CD800a
Contents
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8. 3 3 4 digit 4000 counts Sampling Rate Approx 2 times sec Auto and Manual ranges Manual range or Auto renge only Over ranging Indication OL mark indication except AC DC600V ranges Range Selection Automatic selection is indicated when negative voltage is inputted Low Battery Indication Below approx 2 4V Ez mark indication Environmental Condition Operating altitude lt 2000m Pollution degreell 5 C 40 C humidity range Maximum 80 RH for Operating temperature emperatures up to 31 C decreasing linearly to 50 RH at 40 C Polarity Indication Storage temperature 10 C 50 C 70 R H max No condensation remove humidity range batteries Power Supply RO6X 2 AC sensoring Average sensoring Battery Life 30 min auto power save EC61010 1 lt DC AC 600V Designed to protection Classlll_ requirement of IEC 61010 1 Pollution degree Il E M C EN61326 19970 A1 1998 A2 2001 Dimension L176mmx W104mmx H46mm Weight Approx 340g Power consumption Approx 7mW TYP at DCV Battery life Approx 500 hours at DCV Fuse 0 5A 250V Fast Acting Fuse Parts number F1176 Accessories Instruction manual Safety 0 Be sure to disconnect the test pins from the circuit when changing he function Before starting measurement make sure that the function and range are properly set in accordance with the measurement 2 Never use m
9. Circuit Voltage lt 0 4VDC typical When the presence of voltage resistance measurement can not work EJ 0000 0 WH 5 4 Testing Diode gt A WARNING Never apply voltage to the input terminals 1 Applications The quality of diodes is tested 2 How to use Set the FUNTION switch at Q P 4f Select by pressing the SELECT button Apply the black test pins to the cathode of the diode and the red test pin to the anode Make sure that the display shows a diode forward voltage drop Replace the red and black test pins make sure that the display is OL reading After measurement release the red and black test pins from the object measured O The input terminals open voltage is about 1 5V Cathode e Anode gt y 7 SS 6 MAINTENANCE A WARNING The section is very important for safety Read and understand the following instruction fully and maintain your instrument properly 2 The instrument must be calibrated and inspected at least once a year to maintain the safety and accuracy 6 1 Maintenance and inspection 1 Appearance O s the appearance not damaged by falling 2 Test leads O s the cord of the test leads not damaged O s the core wire not exposed at any place of the test leads Note If the built in fuse is blown only the c
10. button Frequency and duty cycle measurement functions are activated alternatively by pressing the button In the case of the mode change as Hz gt 4 7 Auto Power Off The meter will enter a low power consumption sleep mode automatically to extend battery life after approximately 30 minutes of no function switch or push button operations To wake up the meter from Auto Power Off press any buttons momentarily or turn the function switch to the OFF position Then turn back on again To disable the Auto Power Off feature press the SELECT button while turning the function switch on Always turn the function switch to the OFF position when the meter is not in use 4 5 5 Checking Continuity A WARNING Never apply voltage to the input terminals 1 Applications Checking the continuity of wiring and selecting wires 2 How to use Set the FUNTION switch at Q DL 9 4b Select by pressing the SELECT button Apply the red and black test pins to a circuit or conductor to measure The continuity can be judged by whether the buzzer sounds or not O After measurement release the red and black test pins from the object measured O Threshold 10 120 Q Extension cord 5 6 Capacitance Measurement JF A WARNING Never apply voltage to the input terminals A CAUTION 1 Discharge the capacitance before measurement 2 This is not suitable for measurement of
11. electrolytic condenser such as a large leakage condenser 3 It takes a while to measure large capacitance 1 Applications Measures capacitance of low leakage condenser such as film condenser 2 Measuring ranges 5 ranges from 50 00nF to 100 04 F Auto range 8 6 4 Storage A CAUTION 1 The panel and the case are not resistant to volatile solvent and must not be cleaned with thinner or alcohol 2 For cleaning use dry soft cloth and wipe it lightly 3 The panel and the case are not resistant to heat Do not place the instrument near heat generating devices such as a soldering iron 4 Do not store the instrument in a place where it may be subjected to vibration or from where it may fall 5 For storing the instrument avoid hot cold or humid places or places under direct sunlight or where condensation is anticipated 7 AFTER SALE SERVICE 7 1 Warranty and Provision Sanwa offers comprehensive warranty services to its end users and to its product resellers Under Sanwa s general warranty policy each instrument is warranted to be free from defects in workmanship or material under normal use for the period of one 1 year from the date of purchase This warranty policy is valid within the country of purchase only and applied only to the product purchased from Sanwa authorized agent or distributor Sanwa reserves the right to inspect all warranty claims to determine the extent to which the warranty
