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HIOKI 3801-50 DIGITAL HiTESTER

Instruction Manual

Publication date: Sptember 2006 Revised edition 1

Edited and published by HIOKI E.E. CORPORATION
Technical Support Section

All inquiries to International Sales and Marketing Department
81 Koizumi, Ueda, Nagano, 386-1192, Japan
TEL: +81-268-28-0562 / FAX: +81-268-28-0568
E-mail: [email protected]
URL http://www.hioki.co.jp/

Printed in Japan 3801C980-01

• All reasonable care has been taken in the production of this

manual, but if you find any points which are unclear or in error,
please contact your supplier or the International Sales and
Marketing Department at HIOKI headquarters.

• In the interests of product development, the contents of this

manual are subject to revision without prior notice.

• Unauthorized reproduction or copying of this manual is prohib-

ited.

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Summary of Contents for 3801-50

Page 1: ...3801 50 DIGITAL HiTESTER Instruction Manual...

Page 2: ......

Page 3: ...2 4 1 Resistance Measurement 23 2 4 2 Conductance 1 Measurement nS 24 2 5 Continuity Check 25 2 6 Diode Check 26 2 7 Capacitance Measurement 27 2 8 Frequency Measurement 28 2 8 1 Frequency Measurement...

Page 4: ...a Output ON OFF Setting 55 4 2 Toggling the Percentage Display 4 20mA 0 20mA 56 4 3 Minimum Frequency Setting 57 4 4 Buzzer Sound setting 58 4 5 Toggling the Decibel Display dBm dBV 59 4 6 Thermocoupl...

Page 5: ...he original packing materials in which it was shipped and pack in a double carton Damage occurring during transporta tion is not covered by warranty Options 3853 CARRYING CASE 3856 01 COMMUNICATION PA...

Page 6: ...and the instructions and precautions in the manual before use We disclaim any responsibil ity for accidents or injuries not resulting directly from instrument defects In the manual the symbol indicate...

Page 7: ...al measuring instrument i e the input value that causes the digital dis play to show a 1 as the least significant digit Indicates that incorrect operation presents an extreme hazard that could result...

Page 8: ...category than that for which the instrument is rated could result in a severe accident and must be carefully avoided Never use a CAT I measuring instrument in CAT II III or IV environments The measur...

Page 9: ...ntative Setting up the Instrument Avoid the following locations that could cause an accident or damage to the instrument Exposed to direct sunlight Exposed to high temperature In the presence of corro...

Page 10: ...avoid damage to the instrument protect it from physical shock when transporting and handling Be especially careful to avoid physical shock from dropping To avoid corrosion from battery leakage remove...

Page 11: ...t can be controlled by computer and transfer measurement data to the computer when the optional 3856 01 02 is used Measurement Capabilities DUTY ratio The duty ratio is the ratio between the pulse wid...

Page 12: ...apter 3 Additional Functions page 37 1 2 Features Refresh Hold Function The measured value is locked automati cally and then stored even if you let go of the test leads Trigger Hold Function The measu...

Page 13: ...9 1 2 3 4 5 6 7 8 9 10 11 Overview The name and function of each part of the 3801 50 is described below 1 3 Names and Functions of Parts Front Panel Display 10 page Terminals 13 page Operation Keys 1...

Page 14: ...ction is being used REL Lights when the relative value display function is ON TRIG Lights when the trigger hold function is ON MAX Lights when the maximum value is being displayed Peak hold recording...

Page 15: ...old function ON OFF Changes the measurement range Manual range Holding this key down sets the auto range function Displays different measured values in the main display and the sub display in combi na...

Page 16: ...or AC DC Resistance measurement function Use the SHIFT key to select either continuity check or the nS measurement function Diode check function Use the SHIFT key to select the frequency counter func...

Page 17: ...or current measurement and for pulse output A mA pulse output function Connect the read test lead COM Terminal Common terminal used for all measurements Connect the black test lead V Terminal Terminal...

