INSTRUCTION MANUAL Model 380224 Heavy Duty Phase
Contents
1. 1 5 5 05 Frequency Measurements a Set the rotary switch to the Hz position b Connect the RED test lead to the V input terminal and the BLACK test lead to the COM input terminal c Connect the test leads to the points of measurement and read the frequency value in hertz Hz on the meter s LCD Phase Indicator Measurements a Set the rotary switch to the 3 RST position b Connect the RED test lead to the R input terminal the BLACK test lead to the S input terminal and the YELLOW test lead to the T input terminal c Remove power to the 30 device before touching test leads to the measurement points d Attach test leads to the measurement points and apply power to the device under test e If the wiring is correct with regard to phase the RST and OK LCD icons will appear and the audible tone will sound continuously If the connection is incorrect the ER LCD icon will appear If the error icon ER is displayed remove power to the device under test reconfigure the wiring before applying power again and test for correct phase Repeat as necessary Maintenance Battery Replacement The battery symbol on the LCD alerts the user of low battery voltage Remove the test leads from the circuit under test before replacing battery a Remove the test leads and turn the meter OFF b Remove the three 3 screws from the rear of the meter Open the meter housing c Replace the battery with a 9V NEDA 1604 or equi2. 1 10 100 Q DC AC rms Voc 0 3VDC 2 200M 2GQ 100k 1GQ 5 0 10d Voc 3 0VDC Diode Test I 1mA 6mA Accy 3 0 1d Voc 3VDC typ Overload Prot 500VDC AC Continuity Audio alert lt 1009 Overload Protection 500VDC ACrms 2 0 4 d Voc 0 3VDC 6 Voo 3 0VDC__ 2 380224 Ver 1 5 5 05 Front Panel Description Preparation for measurement Pec 2 00 Ie A LCD Display EXTECH masses Rotary Select Switch 1 F Farad Capacitance input jack e ULIL T input jack Rubber Holster COM and S input jack 2 Voltage Resistance R Hz and Temperature input jack Safety Information The following information must be observed to insure maximum personal safety while operating this meter 1 2 Do not use the meter if the meter test leads appear damaged or if you suspect that the meter is not operating properly The user should never be grounded when taking measurements Do not touch exposed metal pipes outlets fixtures etc which may be at ground potential The user should be isolated from ground by using dry clothing rubber soled shoes rubber mats or other approved insulating material Remove power to the circuit under test before cutting unsoldering or breaking the circuit Small amounts of current can be dangerous Use caution when working above 60V DC or 30V AC rms Such voltages pose a shock hazard When using the test leads or probes keep fingers behi
3. EXTECH INSTRUCTION MANUAL INSTRUMENTS Model 380224 Heavy Duty Phase Indicator DMM High Accuracy EXTECH MultiMeter 380224 SE instars Voltage Resistance Frequency Capacitance and Temperature functions Phase indication Low battery and over range indication Introduction Congratulations on your purchase of Extech s Phase Indicator DMM This professional meter with proper care will provide years of safe reliable service Specifications General Specifications Battery symbol appears on LCD 9V battery NEDA 1604 or equivalent Approx 200 hours with carbon zinc battery 32 F to 122 F 0 C to 50 C lt 70 RH Temperature Humidity 4 F to 132 F 20 C to 60 C lt 80 RH Temperature Humidity Dimension Weight 5 8 x 2 8 x 1 5 147x70x39mm 11 8 oz 340g Supplied accessories Test leads temp probe fuse battery wrist strap and manual Range Specifications Accuracy specified for a period of 1 year after calibration at 23 C 5 C Mode Measurement Resolution Accuracy Input Comments Range Rdg Protection DCV_ 2 20 200 600V 2 1d 600V AC DC Input Z 10M2 1 50 500HZ fast blow fuse Test V lt 3 5V AC 2Vrms min 2 2 Temp 4 F to 752 F 20 C to 400 C 2 0 2 C 500VDC or Sensor K type 2 0 4 F AC thermocouple incl 45 to 450Hz Voltage range 80 to 480V 2V Q 1 0 4 dig 500V Voc 3 0VDC 2 20 200kQ
4. ecome necessary to return the instrument for service during or beyond the warranty period contact the Customer Service Department at 781 890 7440 ext 210 for authorization A Return Authorization RA number must be issued before any product is returned to Extech The sender is responsible for shipping charges freight insurance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of the user such as misuse improper wiring operation outside of specification improper maintenance or repair or unauthorized modification Extech specifically disclaims any implied warranties or merchantability or fitness for a specific purpose and will not be liable for any direct indirect incidental or consequential damages Extech s total liability is limited to repair or replacement of the product The warranty set forth above is inclusive and no other warranty whether written or oral is expressed or implied Copyright 2005 Extech Instruments Corporation All rights reserved including the right of reproduction in whole or in part in any form 6 380224 Ver 1 5 5 05
