature Range:-58'F to 302F.Stainless Steel Probe-50Ct0150'GCMin/Max Memory Recall·Resolution:±0.1°·℉&℃Selectable·Accuracy::±1.8'F(±1C)Data Hold/Test FunctionResponse Time:1 second◆Jumbo Display·Probe Length:5-1/8"·Auto Power OffAmbient Temperature:-14F to 212F.1 Second Response Time·Power Source::1“AAA"BatteryLow Battery IndicatorInstructions:Press the"C/F"button to select desired degree scale.It will change immediately.Press the"HOLD/TEST"button to the TEST position for temperature measurement orthe HOLD position to retain the reading for recording.The word HOLD will flash onthe display to indicate the hold position.Press the "MAX/MIN"button to display the minimum temperature tested.The wordMIN will appear on the display.Press the button again within three seconds to displaythe maximum temperature tested.The word MAX will appear on the display.Afterthree seconds the thermometer will automatically return to regular testing.Battery Replacement:.Open the battery door and install one 1.5V"AAA"or equivalent battery as indicated.Close the compartment door.The thermometer is now ready for use.Replace the battery when the low battery indicator appears on the display.Precautions:To obtain the best results the probe tip should be immersed at least 0.5"into thetested substance.Remove the battery from the battery compartment if the thermometer will not beused for a long duration of time or during storage.The thermometer cannot be used or placed inside of any conventional oven ormicrowave.