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Operating Precautions

6

Follow these precautions to ensure safe operation and to obtain the full benefits of 
the various functions.

• Before using the instrument for the first time, verify that it operates normally to 

ensure that no damage occurred during storage or shippi ng. If you find any dam-
age, contact your dealer or Hioki representative.

• Before using the instrument, make sure that the insulation on the cables is undam-

aged and that no bare conductors are improperly exposed. Using the instrument in 
such conditions could cause an electric shock, so contact your dealer or Hioki rep-
resentative for replacements.

• Operating temperature and humidity: 0 to 40°C at 80% RH or less (non-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 accident or damage to the 
instrument.

Exposed to direct sunlight
Exposed to high tempera-
ture

In the presence of corrosive 
or explosive gases

Exposed to water, oil, other 
chemicals, or solvents
Exposed to high humidity or 
condensation

Exposed to strong electro-
magnetic fields
Near electromagnetic radia-
tors

Exposed to high levels of 
particulate dust

Near induction heating sys-
tems
(e.g., high-frequency induc-
tion heating systems and IH 
cooking utensils)

Subject to vibration

The maximum operating (ambient) temperature for the LR8431-20 
is 40°C. Do not attempt to use in higher temperature environ-
ments. 

www.

GlobalTestSupply

.com

Find Quality Products Online at:

[email protected]

Содержание LR8431-20

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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