5. nd the probe s finger guard Measuring voltage which exceeds the limits of the multimeter may damage the meter and endanger the user Always recognize the meter s limits as stated on the front of the meter International Symbols 3 380224 Ver 1 5 5 05 Operation Voltage Measurements a Connect the RED test lead to the V Q input jack and connect the BLACK test lead to the COM input terminal b Set the rotary switch to the desired AC or DC voltage range If the magnitude of the voltage is not known set the switch to the highest range and reduce until a satisfactory reading is obtained c Connect the test leads to the unit under test load circuit etc and observe reading on the LCD For DC negative polarity is automatically displayed Resistance and Continuity Measurements a Set the rotary switch to the desired resistance range or continuity position b Remove power to the circuit under test external voltage across device under test will cause invalid readings c Connect the RED test lead to the V input terminal and the BLACK lead to the COM input terminal d Connect the other ends of the test leads to the circuit under test For resistance measurements the LCD reading is the value of resistance measured In Continuity mode the audible alert sounds if the resistance measured is below 10029 NOTE The 2000MQ and 200MQ ranges have a fixed 10 count offset When the test leads are shorted together
6. the meter will indicate 10 This residual values 10MQ on the 2000MQ and 1MQ on the 200MQ range must be subtracted from readings taken in these ranges Diode Measurements a Set the rotary switch to the diode position b Remove power to the circuit under test external voltage across device under test will cause invalid readings c Connect the RED test lead to the V input terminal d Touch probes to the diode A correct forward voltage drop is 0 6V silicon diode and 0 3V germanium diode e Reverse the probe connection to the diode If the diode is good OL overload will display If the diode is shorted a value near OmV will be displayed f If the diode is OPEN OL will display in both measurement directions Capacitance Measurements a Set the rotary switch to the desired capacitance range b Connect the RED test lead to the F input terminal and the BLACK test lead to the COM input terminal c Connect the test leads to the capacitor under test observing polarity for polarized caps d Read the capacitance value in farads on the meter s LCD Temperature Measurements a Set the rotary switch to the desired temperature range C or F b Connect a K type thermocouple probe with banana jacks to the TEMP and COM input terminals Observe proper polarity The TEMP terminal is for the positive probe lead COM is for the negative probe lead c Read the temperature from the LCD display 4 380224 Ver
7. valent reassemble meter and replace screws Electromagnetic Interference Electrical noise or intense EMF in the vicinity of the meter may disturb the measurement circuit The meter may respond to unwanted signals that may be present within the measurement circuit Users should exercise care and take appropriate precautions to avoid misleading measurements in the presence of electromagnetic interference Calibration and Repair Services Extech offers complete repair and calibration services for all of the products we sell For periodic calibration NIST certification or repair of any Extech product call customer service for details on services available Extech recommends that calibration be performed on an annual basis to insure calibration integrity T Support line 781 890 7440 Technical support Extension 200 E mail support extech com Repair amp Returns Extension 210 E mail repair extech com Product specifications subject to change without notice For the latest version of this User s Guide Software updates and other up to the minute product information visit our website www extech com Extech Instruments Corporation 285 Bear Hill Rd Waltham MA 02451 5 380224 Ver 1 5 5 05 Warranty EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and workmanship for one year from date of shipment a six month limited warranty applies on sensors and cables If it should b
Download Pdf Manuals
Related Search