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13. follows do not turn the function switch in the condition applied input 4 1 Function Switch Turn this switch to turn on and off the power and to select the functions of V 0 Q 34 9 4F Hz mA 4 2 SELECT Measurement Function Select When the SELECT button is pressed gt the functions change as follows 0 In the case of V mA the modes change as gt gt 0 In the case of Q Pr 4h the modes change Q gt gt gt tO 4 3 RANGE Range Hold Press the RANGE button momentary to set the manual range mode then AUTO disappears in the display In manual range mode press the button again to step through the ranges To return to the auto mode press the button for 1 sec or more then AUTO is shown Xx Manual mode is not available in 4 Hz duty measurement diode check cont buzzer functions 4 4 A REL Relative Mode Relative zero allows the user to offset the meter consecutive measurements with the displaying reading as the reference value Press the A REL button momentarily to activate and to exit relative zero mode 4 5 HOLD Data Hold When the HOLD button is pressed the display is hold DH is shown on the display The display will not be changed while the function is active Press the button again to cancel the function DH on the display disappears DATA HOLD function does not work when measuring frequency 4 6 Hz Frequency and duty cycle select
14. measurement function Attachment body cover is used for protection of the meter and as a tilt stand The current function is protected by a fuse 2 3 Measurement procedure O Set the FUNCTION switch at V and select either DC or AC with the SELECT button Apply the red and black test pins to the circuit to measure For measurement of DCV apply the black test pin to the negative potential side of the circuit to measure and the red test pin to the positive potential side For measurement of ACV apply the red and black test pins to the circuit to measure The reading of Voltage is shown on the display After measurement release the red and black test pins from the object measured Readings are unstable when test leads are opened Accuracy is guaranteed in the case of sine wave Bandwidth 40 400Hz 400mV AC range is not specified In the manual mode of the ACV function the CD800a can be set to the 400mV range and shows an approximate value But its accuracy is not guaranteed In the AC4V range a figure of about 3 9 counts will stay on even if no input signal is present But it is not malfunction Use Hz function for making Hz and duty cycle measurements DCV measurement i ACV measurement Outlet 5 3 Resistance Measurement Q A WARNING Never apply voltage to the input terminals 1 Applic
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16. policy shall apply This warranty shall not apply to fuses disposables batteries or any product or parts which have been subject to one of the following causes 1 A failure due to improper handling or use that deviates from the instruction manual 2 A failure due to inadequate repair or modification by people other than Sanwa service personnel 3 A failure due to causes not attributable to this product such as fire flood and other natural disaster 4 Non operation due to a discharged battery 5 A failure or damage due to transportation relocation or dropping after the purchase 7 2 Repair Customers are asked to provide the following information when requesting services 1 Customer name address and contact information 2 Description of problem 3 Description of product configuration 4 Model Number 5 Product Serial Number 6 Proof of Date of Purchase 7 Where you purchased the product Please contact Sanwa authorized agent distributor service provider listed in our website in your country with above information An instrument sent to Sanwa agent distributor without those information will be returned to the customer Note 1 Prior to requesting repair please check the following Capacity of the built in battery polarity of installation and discontinuity of the test leads 1 SAFETY PRECAUTIONS Before use read the following safety precautions This instruction manual explains how to use your new digital