Page 18: ...ass the strap provided through the hole in the holster to secure the 3801 50 for portable use The strap can be used to suspend the instrument from a belt or hook when there is no place to set it down...

Page 19: ...t is as follows A terminal Continuous up to 10 A AC DC no more than 30 seconds up to 20 A AC DC mA mA terminal 510 mA AC DC Never exceed this limit as doing so could result in destruction of the instr...

Page 20: ...touch the termi nals For safety reasons when taking measurements only use the test lead provided with the instrument In order to protect the tips of the test leads the test leads are capped when the...

Page 21: ...do not use the instrument Required equipment Model 3801 50 this instrument Model 3851 10 TEST LEAD AC power receptacle 100 V AC 50 60Hz commercial power supply 1 Set the function switch to 2 Press the...

Page 22: ...display and the measured frequency appears in the sub display 7 Insert the test lead tips into the openings of the AC recep tacle Black Red Buzzer sounds Value stabilizes around 0 OK Black Red The co...

Page 23: ...amage the instrument 1 Set the function switch V For measuring voltages above 1 V mV For measuring voltages below 1 V If you are not sure of the voltage to be mea sured set the function switch to V 2...

Page 24: ...ncy press the Hz key or the DUAL key 28 page To display dBm or dBV press the DUAL key twice When using the V function the SHIFT key hold down can also be used to toggle between dBm and dBV 59 page Exa...

Page 25: ...uit before measuring When a test lead is connected to terminal A an alarm sounds if the function switch is set to a func tion other than mA or A For safety if the alarm sounds immediately remove the t...

Page 26: ...e test ter minals For mA measurement or A measurement connect the red test lead to the A mA ter minal 5 Connect the test leads to the object being tested 6 Read the value displayed in the main display...

Page 27: ...esult in personal injury To avoid electrical accidents remove power from the circuit before measuring 1 Set the function switch 2 To set manual range press the RANGE key Auto range is the normal setti...

Page 28: ...ance measurement will be 1 40 M 25 nS M is 106 n is 10 9 If the resistance is infinity 0 nS is displayed This is used when the resistance is extremely large 1 Set the function switch 2 Select nS with...

Page 29: ...ange the range press the RANGE key Normally manual range is used To change to auto range hold the RANGE key down 38 page 4 Connect the test leads to the test ter minals 5 Connect the test leads to the...

Page 30: ...est leads to the object being tested 4 Read the value displayed in the main display With a normal diode the sequential order voltage 0 3 to 0 8 V is displayed When the display value less than 0 0500 V...

Page 31: ...nge the range press the RANGE key Normally manual range is used 38 page 3 Connect the test leads to the test ter minals 4 Connect the test leads to the object being tested 5 Read the value displayed i...

Page 32: ...he RANGE key changes the parameter range on the main display 2 8 Frequency Measurement Note that the instrument may be damaged if voltage or current the measurement range When the power is turned off...

Page 33: ...Pressing the DUAL key toggles between 1 and 100 4 If you want to change the range press the RANGE key Normally manual range is used 38 page 5 Connect the test leads to the test ter minals 6 Connect th...

Page 34: ...ent 1 Set the function switch See Section 2 2 Voltage Measurement page 19 See Section 2 3 Current Measurement page 21 See Section 2 8 2 Frequency Counter Mea surement page 29 2 Use the SHIFT key to se...

Page 35: ...the Hz counter one cycle 3 Use the Hz key to select the Pulse width 4 If you want to change the range press the RANGE key Normally manual range is used 38 page 5 Connect the test leads to the test te...

Page 36: ...r break a wire When measuring high temperatures do not let the handle of the temperature probe or the compensation lead wire exceed the temperature range Clean the surface of the object to be measured...

Page 37: ...he tem perature display Uses reference contact tempera ture compensation according to the instrument s internal tempera ture sensor No reference contact tem perature compensation 0 C reference 4 Conne...

