Constant

Splash Proof Digital Thermometer Constant Brand 20TCFeatures:One Hour Auto Shut Off (Can Be Set Unable)Max/Min Recalling Memory Function10 Memories Data Storage1 Second Normal Temperature Sensing TimeLow Battery IndicatorPVC Holster With A Flip Out StandNTC Probe (213mm Length, 1 m Extensive Wire) IncludedNG = "1" style = "width: 500px;" Measurement Range-50 º C ~ 300 ° C or 572 ° F ~ -58 ° FAccuracy± 1 ° C ( -30 ° C ~ 250 ° C), otherwise more than ± 2 ° C± 1.8 ° F ( -22 ° F ~ 480 ° F), otherwise more than ± 4 ° FResolution0.1 ° for-19.9 ° ~ 199.9 °, otherwise 1 °

K Type T-C Digital Thermometer Constant Brand 20TCFeatures:Timer functionOne hour auto shut off (can be set unable)Max/Min memory recalling function10 memories data storage1 second normal temperature sensing timeLow battery indicatorPVC holster with a flip out standWire bead probe includedThe basic accuracy does not include the error of the T/C probe.Measurement Range-199.9 ° C ~ 1369.9 ° C or-327.8 ° F ~ 2497.8 ° FAccuracy± 1.5 ° C ( -200 ° C ~ 50 ° C) or ± 2.7 ° F ( -328 ° F ~-58 ° F)± 1 ° C ( -51 ° C ~ 1000 ° C) or ± 1.8 ° F (37.2 ° F ~-1832 ° F)± 2 ° C (1001 º C ~ 1300 ° C) or ± 4 ° F (-1833.8 ° F ~ 2372Resolution0.1° for -199.9º ~ 1369.9°Size / WeightH190 x W90 x D53mm / Approx. 300gBattery3 x 1.5V (AAA size)Standard Accessories”K” Type Bead Thermocouple, Holster, Battery, ManualOptional AccessoriesThermocouple Probe (Surface/Air/Penetration)

Digital AC/DC Clamp Meter 600A ADC600 Brand ConstantFeatures:42mm jaw openingDMM functionLow battery indicationOnly figure "1" for over range indicationNegative polarity indicationFunctionRangeAccuracyAC Current200A± (1.2% rdg ± 5 dgts)600A± (1.2% rdg + 5 dgts)DC Current200A± (1.2% rdg ± 5 dgts)600A± (1.2% rdg + 5 dgts)AC Voltage600V± (1.2% rdg ± 5 dgts)DC Voltage20V± (0.5% rdg ± 2 dgts)600V± (0.5% rdg + 2 dgts)Input Impedance10MΩ (AC and DC Voltage)Resistance2kΩ± (1.0% rdg + 2 dgts)DiodeRead approximately forward voltage drop of the diode.ContinuityIf continuity exists ≤ 50 Ω, built-in buzzer will sound./tr Display3½ digits, 1999 countsBattery9VSize/WeightH213 x W75 x D32mm/approx. 240gStandard AccessoriesTest Leads, Soft Pouch, Battery, Manual

Digital AC Clamp Meter 1000A AC1000 Brand ConstantFeatures:42 mm jaw openingDMM functionLow battery indicationOnly figure "1" for over range indicationNegative polarity indicationFunctionRangeAccuracyAC Current20/200A± (2.0% rdg + 5 dgts)1000A± (2.0% rdg + 7 dgts)AC Voltage750v± (1.0% rdg + 5 dgts)Rong DC Voltage1000V± (1.0% rdg + 2 dgts)Input Impedance10MΩ (AC and DC Voltage)Resistance200/2000Ω± (1.0% rdg + 3 dgts)Temperature-40 ° C ~ 0 ° C± (1.0% rdg + 6 dgts)0 ° C ~ 400 ° C± (1.0% rdg + 3 dgts)400 ° C ~ 750 ° C± (1.0% rdg + 5 dgts)ContinuityIf continuity exists ≤ 30 Ω, the built-in buzzer will sound.Display3½ digits, 1999 counts