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20. Hz and duty cycle measurements Power Power Load O O yok rf GF Y 10 OVERVOLTAGE CATEGORY CATI Secondary electrical circuits connected to an AC electrical outlet through a transformer or similar device CATII Primary electrical circuits in equipment connected to an AC electrical outlet by a power cord CATII Primary electrical circuits of heavy equipment connected directly to the distribution panel and feeders from the distribution panel to outlets 8 2 0 0000000 Measurement Range and Accuracy 000000000 23 5 C GO0 80 R HOO 0000000 Accuracy assurance range 23 5 C amp less than 80 R H No Condensation rdg reading 0 O00 O dat digitd O0 00000000 00000008000 o E ooOodd 0 E Function amp Range Accuracy Input Impedance Remarks 400 0mV 0 7 rdg0 3dgt 2 100MQ 0000 4 000V Approx 11MQ DCV 40 00V DC Voltage 400 0V 1 1 rdg 3dgt 0 10MQ Fath Approx 10MQ 4 000V 1 6 rdg Qdgt Approx 11MQ A oe a ACV O 10MQ n A Aude 400 0V 1 6 rdg 5dat Pin x e the cace of sin wave 600V 400 02 1 5 rdg0 5dgt 4 000kQ 00000 bcp oav 00 40 00kQ 1 2 rdg 5dgy Open voltage Approx DC 0 4V Q 400 0kQ QDOOOOODOODUUDOODCdOooOdd
21. ations Resistance of resistors and circuits are measured 2 Measuring ranges 6 ranges from 400Q to 40MQ 5 8 Current Measurement Z WARNING 1 Never apply voltage to the input terminals 2 Be sure to make a series connection via load 3 Do not apply an input exceeding the maximum rated current to the input terminals 4 Before starting measurement turn OFF the power switch of the circuit to separate the measuring part and then connect the test leads firmly Power source Power source neice i Meee R L_ Oo O DCMA Maximum rating input value 400mADC O ACmA Maximum rating input value 400MAAC 1 Applications DCA Current in batteries and DC circuits is measured ACA Current in AC circuits is measured 2 Measuring ranges DC ACmA 2 ranges for 400 0mA and 40 00mA 3 Measurement procedure Set the function switch at mA and select either DC or AC with the SELECT button In the circuit to measure and apply the red and black test pins in series with load For measurement of DCA apply the black test pin to the negative potential side of the circuit to measure and the red test pin to the positive potential side in series with load For measurement of ACV apply the red and black test pins to the circuit to measure in series with load Read the value on the display After measurement remove the red and black test pins from the circuit measured Use Hz function for making
22. disconnect the test pins from the circuit when changing the function 3 Always keep your fingers behind the finger guards on the probe when making measurements DCV ACV Maximum rating input value 600V DC AC 1 Applications DCV Voltage of the battery and DC circuit are measured ACV Sine wave AC voltage such as lighting voltage is measured 2 Measuring ranges DCV 5 ranges from 400mV to 600V ACV 4 ranges from 4V to 600V 5b 3 Measurement procedure O Set the FUNTION switch at Q 1 9 4 Select 4 by pressing the SELECT button Press the REL button for zero setting 00 00nF Apply the red and black test pins to a conductor to measure Read the value on the display After measurement release the red and black test pins from the object measured Manual range is not available in capacitance measurement Readings are unstable because of stray capacitance in test leads or noise Capacitor 5 7 Hz Measurements Hz A WARNING Never apply an input signal exceeding the maximum rating input value 1 Applications Measures frequency and duty of any circuit 2 Measuring ranges 6 ranges from 5Hz to 100kHz Auto range Duty Cycle 20 80 3 Measurement procedure O Set the function switch at Hz function Y Select Hz by pressing Hz selection button Apply the red and black test pins to a conductor to measure Read the value on
23. eter with wet hands or in a damp environment 3 Never open tester case except when replacing batteries or fuse 4 Do not attempt any alteration of original specifications Do not use the device near an item of strong electromagnetic generation or a charged item 5 To ensure safety and maintain accuracy calibrate and check the ester at least once a year 6 The multimeter is for indoor use only 1 3 Overload protections Function Input Maximum rating Maximum overload terminals input value protection input V DCH AC 600V Red DC 600V A Voltage and AC 600V or Peak Q 3 9 4 Current input Max 840V prohibited Hz Black DC AC 600V mA DC AC 400mA 0 5A 250V Fuse AC voltage is regulated by rms valus of sinusoidal wave 2 APPLICATION AND FEATURES 2 1 Applications This instrument is portable digital multimeter designed for measurement of weak current circuits It plays an important role in circuitry analysis by using additional functions as well as measurements of small type communication equipment electrical home appliance lighting voltage and batteries of various type 2 2 Features The instrument has been designed in accordance with the safety standard IEC 61010 1 Sharp contrast LCD with character 17 5mm high is employed and unit symbols are displayed on the screen of the LCD Frequency capacitance and duty cycle
