background image

P/N:110401103625

DATE:2018.06.26

REV.3

Summary of Contents for UT253A

Page 1: ...P N 110401103625 DATE 2018 06 26 REV 3 ...

Page 2: ...al Specifications 7 V Meter Description 10 VI Operating Instructions 12 1 Power On Off 12 2 Backlight Control 12 3 Data Hold and Save 12 4 Data Access and Exit 13 5 Data Transmission to PC 13 6 Data Delete 14 7 Leakage Current Current and Voltage Measurements 14 VII Battery Replacement 18 VIII Packing List 19 ...

Page 3: ...for purchasing In order to use the product properly please follow instructions below Read user s manual carefully Strictly observe safety rules and notes mentioned in this manual UNIT large jaw leakage current clamp meter s ...

Page 4: ...ly used in electric power communications meteorology railway oil field construction metrology R D institutes mining ect This kind of meter is designed with clamp iron core made with special alloy and latest magnetic screening technology which make it able to avoid magnetic interference from outside and ensure high accuracy stability and reliability all the year around It contains RS232 interface t...

Page 5: ...rent DC IV Technical Specifications Functions Power Measuring Mode Jaw Size Range Resolution to measure leakage current current and three phase AC voltage 6V DC LR6 4 Alkaline dry battery 12 hours of battery life Clamp shape CT integral mode 80mm 80mm Able to clamp 80mm conductor or 96mm 4mm flat steel ground line Current AC 0 00mA 1200A Voltage AC 0 00V 600V Current AC 0 01mA Voltage AC 0 01V Con...

Page 6: ...ght Data Hold Data maintained Indicated by HOLD icon Controlled by LIGHT button Overload Display Auto Power Off Battery Voltage Weight Operating Current Out of range indicated by OL icon Automatically 15minutes later after power on to conserve power energy Low battery icon displays with battery voltage below 5 2V please change batteries The meter 1kg battery and accessories included 50mA consumed ...

Page 7: ...mp Jaw 2 Function Buttons 3 LCD Display 4 Voltage Input Terminal 5 Jaw Opening Trigger 6 RS232 port to transfer data to PC 7 Screws to connect upper and lower covers 6pcs 8 Battery Cover 9 Screw to fix battery cover 1pcs 10 11 ...

Page 8: ...D icon and repress to cancel the operation The meter will automatically number current data at the time of saving indicated by group number such as SAVE NO 001 Maximum data storage is 200 sets and is achieved when FULL icon shows 4 Data Access and Exit Under measuring mode Press MENU to access data research with indication of READ icon You can start data research from R 001 press Up button to incr...

Page 9: ...age above 600V Please Keep the jaw properly open or close when measuring leakage current or current Try to place the conductor at the center of the jaw Please keep the jaw clean and regularly maintained after finishing measurement Ensure correct wire connection to avoid short circuit problem during voltage measurement Disconnect test leads with measured lines before pulling them out of the meter i...

Page 10: ...ence Figure Measuring Leakage Current of Built in Cable Measuring Instrument Leakage Current Measuring Ground Leakage Current Measuring Total Leakage Grounding Line Measuring Tank Measuring Current and Voltage Phase Angles ...

Page 11: ...an 5 2V please change the battery timely 2 Press POWER button to switch off loosen one screw on battery cover and open it after confirming the meter is off finally change with new specified batteries and close the battery cover 3 Press POWER button to switch on and check if batteries are successfully replaced if not repeat the second step VIII Packing List The Meter Carrying case Data transmission...

Page 12: ......

Reviews: