User's Guide Power Analyzer Model 380801
Contents
1. Zea Leto vio Zo 1 380801 380803 V7 0 8 06 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 become 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 or visit our website at www extech com click on Contact Extech and go to Service Department to requestan RA number 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 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 Specifications WATT Auto Range AC DC Crest Factor 5 Range Resolution Accura2. Connect the R phase of the power source to the black terminal of the input voltage of power analyzer 1 2 Connect the S phase of the power source to the red terminal of the input voltage of power analyzer 1 3 Plug the R phase of the device to be tested to the black terminal of the output load of power analyzer 1 Do not short the R phase of the load to the R phase of the input power source 4 Record the reading of Was displayed on the W LCD of power analyzer 1 5 Connect the T phase of the power source to the black terminal of the input voltage of power analyzer 2 6 Connect the S phase of the power source to the red terminal of the input voltage of power analyzer 2 7 Plug the T phase of the device to be tested to the black terminal of the output load Do not short the T phase of the device to be tested to the T phase of the input power source 8 Record the reading of W s displayed on the Watt LCD of power analyzer 2 A Y max 2000va OUTPUT LOAD INPUT VOLTAGE 30MOTOR Wrs OUTPUT LOAD Da 1 O E ew I e rusa D 8 380801 380803 V7 0 8 06 Using Current Transformers CT with 2 Power Analyzers Measure Was and Wrs RST phases must be correctly identified 1 Connect the R Phase to the black terminal of the input voltage of power analyzer 1 2 Connect the S phase to the red terminal of the input voltage of powe
3. Power Line 1 Connect the CT s k terminal entering the CT to the power line that passes through the CT and connect this k terminal to the input voltage black terminal ground 2 Connect the other power line to the input voltage red terminal 3 Connect the CT s terminal leaving the CT to the output load black terminal ground 4 The Watt reading and Amp reading should be multiplied by the CT ratio The V and PF readings do not need to be multiplied by the CT ratio Warning The input receptacles and terminals are connected in parallel as are the outputs Do not touch any metal part of the receptacle or terminal 5 380801 380803 V7 0 8 06 PC Interface for Data Acquisition Datalogging Features Data Acquisition Models 380801 and 380803 can be connected to a PC where readings can be logged in real time as they are taken Transferred reading data can be viewed plotted statistically analyzed printed saved and imported in spreadsheet database word processing and other software programs Instructions for Data Acquisition are included in the separate Data Acquisition and Datalogging Manual on the software disc Datalogging Model 380803 only The Model 380803 has built in memory where over one thousand readings can be stored for later transfer to PC Once transferred data can be viewed plotted statistically analyzed printed saved as a text file and imported in spreadsheet database word processing and othe
4. ey Imput 200W 0 9 reading 5digts 50 60Hz 0 300V 0 20A 2000W 5 reading 9digts 40 to 400Hz PF 0 5 to 1 VOLTAGE True RMS Auto Range AC DC Crest Factor lt 5 Range Resolution Aceuraey Overload Protection 750V 0 5 reading Sdigts 40 to 400Hz 1000VDC 750VAC CURRENT True RMS AC DC Crest Factor lt 5 Accuracy 40 to 400Hz Overload Protection 0 5 reading 5digts 20A fused PF Direct Calculation from W V A PF Watt V A FREQUENCY Sensitivity 5V Resolution Accuracy 40Hz to 20kHz 1Hz 10Hz 0 5 of rdg 2digts Memory Size 380803 1012 x 4 readings non volatile Memory Life 380803 100 000 memory writes Display 2000 count LCD displays Over Range Indication OL displayed on LCD Sampling Rate 2 5 times per second Power Source Eight 1 5V AA batteries or AC adaptor Power Consumption 22 mA approx Operating conditions 32 to 122 F 0 to 40 C Less than 80 Dimension 13 9 L x 11 8 W x 3 9 H 352 L x 300 W x 100 H mm Weight 3 6 lbs 1 637 Kg approx 2 380801 380803 V7 0 8 06 TO Y 3 380801 380803 V7 0 8 06 Basic Operation do not connect a110V device to the output load terminal receptacle Using Receptacles 1 Plug one end of the power cord into the input receptacle and plug the other end into the wall outlet 2 Plug the device to be tested into the
5. output load receptacle The display will show the W PF V and A for the device under test Note 2 W VA 1KW 1KVA 1000W 1000VA when PF 1 ee0 tubo ua m Warning The input receptacle and terminal are connected in parallel as are the outputs To avoid electrical shock do not touch any metal part of the receptacle or terminal Using Terminals 1 Plug one end of the power ES leads into the input voltage POWER SUPPLY terminal left and connect the other end of the test leads to the power source 2 Plug the device power leads into the output load terminals W PF V and A will display for the device under test Note 2 W VA 1KW 1KVA 1000W 1000VA when PF 1 at DC Warning The input and output receptacle and terminal are connected in parallel Do not touch any metal part of the receptacle or terminal to avoid electrical shock 4 380801 380803 V7 0 8 06 Using a Current Transformer Warning Only personnel well trained in the principles of Current Transformers CT should attempt this test connection When connecting a CT follow the wiring diagrams and instructions below 10 2W
6. r analyzer 1 3 Connect the k terminal of CT1 to the R phase 4 Connect the terminal of CT1 to the black terminal of the output load of power analyzer 1 5 The Watt reading of the power analyzer 1 is Was 6 Connect the T phase to the black terminal of the input voltage of power analyzer 2 7 Connect the S phase to the red terminal of the input voltage of power analyzer 2 8 Connect the k terminal of CT2 to the R phase 9 Connect the terminal of CT2 with the black terminal of the output load of power analyzer 1 10 The Watt reading of the power analyzer 2 is Wrs A 1 MAX 2000VA INPUT VOLTAGE OUTPUT LOAD 204 FUSED soMOTOR Jl Wrs A OUTPUT LOAD Ti o soov 20A FUSED 9 380801 380803 V7 0 8 06 Glossary of Terms o o 6 Calibration and Repair Services Extech offers complete repair and calibration services Support line 781 890 7440 Product specifications subject to change without notice Copyright 2006 Extech Instruments Corporation All rights reserved including the right of reproduction in whole or in part in any form airc ncern Extech 380801 Phone 01235 838 555 Email csGairconcern co uk Web www airconcern co uk
7. r software programs Instructions for Datalogging are included in the separate Data Acquisition and Datalogging Manual 6 380801 380803 V7 0 8 06 Replacement of Batteries and 20A Fuse Battery Replacement When the low battery symbol is displayed on any of the LCDs replace the eight 8 1 5V AA batteries 1 Turn off the power analyzer 2 Open the battery compartment by using a screw driver see diagram 3 Replace the batteries 4 Replace the battery compartment 20A Fuse Replacement To replace the 20A fuse remove the fuse cover as indicated in item 5 in the Meter Description section earlier in this manual and replace the fuse if necessary Warning Do not replace the blown fuse with a fuse rating greater than 20A Measurement of 3 Phase 3 Wire Power Using One Power Analyzer Measure Was first RST phases must be correctly identified 1 Connect the R phase of the power source to the black terminal of the input voltage 2 Connect the S phase of the power source to the red terminal of the input voltage 3 Plug the R phase of the device to be tested to the black terminal of the output load Do not short the R phase of the device to be tested to the R phase of the input power source 4 Record the reading of Was displayed on the W LCD Measure Wrs secondly RST phases must 1 380801 380803 V7 0 8 06 Using Two Power Analyzers Measure Was and Wrs RST phases must be correctly identified 1
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