Page 38: ...ction 1 Set the function switch 2 Press the HOLD key the REL key or the Hz key to set the frequency in the main display 3 Press the SHIFT key to select either the pulse width or the duty ratio for the...

Page 39: ...ency of 600 Hz and a duty ratio of 50 00 Turning off the instrument restores these initial settings Setting Range Resolution Accuracy Frequency 0 5 1 2 5 10 15 20 25 30 40 50 60 75 80 100 120 150 200...

Page 40: ...36 2 12 Pulse Output Function...

Page 41: ...e continuity check function AUTO lights on the screen Threshold Values Additional Functions 3 3 1 Auto Range Function Range Up Down Full Scale 51000 counts Exceeds 51000 Below 4500 51000 10000 counts...

Page 42: ...h of the input signal To change to auto range hold down the RANGE key 3 2 Manual Range Function 5 V range 51 V range 1000 V range 510 V range RANGE When using the continuity check function manual rang...

Page 43: ...was pressed 1 Turn the refresh hold function off See Section 4 8 Refresh Hold Setting page 62 2 Press the HOLD key during measurement to lock the displayed value 3 To update and lock the displayed va...

Page 44: ...s 1 Set the refresh hold threshold value the amount of change once the display has stabilized Setting method of threshold value See Section 4 8 Refresh Hold Setting page 62 2 Press the HOLD key to set...

Page 45: ...of threshold val ues for the locked display value If the display value does not exceed the threshold value that was set the display value is not locked in If you have trouble getting the display value...

Page 46: ...is in progress The maximum value for the input signal is displayed in the main display The display is updated and the buzzer sounds if the maximum or minimum value that is displayed is exceeded 2 Pres...

Page 47: ...OLD key while measurement is in progress The range is locked in the peak hold function Press the RANGE key to select the range Changing the range restarts the function The sub display shows the time f...

Page 48: ...own the HOLD key HOLD MAX MIN AVG MIN MAX AVG The sub display shows the elapsed time current value average value from the start of the recording function or the update time maximum value mini mum valu...

Page 49: ...g volt age mV resistance etc short the test leads to set the relative value display mode This cancels the Seebeck effect and the effect of wiring resistance 1 Display the measured value that you want...

Page 50: ...ter three seconds The bar graph displays a reading from 0 to 100 for the battery voltage over a range from 6 0 to 10 0 V When it is time to replace the battery 6 0 V or less the battery mark appears o...

Page 51: ...1 Communications Settings page 53 When the software of the communications package is used set up the instrument as follows 3 When using the 3856 02 communications package install the driver in the pe...

Page 52: ...le if RS 232C INTERFACE is facing downwards 5 Connect the other end of the communications cable to the personal computer 6 Start the software The measurement data is trans ferred from the 3801 50 to t...

Page 53: ...1 Terminal A Misconnection Warning 3 8 Warning Functions When a test lead is connected to terminal A an alarm sounds if the function switch is set to a func tion other than mA or A For safety if the a...

Page 54: ...he test leads from the test subject immediately If full scale is exceeded in any of the ranges OL is displayed Either set auto range or else select the cor rect range See Section 3 1 Auto Range Functi...

Page 55: ...tting 55 page Percentage Display Toggles the percentage display between 4 20mA and 0 20mA 56 page Minimum Frequency Sets the minimum frequency 57 page Buzzer Sound Sets the buzzer sound 58 page Decibe...

Page 56: ...nse setting screen HOLD HOLD Minimum Frequency setting screen Buzzer Sound setting screen Decibel Display setting screen HOLD HOLD Refresh Hold setting screen Temperature Display setting screen Thermo...

Page 57: ...to enter the measurement screen Otherwise turn the function switch to OFF to finish setup 9600 Hz default 19200 Hz 2400 Hz 4800 Hz 4 1 SHIFT Power On 3 4 1 In order to display the Power On Option sett...