24. multimeter CD800a safely Before use please read this manual thoroughly After reading it keep it together with the product for reference to it when necessary The instruction given under the heading of A WARNING must be followed to prevent accidental burn or electrical shock 1 1 Explanation of Warning Symbols The meaning of the symbols used in this manual and attached to the product is as follows A Very important instruction for safe use The warning messages are intended to prevent accidents to operating personnel such as burn and electrical shock The caution messages are intended to prevent damage to the instrument Ground gt Diode f Fuse Buzzer dt D Capacitance Q Resistance zz Direct current DC HZ Frequency a O Duty cycle O O Alternating current AC O Double insulation Protection Classil O O Plus input Red Minus input Gym Black 1 2 Warning Instruction for Safe Use WARNING To ensure the meter is used safely be sure to observe the instruction when using the instrument 1 Never use meter on the electric circuits that Exceed 3kVA 2 Never apply an input signal exceeding the maximum rating input value 3 Never use meter if the meter or test leads are damaged or broken 4 Pay special attention when measuring the voltage of AC 30Vrms 42 4V peak or DC60V or more to avoid i
25. njury 5 Never use meter for measuring the line connected with equipment i e motors that generates induced or surge voltage since it may exceed the maximum allowable voltage 6 Never use uncased meter 7 Be sure to use a fuse of the specified rating or type Never use a substitute of the fuse or never make a short circuit of the fuse 8 When connecting and disconnecting the test leads first connecting the ground lead black one When disconnecting them the ground lead must be disconnected last 9 Always keep your fingers behind the finger guards on the probe when making measurements 50 MEASUREMENT PROCEDURE 5 1 Start Up Inspection Al WARNING Make sure that no low battery indication appear in the display 2 Never use meter if the meter or test leads are damaged or broken 3 Check continuity of test leads amp fuse No display may suggest that a battery be exhausted Main unit and test leads damaged No damaged y Check continuty of test leads v O Set the function at sy v Short the red and black test pins y No Stop using it and have The buzzer sounds gt _ gt it repaired Yes y No problem Start measurement 5 2 Voltage measurement Ax WARNING 1 Never apply an input signal exceeding the maximum rating input value 2 Be sure to
26. o or 1 NA St Oo 5505005500 u A JE ao apa oO a o92oyo0oy oO a a oot 122000 AR roo ly BOS so gat gaH Oo ooooo E u Bru now ooo Gar i xe i DOS uno a coprot a o S O a oo SC 257 oboe 254200080 poop bop goo ooo ooe oo0 O o Oo so fs a ofdo 2 Bodan ong y aa al OOo a H 20000 A ooo om0 om Oo te m mm o 2 o 0 GE oooo oj ogl ODA a L2200 noong a A e a JA a ooooo A O 0 ooo COR ca oow e Js cs o pooproosoa 28 oO So 12 goon o opg Er De a HO Doo pon E alas il sa 0000 o of 2227400520 oooo ae a 2 Soooooooo Salsa ola oO oO SS ogna goon mm oO Els YPEF 8nococoPgooos 888 ooo foon o2n0ag oo nomo O amar ooo SES vn us Y cs HE a e ER oooooooo y a j Oo go ood ogp20m0 o Dos uY 3 poooo Boog 29 oooga nn 1 o oo0m a A onoonM 200 4 al A A wi Fs oc Jo o oO O0 o gee p veroco o o8 4S e6 oooopf 24500 P i i a n a a i 0010000080 a 2 al N tea O O a 22790 2ofooo A Al a N LADO m Oo 000 OOOO OR Oooo a SN O TOTO N eeee A 4 el m Ha os N 1 AN 4 ea x y NA oon a mm o oO a E HO HO E o ooo 1g a e eS ic oOo mm EI Oo oO mE I fi oo 500 y E oO a Ha oo O o a eS a oO mm o eu Oo mj a E S O mm mm m uma Bau oO oO UO oO oO oO Or j oo o 20 E Oo o Oo oO oO oOo o B yn E S oo y pu o coca E o a pa a a E yu E oO o oo oO On 2 oO a E E 2 o i gona oOo o g am oO oO po oo oO a oo a oO Oo o BO E Oo oO oOo Aloe oS 2 5 O oO gogo
