Hioki LR8431-20, Measurement Manual

Page 1: ...MEMORY HiLOGGER Measurement Guide LR8431 20 April 2013 Revised edition 2 LR8431B981 02 13 04H www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...

Page 2: ...onal to 0 150 Vrms AC input Monitoring Temperature Changes p 21 This section describes temperature measurement using a type K thermocouple to acquire temperature data once per second for monitoring te...

Page 3: ...ing to the specifications contact your dealer or Hioki representative Confirm that these contents are provided Model LR8431 20 1 Memory HiLogger Model Z1005 AC Adapter 1 with supplied power cord Measu...

Page 4: ...njuries not resulting directly from instrument defects Safety Symbols In the manual the symbol indicates particularly important information that the user should read before using the instrument The sy...

Page 5: ...stablished under the Resource Recycling Promotion Law only for Japan WEEE marking This symbol indicates that the electrical and electronic appliance is put on the EU market after August 13 2005 and pr...

Page 6: ...ructions Measured data data acquired in internal memory is erased whenever a new measurement starts To retain data always record save it CAT II Primary electrical circuits in equipment connected to an...

Page 7: ...conden sating Temperature and humidity range for guaranteed accuracy 23 5 C 80 RH or less Operating Precautions Before Use Instrument Installation Avoid the following locations that could cause an ac...

Page 8: ...ields such as near radio transmitters If liquid enters the enclosure through an air vent or other opening it may damage the instrument s internal circuitry Exercise caution con cerning the surrounding...

Page 9: ...to the instrument and to AC power To avoid electrical accidents and to maintain the safety spec ifications of this instrument connect the power cord pro vided only to a 3 contact two conductor ground...

Page 10: ...by semiconductor relays When a voltage beyond the specification is applied between the channels the semiconductor relay may short circuit Please ensure that a volt age beyond specification especially...

Page 11: ...surface and corrupting the data Do not use adhesive labels Do not expose the disc directly to the sun s rays or keep it in conditions of high temperature or humidity as there is a danger of warping wi...

Page 12: ...e the CF card USB flash drive with a new one We cannot provide compensation for data loss in a CF card USB flash drive regardless of content or cause of the damage Data is also cleared from memory if...

Page 13: ...tings Cursor Keys Moves the position of the cursor blink ing selection on the screen ENTER Accepts displayed settings KEY LOCK Disables keypad operations Press and hold the left and right cursor keys...

Page 14: ...is displayed as waveforms with calculation results Gauge Wave Screen Measurement data is displayed as waveforms with gauges Wave Value Screen Measurement data is displayed as waveforms and numerical v...

Page 15: ...nge Screen Make settings while viewing all channel settings Trig Alm Screen Recording criteria triggering and warning sounds can be set for each channel System Screen Configure the system environ ment...

Page 16: ...ile Screen View and manage files on the CF Card or USB flash drive File Screen Operational infor mation is displayed along the bottom of the screen www GlobalTestSupply com Find Quality Products Onlin...

Page 17: ...the measurement cable Top View CH1 CH10 Pulse Input Connector Analog Input Terminals For pulse input signals connect the Hioki 9641 Connection Cable For voltage or temper ature measurement connect ap...

Page 18: ...ording settings on the Setting screen Recording interval Recording length Auto saving if used Make other settings as necessary Configure input channel set tings on the CH screen Channel selection Inpu...

Page 19: ...n Repeat is Off default setting one recording length is acquired and recording stops automatically When Repeat is On recording proceeds continuously Start and finish measuring Start Measurement Stop M...

Page 20: ...on the Setting screen 1 2 The default settings for the non framed items can be left as is Change as needed Setting Example Record at one minute intervals for seven days automatically on the CF card In...

Page 21: ...0 displays zero volts at the bottom of the screen Scaling Dec 2 pt Cnv 1 0 V to 0 V Cnv 2 10 V to 150 V for display 0 V 10 V 0 V 150 V Select Apply 3 Start and Stop Measurement Press the START STOP k...

Page 22: ...e 3 Items to prepare Model LR8431 20 Memory HiLogger AC Adapter supplied ThermoCouples K CF Card Hioki option Measurement Procedure p 16 Connect to the measurement points 2 Configure Measurement Setti...

Page 23: ...ther mocouple When a thermocouple is broken its waveform appears at the top of the screen as shown at the right The default settings for the non framed items can be left as is Change as needed Indicat...

Page 24: ...2 Select Apply Displays the Save dialog To view waveforms on the HiLogger or with the Logger Utility set the Format to Binary To save the span defined by the A B cur sors specify the span before press...

Page 25: ...g settings on the Setting screen 1 2 The default settings for the non framed items can be left as is Change as needed Setting Example Record at 30 minute intervals for 30 days and automatically store...

Page 26: ...h 1 kWh 50000 Pulse The display range changes automatically when scal ing is used E P T G M k blank m u n p f a Select digit position Select digit value Select Apply 3 Start and Stop Measurement Press...

Page 27: ...position of the scroll bar Whole Waveform Currently Displayed Portion Zooming the Waveform View Specify the time per divi sion for the horizontal axis Zooming Magnifying and Reducing the Horizontal Ax...

Page 28: ...ings and select the chan nels for which to display cursor values To select which cursor s to move select from the Move setting items A Cur B Cur AB Cur Move both cursors at the same time To change the...

Page 29: ...ange 1 To select which cursor s to move Select whether to move Cursor A Cursor B or both together Movable Cursor Select either Trace or Vert vertical cursor type www GlobalTestSupply com Find Quality...

Page 30: ...alculate Measurement Data Press the WAVE DATA key several times to display Wave Calc The numerical calcula tion window appears 1 Enable Num Calc set to On and set up to four calculation types 1 to 4 S...

Page 31: ...ion results SCR00001 BMP Screen image 12 07 01 the folder name is the date of file creation Analyzing HiLogger Data on a Computer Recorded data can be analyzed and HiLog ger settings can be changed us...