Page 58: ...pressing the Hz key 5 Hold down the SHIFT key to enter the measurement screen Otherwise turn the function switch to OFF to finish setup 8 bit default 7 bit 1 SHIFT Power On 2 twice 5 3 4 1 In order to...

Page 59: ...wer On Option setting screen hold down the SHIFT key while turning the function switch 2 Press the HOLD key 4 times to dis play the Data Output setting screen 3 Press the RANGE key or the DUAL key to...

Page 60: ...o 100 3 4 1 In order to display the Power On Option setting screen hold down the SHIFT key while turning the function switch 2 Press the HOLD key 5 times to dis play the Percentage Display set ting sc...

Page 61: ...um Frequency Setting 3 4 1 In order to display the Power On Option setting screen hold down the SHIFT key while turning the function switch 2 Press the HOLD key 6 times to dis play the Minimum Frequen...

Page 62: ...function switch 2 Press the HOLD key 7 times to dis play the Buzzer Sound setting screen 3 Press the RANGE key or the DUAL key to select the buzzer sound setting 4 Confirm the selection by pressing t...

Page 63: ...e refer ence resistance dBV During voltage measurement converts into decibels the ratio of voltage versus the reference voltage of 1 V 3 4 1 In order to display the Power On Option setting screen hold...

Page 64: ...Display example 600 4 6 Thermocouple Type Setting 3 4 1 In order to display the Power On Option setting screen hold down the SHIFT key while turning the function switch 2 Press the REL key 7 times to...

Page 65: ...to display the Power On Option setting screen hold down the SHIFT key while turning the function switch 2 Press the REL key 6 times to dis play the Temperature Display set ting screen 3 Press the RAN...

Page 66: ...ion 4 8 Refresh Hold Setting 3 4 1 In order to display the Power On Option setting screen hold down the SHIFT key while turning the function switch 2 Press the REL key 5 times to dis play the Refresh...

Page 67: ...on other than pulse output and then back to its original position The 3801 50 reverts to the power ON state The auto power save function is automatically dis abled when either the peak hold function o...

Page 68: ...ting screen hold down the SHIFT key while turning the function switch 2 Press the REL key 3 times to dis play the Display Backlight setting screen 3 Set the time until the display back light turns off...

Page 69: ...down the SHIFT key while turning the function switch 2 Press the REL key twice to display the Reference Impedance setting screen 3 Set the reference impedance RANGE key Increases the value DUAL key De...

Page 70: ...4 Hold down the SHIFT key to enter the measurement screen Otherwise turn the function switch to OFF to finish setup Default 1 SHIFT Power On 2 once 5 Power On Options Default Setting Baud Rate 9600 bp...

Page 71: ...Frequency counter measurement DUTY ratio measurement Pulse width measurement Temperature measurement Output function Pulse output Additional functions Auto range function Manual range function Communi...

Page 72: ...TEMP COM A mA A Functions OFF V V mV A mA A Key input configuration SHIFT HOLD REL RANGE DUAL LIGHT Hz Battery low warning voltage mark lights when 6 0 V 0 2 V or less Power supply 6F22 manganese batt...

Page 73: ...ROBE 9181 SURFACE TEMPERATURE PROBE 9182 SHEATH TYPE TEMPERATURE PROBE 9183 SHEATH TYPE TEMPERATURE PROBE 9472 SHEATH TYPE TEMPERATURE PROBE 9473 SHEATH TYPE TEMPERATURE PROBE 9474 SHEATH TYPE TEMPERA...

Page 74: ...ter minals and case 50 Hz 60 Hz Maximum input voltage V terminal 1000 V DC 1000 Vrms sin or 107 VHz Maximum input current A terminal Continuous up to 10 A AC DC no more than 30 seconds up to 20 A AC D...

Page 75: ...e relative value REL display function has been initiated the accuracy is 0 05 rdg 5 dgt Range Accuracy 1 Input Impedance 20 45Hz 45 1kHz 1k 10kHz 10k 20kHz 20k 100kHz 51 000 mV 1 rdg 60 dgt 0 4 rdg 40...

