Manual - Dawson Tools Company Logo
Contents
1. EXPLOSIVE GAS OR VAPOR Avoid shaking dropping or any kind of impacts when using or transporting the Meter To avoid electric shock or personal injury repairs or servicing not covered in this manual should be performed only by qualified personnel Avoid direct exposure to sunlight to ensure extended life of the Meter Do not place Meter in a strong magnetic field this may cause false readings Use only the batteries indicated in the Technical Spec Avoid exposing batteries to humidity Replace batteries as soon as the low battery indicator appears Please keep the original packing for future shipping purposes ex Calibration After opening the box check for any damage during delivery Safety Symbols on the Meter Important safety information please refers to the user manual Earth ground Hut gt Indicates compliance with requirements for double insulation A Important Safety Information Never use the Meter to measure voltages that might exceed 300V DC AC above earth ground Always be careful when working with voltages above 60V DC or 30V AC RMS Keep fingers behind the probe barriers while measuring Never connect the Meter leads across a voltage source while the rotary switch is in resistance diode or continuity modes Doing so can damage the Meter Inspect test leads and probes for cracks breaks or crazes on the insulation before using the Meter Repair or maintenance s2. when disconnecting Reading the Scale Resistance ul if 5 id 3 lt Ohms ah E Scale Mm MH sth Q 30 30 120 ER Wi uly 2 DC Voltage o LEN amp Milliamps XS e 412 116 d Scale O vo 20 OdB 1mW 6000 pen Markings AC Voltage Scale for both the AC amp DC dB Scale for Transistor Voltage Scales Gain Measurement General Make sure to align the needle with the scale Resistance Ohms Q Use the top scale Green to read resistance The meter is set to X1k multiply the resistance value by 10000 DC Voltage V DC Use the middle scale Black To read of the measurement first match the dial range setting to the highest number on the scale to find out the according scale AC Voltage V AC Use the same numbers and procedures used for DC voltage measurement DC Current mA Use the same scale Black and procedures as used for the DC voltage setting Decibel Gain dB Use the scale marked dB to read decibels for transistor gain Use the chart at the right of the scale for proper conversion DC AC Voltage Measurement Plug the test leads into the input jacks Use rotary switch to select DCV or ACV and the proper range 0 10V 0 50V 0 150V or 07300V 10 Choose the highest range when the value to be measured is unknown MN Connect the test leads to the circuit in series that is to let the current of the circuit to pass the Meter through test leads If the needle deflec
3. Dawson DAN100 Analog Multimeter User s Manual KR n SR a S Analog i o Multimeter din OFF TABLE OF CONTENTS LIMITED WARRANTY AND LIMITATION OF LIABILITY vwccsisccccsvecccecstieccecsvecccscsveccsecsvacececers 3 Out of the BoxError Bookmark not defined AGCOSSOMMOS 245383 375 orne a ae oeer Safety Information Certified EE INTRODUCTION eessen 7 OVERVIEW seen deed aaeeei oane teva 7 Figures and Components scsececeeeeeeees 7 USING THE METER seen 8 Dreporotion ccccscsesesesesssesesesesesssesesesssesaes 8 Reading the Scale essensen 9 DC AC Voltage Measurement 10 Common AC Voltage Measurements 11 DC Current Measurement mal 12 Common DC mA Measurements 13 Resistance Continuity Measurement 14 Extension Cords Continuity Test 15 Fuses D ee e ee E 16 SWILCHES iieii dee NEEN eer 16 Transistor Gain Measurement ess 17 SPECIFICATIONS ccccccscscssccsccccccccccceeees 18 General Specification snuser 18 MAINTENANCE AND REPAIR 000088 19 Replace Batteries messere 19 Replace Fuse niende eler 20 CONTACT DAWSON cccccccscseeeseeeeeeeeeeees 20 LIMITED WARRANTY AND LIMITATION OF LIABILITY This instrument from Dawson Tools Inc will be free from defects in workmanship and material for three years from the date of original purchase This warranty does not cover defects resulting from damage caused by th