Digital Multimeter with Solar Power Measurement Function 10 brands of ConstantFeatures:Solar power measurement up to 1999W/m2 or 634BTU/(ft2 * h)Auto range digital multimeterHigh accuracy and rapid responseData holdMaximum and minimum valuesLow battery indicationEasy to useOperating Temperature & RH0 ~ 40 ° C (32 ~ 104 ° F),Storage Temperature & RH-10 ~ 50 ° C (14 ~ 122 ° F),Display3½ digits LCD with maximum reading 1999Sampling Time± 0.25 secondResolution1W/m2:1BTU (ft2 * h)Accuracy± 10W/m2 [± 3BTU (ft2 * h)] or ± 5% whichever is greater in sunlight. Additional temperature induced error of ± 0.38 W/m2/° COver Range IndicationShow ' ol'Low Battery IndicationShow ' BAT 'Range1999W/m2; 634BTU (fth * h)PolarityA minus sign or negativepolarityAuto Power Off± 15 minutesFuse0.2 A/250VBatteries9V battery and 2 AAA batteriesSize162x74x43mmWeight± 280g (including battery)Standard AccessoriesTest lEADS, soft pouch, instruction manual, warranty card, certificate of conformance of product.FunctionRangeAccuracyDC Voltage200mV± (0.5% rdg + 3d)2/20V± (1.0% rdg + 3d)200/600V± (1.0% rdg + 3d)AC Voltage2/20V± (1.0% rdg + 5 d)200/600V± (1.5% rdg + 10 d)DC Current200 µ/2mA± (1.5% rdg + 3d)20 m/200mA± (2.0% rdg + 3d)AC Current200 µ/2mA± (1.8% rdg + 8 d)20 m/200mA± (2.5% rdg + 8 d)Resistance200Ω± (0.5% rdg + 5 d)2 k/20 k/200kΩ± (1.2% rdg + 3d)

5KV insulation Tester Brand ConstantFeatures:Wide Measurement Range (Up To 5kV and 60GΩ)Large 6000 Counts LCD Display With BargraphAuto Timer Measurement Function And Range.Indication Of Output Voltage Of Discharge Voltage &Auto Power Off Battery Check Function &Max/Min, Peak, Relative Value ReadingThe Data Hold FunctionCAT IV 600V Safety StandardFunctionInsulation ResistanceVoltageResistanceRange500V1000V2500V5000VAIR CONDITIONING/DCV-Measuring Range(Auto Ranging)0 ~ 6,000 MΩ0 ~ 6,000 MΩ0 ~ 60.00 MΩ0 ~ 60.00 MΩ0 ~ 600.0 V(50-1kHz)0~600.0Ω6 ~ 60.00 MΩ6 ~ 60.00 MΩ60 ~ 600.0 MΩ60 ~ 600.0 MΩ600~6000Ω/tr 60 ~ 600.0 MΩ60 ~ 600.0 MΩ0.6 ~ 6,000 GΩ0.6 ~ 6,000 GΩ600 ~ 6000MΩ600 ~ 6000MΩ6 ~ 60.00 GΩ6 ~ 60.00 GΩAccuracy± 5% rdg ± 3dgt; ± 20%( 6GΩ or more)± 1.5% of rdg ± 5dgt± 1.5% of rdg ± 5dgtShort Circuit Current0.8 mA approx.-Rated Current test(At Load Resistance)1mA-1.2 mA0.5 MΩ1mA-1.2 mA1MΩ1mA-1.2 mA2.5 MΩ1mA-1.2 mA5mΩ-Opern circuit Voltage500VDC/+ 20%-0%1000VDC/+ 20%-0%2500VDC/+ 20%-0%5000VDC/+ 20%-0%-Continuity CheckThe buzzer sounds at 50 ΩDisplay6000 CountsCurrent ConsumptionAbout 1000mA (During measurement)25mA approx.Withstand Voltage5320V AIR CONDITIONING for 5 secondsSafety StandardIEC 61010-1 CAT IV 600V Pollution Degree 2Power SupplyDc12v: R14 x 8

CCTV tester constant cctv20 brandspecification:test videosignal mode: ntsc / pal (auto adapt)display: 3.5 "digital TFT LCD, 960x240 resolutionLCD adjustment: brightness, contrast, saturationvideo in / out: 1 channel 1 channel bnc input & outputvideo level testlevel test: the video signals measured in ire or mvptz controllercommunication: rs232, RS422 simplex, and rs485ptz protocol: compatible with more than 20 protocols such as Pelco-D / P, Samsung, Panasonic, etc.baud rate: 150, 300, 600, 1200, 2400, 4800, 9600, 19200 bpsvideo signal generationColor bar generation: the output of the channel pal / ntsc color bar video signal for testing monitor or video cableutp cable test: Test utp cable connection status and display in the screen. Read number of the box.Output power: 1a 12v dc output power for the cameraAudio input test: test the pickup and other audio equipments on the front-endrs485 Data AnalystData monitor: capture and analyzer the command data from controlling devicepowerpower adapter: 5V dc, 2aBattery: built-in 3.7V lithium polymer battery, 1000mAh