27. oOo0 Resistance 4 000MQ 2 0 rdg 3dgt The measurering current changes according to the resistance of the resistor to measure 40 00MQ 4 0 rdg 3dgt 50 00nF O 00000000 0000 500 0nF Auto range only 0000080000000 0000000 J 5 0004 F 5 0 rdgl 10dgt i z o0 19 ooooooooooo Capacitance 50 00u F Accuracy was measured after canceling didplay 100 04 F value by relative key 30 NEME OF COMPONENT UNITS Hand strap Multimeter Display V4 Test Leads Pins RANGE hold button c SELECT button HOS RELATIVE Test ProbB Red button DATA HOLD Test Prob Black button En Hz select button POWER switch and FUNCTION switch Body Cover A E lt gt DA Stopper oor 3 Measurement procedure O Set the FUNTION switch at Q Pt dF and select Q with the SELECT button Apply the red and black test pins to an object to measure The reading is shown in the display After measurement release the red and black test pins from the object measured Note If measurement is likely to be influenced by noise shield the object to measure with negative potential COM If a finger touches a test pin during measurement measurement will be influenced by the resistance in the human body and that results in measurement error Open
28. s 30Vrms 0 10 noon 40 00mA Approx 10 DCmMA 2 2 rdg Sdat 000001000 DC Current 400 0mA Ei resistance 0000 40 00m Peer O 000000000 o 000000000 400 400Hz AGMA AI age nung Doung Accuracy in the cace of sin AC Current 400 0mA wave 40 400Hz of Fase Checking Continuity 100 12090 0000000000 DCO 0 4v Buzzer sounds at less than 10 1200 Open voltage Approx DC 0 4V Testing Diode OO000 Dco 1 5v gt Open voltage ApproxDC 1 5V ES DOE BE Dg O 0 DD OD DDD 000000 00000000000 DOdo0 gg on ag 0D 000 000000000000 O00 Accuracy calculation 0000 0 DCmv For example Measurement 400mVDC Range Display value 100 0 mV O00 Accuracy 400 0 mV 9 0 O Range 0 3rdg 4dgt Error 100 0 mV x 0 3 rdg 4dgt 0 7 mV O Calculation 100 0 mV 100 0 mV x 0 3 rdg 4dat True value In a range of 099 3 mVJj 100 7imVI 0 O00 400 0imnVO 0 0 0 0 0 O dgio 00 4imvD OO0000 A dgt in the 400 0 mV range correspond to 0 4 mV 0 0 T 0 T 0 T Og DD Og Og 00 Og og x OOOODOO0000DOUDOODOODUOCOODOODOOCOCOCUCUoOdoO OOOO000000d000doOdoOO Specifications and external appearance of the product described above may be revised for modification without prior notice Finger Guards
29. the display O After measurement release the red and black test pins from the object measured e HOLD function does not work in Frequency measurement function 2 Repair during the warranty period The failed meter will be repaired in accordance with the conditions stipulated in 7 1 Warranty and Provision Repair after the warranty period has expired In some cases repair and transportation cost may become higher than the price of the product Please contact Sanwa authorized agent service provider in advance The minimum retention period of service functional parts is 6 years after the discontinuation of manufacture This retention period is the repair warranty period Please note however if such functional parts become unavailable for reasons of discontinuation of manufacture etc the retention period may become shorter accordingly Precautions when sending the product to be repaired To ensure the safety of the product during transportation place the product in a box that is larger than the product 5 times or more in volume and fill cushion materials fully and then clearly mark Repair Product Enclosed on the box surface The cost of sending and returning the product shall be borne by the customer 7 3 SANWA Website http www sanwa meter co jp E mail exp_salesOsanwa meter co jp 3 4 8 SPECIFICATIONS 8 1 General Specification easuring A 2 method Display
30. urrent measurement becomes impossible Make sure that the test leads are not cut referring to the section 5 1 6 2 Calibration The manufacturer may conduct the calibration and inspection For more information please contact the dealers 6 3 Battery and Fuse Replacement AN WARNING 1 If the rear case or the battery lid is removed with input applied to the input terminals you may get electrical shock Before starting the work always make sure that no input is applied 2 Before starting the work be sure to turn OFF the main unit power and release the test leads from the circuit 3 Be sure to use a fuse of the specified rating or type Never use a substitute of the fuse or never make a short circuit of the fuse Remove the battery lid screw with a screwdriver Take out the battery or fuse and replace it with a new one Attach the battery lid and fix with the screw A CAUTION Set battery with its polarities facing in the correct directions Rear case Battery lid R6 UM 3 Fuse 0 5A 250V F1176 o 5x 20mm Battery lid screw Blowout capacity y 1 5kA 5 000Hz coo Looe 0D0000000 7 500 0Hz EAN x Auto range only E 5 000kHz OOH 3090 120 1kHz avs 250Vrms F requency 50 00KHz 1kHz 100kHz 4Vms 20Vrms 100 0kHz 0000000 OO00000000 200 80 Esri Sd Auto range only k 00 80 0 5 rdg0 5d90 stn 60Hz 3Vms 30Vms Duty Cycle 60Hz 200Hz 4 9Vrm
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