4. ch to the ohm x1k position Touch one of the test leads to one of the metal prong ends of the cord insert the other test lead in either one of the receptacle slots on the other end of the cord Make sure the test lead is making contact with the slot Test both slots with the test lead making sure in both cases that the leads are well connected to the slot If none of the tests appear to have 0 ohm resistance the continuity test fails Fig 4 Figure 4 SSF 5 S Ss Ce E 15 Fuses Test Remove the fuse from the appliance Touch each end of fuse fig 5 with the test leads and perform the continuity test For plug type fuses touch the test leads at the bottom and the threaded metal contact fig 6 Figure 6 ZO Figure 5 Ba AS Switches Remove the switch from any power source Turn the switch to ON position and touch the test leads to the switch terminals fig 7 If the switch is good the needle indictor will move to O ohm On other switches such as three way light switches or double pole double throw ON OFF ON switches each ON position will need to be tested Alternate the test leads between the switch terminals to determine which two terminals control the ON position 16 Figure 7 Transistor Gain Measurement dB To measure the gain of a transistor Plug the test leads into the input jacks Set the rotary switch to any one of the AC voltage ranges and read the decibel measurement on the bot
5. e user such as drops neglect misuse unauthorized alteration usage outside of specified conditions contamination or improper repair maintenance To receive service on the instrument if it becomes necessary during the warranty period contact your nearest Dawson authorized service center at 800 898 6991 or visit www DawsonTools com to obtain a return authorization within the US only A return authorization is necessary before returning any instrument to Dawson no service will be provided without a return authorization The user is responsible for properly packing the unit and charges such as shipping freight and insurance charges The extent of Dawson s liability is limited solely to the repair replacement of the instrument The above warranty in its entirety is inclusive and no other warranties written or oral are expressed or implied Out of the Box Check the Meter and accessories thoroughly before using the Meter Contact your local distributor if the Meter or any components are damaged or malfunction Accessories Test Leads 1 pair 1 5V AA Battery 1pc Safety Information WARNING TO REDUCE THE RISK OF FIRE ELECTRICAL SHOCK PRODUCT DAMAGE OR PERSONAL INJURY PLEASE FOLLOW THE SAFETY INSTRUCTIONS DESCRIBED IN THE USER MANUAL READ THE USER MANUAL BEFORE USING THE METER A WARNING TO ENSURE SAFE OPERATION AND LIFE OF THE METER DO NOT PLACE THE METER IN ANY ENVIRONMENT WITH HIGH PRESSURE HIGH TEMPERATURE DUST
6. ersonnel Replacing Batteries Follow these steps to replace batteries 19 Turn off the Meter Loosen the back cover and remove from case Remove batteries and replace with new batteries Re attach back cover and tighten screw Replacing Fuse Fuses rarely need replacement Almost all blows are the result of operation error e Loosen the back cover like in the Replacing Batteries H Replace the blown fuse with one at the specified rating F200mA 250V H Re attach back cover and tighten screw Contact Dawson Dawson Tools Inc 1142 S Diamond Bar Blvd 858 Diamond Bar CA 91765 Phone 310 728 6220 www DawsonTools com x Do not recycle 20
7. hould be implemented by trained personnel only Certification CAT II This meter has meet 1EC1010 1 standard with an overvoltage category 300V CAT II and pollution degree 2 C the Meter is compiled to EMC requirements Introduction Overview The DAN100 is a compact analog multimeter featuring a large analog scale Functions include AC DC voltage AC DC current and resistance measurements This DAN100 meter is ideal for both professionals and hobbyists Figures and Components Front Panel Analog Cm Function Range Selector Zero Ohms Adjust Figure 1 Using the Meter Preparation Fully plug the test leads into the input jacks Red lead to VOA input and black lead to COM input Calibration of the scale is needed before making measurements Use a small size flat tip screwdriver to adjust the black knob located in the center of the Meter next to the Dawson logo The needle on the scale should align with O on the left side of the scale The A symbol next to the input lead shows that the input voltage or current should not exceed the specified value in order to protect the internal circuit from damage Turn the rotary switch to the required function and range to be measured Choose the highest range when the value to be measured is unknown When making connections connect the common test lead first and then the powered test lead Remove the charged test lead first
