Extech PQ3450 - Manuals

Extech PQ3450 – Manual in PDF format online.

Manuals:

Manual

Manual Extech PQ3450

Summary

Page 2 - Table of Contents; METER DESCRIPTION

PQ3450-en-GB_V2.0 12/14 2 Table of Contents 1.0 INTRODUCTION 1-1 Features ..................................................................................................... 3 1-2 Safety .......................................................................................................... 4 2....

Page 4 - Environmental Conditions

PQ3450-en-GB_V2.0 12/14 4 1.2 Safety  CAUTION: Risk of electric shock. Do not attempt to open or disassemble the meter while taking measurements  CAUTION: Do not attempt to measure Voltage or Current that exceeds specified limits  Do not operate this instrument in wet or dusty environments.  Do ...

Page 5 - Specifications; General Specifications

PQ3450-en-GB_V2.0 12/14 5 2.0 Specifications 2.1 General Specifications Circuit Custom single-chip microprocessor LSI circuit Display LCD Size: 81.4 X 61 mm (3.2 X 2.4”) Dot Matrix backlit LCD (320 X 240 pixels) Measurements V (voltage phase to phase) V (voltage phase to ground) A (Current Phase to ...

Page 6 - Electrical Specifications; PF

PQ3450-en-GB_V2.0 12/14 6 Datalogger Real time data logger saves data to SD memory card for download to PC (data files open directly to spreadsheet) Sampling rate: From 2 seconds to 7200 seconds (2 hours) Max. File capacity: 30,000 records Data Output RS232 port Operating Temperature 0 to 50 o C (32...

Page 7 - Meter Description; Meter Front

PQ3450-en-GB_V2.0 12/14 7 3.0 Meter Description Meter Front 3-1 LCD Display 3-2 ◄ Left arrow navigation 3-3 Power ON-OFF 3-4 Phase / Wire setup 3-5 REC datalogger memory 3-6 Exit button 3-7 Setup/Enter button 3-8 Measurement input terminals 3-9 ▼ Down arrow navigation 3-10 HOLD (freeze display) 3-11...

Page 8 - Meter Basics and Setup Mode; -1 Initialization Screen; Start-up Initialization Screen; -2 Measurement Screens; Measurement Screen Example

PQ3450-en-GB_V2.0 12/14 8 4.0 Meter Basics and Setup Mode 4-1 Initialization Screen 1. When the meter is switched ON the initialization screen appears. Start-up Initialization Screen 2. The meter will also check for an inserted SD memory card. ‘SD check’ will appear on the lower right side of the di...

Page 11 - Setup Mode in Detail; Folder Name Screen 1

PQ3450-en-GB_V2.0 12/14 11 4.5 Setup Mode in Detail Press SETUP to enter the Setup Mode, selected items will appear highlighted (reverse video). Use the up and down arrow keys to move through the available parameters and use the Shift key to open a parameter for editing. Once a parameter is opened f...

Page 13 - File Name Screens; Delete a file on the SD Memory Card

PQ3450-en-GB_V2.0 12/14 13 5. Press SHIFT again and the “SHIFT 2” icon will appear on the upper right side of the screen and the second half of the File Name, which the user can customize as needed, will be highlighted. Use the arrow keys to select a number between 001 and 0050 inclusive. . 6. File ...

Page 15 - Note; RS232 – Output Selections

PQ3450-en-GB_V2.0 12/14 15 4.5.10 Set Clamp type 1. In the Setup Mode, use the up and down arrow keys to scroll to the CLAMP TYPE field. 2. Press SHIFT, the display "SHIFT1" will switch ON 3. Use the ▲ or ▼ keys to select the full scale setting of the clamp used. 4. Press SHIFT again to retu...

Page 17 - Power Measurement Procedures; W Screen

PQ3450-en-GB_V2.0 12/14 17 5.0 Power Measurement Procedures 5.1 1 Φ 2W (Single Phase - Two Wire) Measurement 1. Power the instrument ON by pressing the ‘Power’ key, and then use the ‘1 Φ 3 Φ ’ key to select the 1 Φ 2W system, the selected name of the system will be shown on the bottom left side of t...

Page 18 - W Screen

PQ3450-en-GB_V2.0 12/14 18 5.2 1 Φ 3W (single phase - three wire) Measurement 1. Power the instrument ON by pressing ‘Power’ key, and then press the ‘1 Φ 3 Φ ’ key to select 1 Φ 3W, the selected name of the configuration will appear on bottom left hand side of the display. 2. Connect the line voltag...

Page 20 - W Screen

PQ3450-en-GB_V2.0 12/14 20 5.4 3 Φ 4W (three phase - four wire) Measurement 1. Power the instrument ON by pressing the ‘Power’ key, and then press ‘1 Φ 3 Φ ’ to select the 3 Φ 4W system, the selected name of the system will appear on the bottom left hand side of the display. 2. Connect the line volt...

Page 22 - Datalogger Function; The ‘Change Card’ display

PQ3450-en-GB_V2.0 12/14 22 5.6 Datalogger Function 1. Press the REC key once to begin. 2. If the meter displays the "Change Card" message at the bottom right, the SD CARD memory is either full or it is damaged. 3. If the meter displays “NO DISK” an SD card must be inserted. 4. If ‘Check SD’ ...

Page 23 - Data Hold Function; The HOLD display

PQ3450-en-GB_V2.0 12/14 23 5.7 Data Hold Function 1. During a measurement, press the HOLD KEY once, the displayed readings will freeze and the display will show the “HOLD” icon on the bottom right side of the screen 2. Press the HOLD key again to release the display and return to the normal operatin...

Page 25 - Battery Replacement; EU Battery ordinance; disposal in the household garbage is prohibited!

PQ3450-en-GB_V2.0 12/14 25 6.0 Maintenance CAUTION: Remove test leads before opening the battery cover; Electrical Shock Hazard. 6.1 Cleaning CAUTION: When cleaning, use only a dry cloth. Do not use liquids of any kind to clean the meter. 6.2 Battery Replacement 1. When the display shows the LOWBAT ...

Page 26 - Download SD Card Data to PC; Example Data File; Copyright

PQ3450-en-GB_V2.0 12/14 26 7.0 SD Card 7.1 Download SD Card Data to PC 1. After a Datalogging session, remove the SD card from the SD card socket. 2. Plug the SD card into a PC SD card reader slot or into an SD card reader adaptor. 3. Power the computer and run spreadsheet software. Download the sto...