Page 76: ...0 4 rdg 45 dgt Not specified Sampling rate 1 65 times s Crest factor 3 or less Overload protection 1000 V DC 1000 Vrms sin or 107 VHz transient overvolt age 8000 V Overload current 0 3 A or less AC DC...

Page 77: ...relative value REL display function has been initiated the accuracy is 0 15 rdg 5 dgt Range Accuracy 1 Overload Current Input Im pedance Shunt re sistance 20 45Hz 45 2kHz 2k 20kHz 20k 100kHz 510 00 A...

Page 78: ...75 times s Crest factor 3 or less Overload protection A mA range Protective fuse 440mA 1000 V AC DC Cutoff capacity 30 kA A range Protective fuse 11 A 1000 V AC DC Cutoff capacity 30 kA 1 Accuracy no...

Page 79: ...ox 200 nA 510 0 M 3 rdg 5 dgt 3 8 rdg 10 dgt 4 510 00 nS 1 rdg 10 dgt 5 Sampling rate 7 5 times s Continuity threshold value Buzzer sounds less than 1000 counts for each range 1 Accuracy is specified...

Page 80: ...tion 99 999 Hz 0 02 rdg 3 dgt 600 kHz or less 0 5 Hz 1 Hz 2 Hz 5 Hz 1000 V DC 1000 Vrms sin or 107 VHz for 1 minute 999 99 Hz 9 9999 kHz 99 999 kHz 999 99 kHz Sampling rate 1 12 times s Minimum freque...

Page 81: ...0 00 V 30 V Not specified 60 V Not specified 1000 V 1000 0 V 50 V Not specified 120 V Not specified 1000 V 100 kHz or less Range Sin Wave 20Hz to 20kHz Accuracy Specification Maximum Current 510 00 A...

Page 82: ...or 107 VHz for 1 minute J 210 0 to 1200 0 C Sampling rate 3 times s Accuracy does not include temperature probe error Response time 60 minutes main unit reference contact temperature compensation Sett...

Page 83: ...uld be per formed only under the supervision of qualified techni cians knowledgeable about the dangers involved When transporting the instrument pack the instrument so that it will not sustain damage...

Page 84: ...switch and screen display do not match It is possible that when the unit was opened in the course of fuse replacement the position of the func tion switch and the position of the switch on the cir cu...

Page 85: ...n off the power and dis connect the test leads before replacing the batter ies After replacing the batteries replace the cover and screws before using the instrument Be sure to insert them with the co...

Page 86: ...e battery cover and remove it from the unit 4 Disconnect the battery from the snap on battery connec tor and replace the battery with a new one Battery type 6F22 manganese or 6LR61 alkaline 5 Close th...

Page 87: ...r and screws before using the instrument Replace the fuse only with one of the specified characteristics and voltage and current ratings Using a non specified fuse or shorting the fuse holder may caus...

Page 88: ...0 kA SIBA fast blowing fuse 10 X 38 mm 8 After confirming that both the function switch and the indented portion of the switch on the circuit board are at the OFF position return the circuit board to...

Page 89: ...mber of the instrument software 1 Turn on the power while holding down the REL key 2 Release the REL key while the buzzer is sounding 3 The version number appears on the main screen The version number...

Page 90: ...86 6 5 Checking the Instrument Software Version...

Page 91: ......

Page 92: ......

Page 93: ...68 28 0568 E mail os com hioki co jp URL http www hioki co jp Printed in Japan 3801C980 01 All reasonable care has been taken in the production of this manual but if you find any points which are uncl...

Page 94: ...agano 386 1192 Japan TEL 81 268 28 0562 FAX 81 268 28 0568 E mail os com hioki co jp URL http www hioki co jp HIOKI USA CORPORATION 6 Corporate Drive Cranbury NJ 08512 USA TEL 1 609 409 9109 FAX 1 609...

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