Electric resistance tester PCE-MO 2001
Contents
1. ally explosive atmospheres powder flammable gases2. hin high accuracy PCE info tursdaletechnicalservices co uk Please refer to 2 2 Electrical Specification page 3 each range exist the exciting test current from Hi to Lo terminal The standard current is dropped to the unknown resistor Rx From the terminal Rx1 Rx2 can measure a voltage Vx Is x Rx According the Vx value then meter can get the unknown resistance Rx values from following formula Rx _Vx_ Is The measured resistance between Rx 1 and Rx 2 is not affected by any stray resistance of test wire 5 PRECAUTION amp PREPARATIONS FOR MEASUREMENT 1 Please check carefully if the meter s power supply is AC 110 V or AC 220 V before operating the meter There is a label at the rear of the meter to show the proper power source outlet AC 110 V or AC 220 V Please don t input voltage to input terminal Lo Rx1 Rx2 Hi to prevent any internal circuit damage Caution Do not touch the power source outlet amp the power cord plug Risk of electric shock Caution Do not apply any voltage to the input terminal Please check the right power supply voltage 110 Vac or 230 Vac before operating the meter 2 a Engae the Power On Off Switch Fig 1 to the On position 12 position b Rotate the Power off Range Rotary Switch Fig 1 to the convenient amp right range 200 m ohm 2000 m ohm 20 ohm 200 ohm 2000 ohm c Engage the 200 m ohm 200 m ohm 20 ohm 200 ohm 20000hm Selec
3. nt protective cover 2 Specifications 2 1 General Specifications Display 18 mm 0 7 LCD Max Indication 1999 2000 ohm Zero External adjustment for zero value of the display Adjusting range approx 50 counts Input Terminal 4 terminal input accurate for low ohms measuring Indication of 1 0 to 40 C 32 to 104 F Power Supply AC 230V 10 50 60 Hz Power Consumption Less than 2 VA 160 x 120 x 85 mm with housing front cover Weight Approx 680 g 1 5 LB Standard Accessories Power Cale 4 wire with 2 kelvin clips Instruction manual 2 2 Electrical Specifications 23 5 C 200 m ohm 100 mA 0 75 4d 2000 m ohm 200 ohm 0 75 2d hm 2000 o info tursdaletechnicalservices co uk 200 mohm Approx 3 8 V DC Remark Spec tested under the environment RF Field Strength less than 3 V M amp frequency less than the 30 MHz only 3 1 3 2 3 3 3 4 3 5 3 Front Panel Description AC Power Input Socket 4 Wires Input Terminal Display Zero Adjust Knob Power Off Range Rotary Switch 4 BASIC 4 WIRES MEASURING PRINCIPLE The DIGITAL MILLIOHM METER is the precision wide range amp small resistance with high resolution measuring instrument As for preventing any measuring errors especial to avoid the influence of LEAD STRAY RESISTANCE or TEST WIRE S RESISTANCE The meter is designed according the following 4 WIRES MEASURING PRINCIPAL to let the meter wit
4. t Switch Fig 1 to the 200ohm position for the 200 m ohm range measurement d Engage the 200m ohm 200 m ohm 200 ohm 2000 ohm Select Switch fig 1 to the 2000 m ohm 20 ohm 200 ohm 2000 ohm position except the 200 m ohm range measurement 3 After select the above right range then should make the following ZERO ADJ PROCEDURE a Short the 2 clips b Rotate the Zero Adjust Knob 3 4 Fig 1 until the display reading values show the zero values Consideration Zero adjustment is necessary for range 200 m ohm 2000 m ohm 20 ohm only Recommend user select 200 m ohm range to make ZERO ADJ PROCEDURE 4 Connect the 2 clips as following Fig 3 to measure the unknown resistance info tursdaletechnicalservices co uk 5 Connect the 2 Kelvin clips as following Fig 4 to measure the unknown resistance between two test points such as PCB layout Fig 4 6 MEASURING PROCEDURES 1 Rotate the Power off Range Rotary Switch 3 5 Fig 1 to the convenient amp right range 200 m ohm 2000 m ohm 20 ohm 200 ohm 2000 ohm This instrument contains no operator serviceable parts service by qualified persons only Cleaning Only use the dry cloth to clean the plastic case In this direction will find a vision of the measurement technique http www industrial needs com measuring instruments htm NOTE This instrument doesn t have ATEX protection so it should not be used in potenti
5. www pce industrial needs com Tursdale Technical Services Ltd Unit N12B Tursdale Business Park Co Durham DH6 5PG United Kingdom Phone 44 0 191 377 3398 Fax 44 0 191 377 3357 info tursdaletechnicalservices co uk http www industrial needs com Manual Electric resistance tester PCE MO 2001 info tursdaletechnicalservices co uk Table of contents Me MS AUT E E EE E E E E E E E E 3 PE CCV 1 ace E E EEEE A E E EE 3 Ze O PCO E E EE E E send E E E 3 22 delle CUA GAs specication 2a IC en EE O tn daraleantes 3 De POP L DE CO i eae E A EE A E E N E 4 4 BASIC 4 WIRES MEASURING PRINCIPLE sioscsesscosssssnsaie tossxecenseeedorissansrausavatosaansestedacusnsdeleest 4 5 PRECAUTION amp PREPARATIONS FOR MEASUREMENT ccc cc ceesssesessseseeeeeeeeeeeeeeeeeeaaaaaas 5 6 MEASURING PROCEDURES vesesscsesessnsvecnaseienos susadeceassade EE E E EET ESE EE A EET i 6 D info tursdaletechnicalservices co uk 1 Features 4 terminal devices for accurate measurement of very low resistance Ideal for measuring the resistance of the motor coil transformer PCB layout ideal for testing protective conductors lightning conductors and welded points Wide measuring range 0 1 m ohm 2000 ohm 5 ranges 18mm large size LCD display easy to read out LSI circuit provides high accuracy reliability and durability Built in over input Durable amp portable housing plastic case with the fro
Download Pdf Manuals
Related Search