Pocket Digital Multimeter PD10 Brand ConstantFeatures:Pocket size in Hard Case or Soft CaseRelative measurementBattery life approx. 200 hoursFunctionRangeAccuracyAC Voltage4/40V ± (1.4% rdg + 10 dgts) 400/500V ± (1.4% rdg + 5 dgts)DC Voltage400mV ± (1.0% rdg + 3 dgts) 4/40/400/500V ± (0.8% rdg+ 3 dgts)Input Impedance10MΩ (AC and DC Voltage)Resistance400/4 k/40 k/400kΩ ± (2.0% rdg + 5 dgts) 4MΩ ± (5.0% of rdg + 5 dgts) 40MΩ ± (10% rdg + 5 dgts)Capacitance4nF ± (5.0% of rdg + 25 dgts) 40n/400n/4 µF ± (5.0% of rdg + 10 dgts) 40 µ/200 µF ± (10% rdg + 3 dgts)Frequency9.999/99.99/999.9/9.999 k/64 kHz ± (2.0% rdg + 5 dgts)Duty Cycle0.1 – 99%DiodeRead approximately forward voltage drop of the diodeContinuityIf continuity exists ≤ 60 Ω, a built in buzzer will soundDisplay3¾ digits, 4000 countsBattery3V (CR 2032)

Auto Range DMM with 3999 Counts 89 Merk ConstantFeatures :AutorangeCompact And Easy To Use3999 CountsFrequency, duty cycle, capacitance, and temperature measurementFUNCTION RANGE ACCURACY RESOLUTIONDC Voltage 400m/4/40/400V ±(0.5%+4d) 100µ/1m/10m/100mV600V ±(1%+4d) 1VAC Voltage 4/40/400V ±(0.8%+6d) 1m/10m/100mV600V ±(1%+6d) 1VDC Current 400µ/4m/40m/400mA ±(1%+10d) 0.1µ/1µ/10µ/100µA10A ±(1.2%+10d) 10mAAC Current 400µ/4m/40m/400mA ±(1.5%+10d) 0.1µ/1µ/10µ/100µA10A ±(2.5%+15d) 10mAResistance 400Ω ±(0.8%+5d) 0.1Ω4k/40k/400k/4MΩ ±(0.8%+4d) 1/10/100/1kΩ40MΩ ±(1.2%+10d) 10kΩDiode Test Read approximately forward voltage drop of the diodeContinuity Built-in buzzer will sound if resistance is less than 50ΩCapacity 4nF ±(5%+90d) 1pF40n/400n/4µ/40µF ±(3.5%+8d) 10p/100p/1n/10nF100µF ±(5%+8d) 100nFFrequency 1/10/100/1k/10kHz ±(0.5%+10d) 0.001/0.01/0.1/1/10Hz100k/1M/30MHz 100/1k/10kHzTemperature (-20 ~ 1000)°C≥400°C±(1.5%+15d)Duty Cycle 0.1 ~ 99.9% For Your Reference 0.1VDisplay : LCD 3999 countsIndication : over range, low batteryPower : 2 x 1.5V (AAA size)Size : H145 x W74 x D36mmWeight : approx. 190g (including batteries)Standard Accessories : instruction manual,  holster, soft pouch, test leads,K-Thermocouple, batteries, warranty cardAnalyzer spectrum.

Analog Multimeter AM47 Brand ConstantFeatures:Using Intelligent ProtectionInfrared Transmitter Test FunctionFunction/RemarksRangeAccuracyDCA/Input Sensitivity 0.25 V50 µ/5 m/50 m/500mA ± 2.5% rdg against full scale 10A ± 5.0% of rdg against full scaleDCV/Input Impedance 20kΩ/V0.25/2.5/5/10/50V ± 2.5% rdg against full scALE 125/250/500/1000VACV/Input Impedance 9kΩ/V10/50/125/250V ± 5.0% of rdg against full scale 500/1000VResistance10 k/100 k/1 m/10MΩ ± 10% rdg against full scale TD colspan = "1" rowspan = "3" Standard Resistance Box0025/0.5/5/50/5kΩ ± 1.5% of rdg against full scale 50 k/100 k/200 k/1MΩ 2.5 M/5MΩCapacitance50 µ µ/500/5 m/50mFLoad Currentolspan = "1" 15 m/1.5 m/150 µ/90 µALow Voltage0 ~ 1.5 V (atx10/x 100/x1k)0 ~ 9V (at x10k)DB-10 dB ~ + 10 dBHFERead approximately hFE value of PNP NPN transistor/ n = "1" Infrared TestingPeak degree ± 15 °Distance 1 ~ 30 cmDiodeRead approximately forward voltage drop of the diodeContinuityIf ≤ 200 Ω continuity exist, the built-in buzzer will soundBat