8. n Ampere therefore 150 milliamps is 150 thousandths of one Amp The 150mA function of your multimeter is commonly used by electronics repair technicians and hobbyists to troubleshoot various low voltage circuits Although not normally used for electrical troubleshooting around house this function can be used to measure the milli amperage draw of household items such as flashlights and other battery operated devices that do not draw more than 150 mA In fig 2 the red test lead is hooked up to the terminal of the lantern battery while the black test lead is hooked up to the bulb The meter will indicate the milli amperage draw when the flashlight switch is thrown in the ON position 13 Figure 2 Resistance Continuity Measurement A WARNING DO NOT APPLY VOLTAGE OR CURRENT TEST WHEN ROTARY SWITCH IS IN RESISTANCE MODE Plug the test leads into the input jacks Rotate the switch to Ohm x1K mode Connect the test lead to the target polarity is not a concern For Resistance read the scale Green as described in Reading the Scale MN For Continuity test if the circuit is well connected the needle should move all the way to the right side of the ohms scale Green indicating 0 ohms 14 NOTE When switching between resistance mode and other modes always calibrate the needle to zero before making measurement Extension Cords Continuity Test Unplug the cord from two sides Set the rotary swit
9. tom red scale Compute the actual decibel conversion based on the chart located at the bottom right of the faceplate NOTE Circuit impedance must be at least 600 ohms 0 decibels 1 milliwatt 17 Specifications General Specification 18 Ranges 12 measuring ranges DC Voltage 10 50 150 300 Volts AC Voltage 0 5 50 150mA DC Current mA 0 5 50 150mA Resistance R x1K resistance indicated multiplied by 1000 ohm AC voltage range 20dB to 52dB Accuracy DC voltage mA 4 full scale of range AC voltage 5 full scale of range Resistance 4 arc of scale length 4 Operating altitude max 2000 meters 7000 ft Display Analog display Fuse F200mA 250V 5 2x20mm Power Supply 1 5Vx1 AA batteries Test Lead CE CATII 300V 1A Operating Temperature 18 C to 25 C 64 F to 77 F Dimension 93x62x32mm 3 6x2 4x1 3 in Weight approximate 117g 4 102 including batteries Maintenance and Repair Repair Please follow the steps closely if the Meter is not functioning properly Check batteries replace if necessary Follow User s Manual to confirm all procedures Before sending Meter back for repair include a description of the problems encountered Remove batteries and pack Meter well to avoid damage in delivery Dawson does not cover damage due to delivery Repair or service not covered in this manual should be performed only by the authorized service center or qualified p
10. ts to the left reverse the leads connection Read of the scale as described in Reading the Scale NOTE For the 0 5mA range use the 0 50 scale and then multiply by 0 01 mA Common AC Voltage Measurements Wall Receptacles If the receptacle is controlled by a switch make sure the switch is ON Set the rotary switch to 150 ACV Touch the red test lead to the hot and black to the neutral slots of the receptacle see fig 3A The needle indicator should read 120V AC on the 0 150 scale To test for proper grounding of the receptacle touch the red test lead to the hot narrow side of the receptacle and the black test lead to the ground slot The meter should read 120V AC as before 11 Figure 3 3A DC Current Measurement mA A WARNING DO NOT APPLY VOLTAGE TEST WHEN ROTARY SWITCH IS IN CURRENT MODE Plug the test leads into the input jacks Use rotary switch to select proper range 0 5 50 or 150 DCmA Choose the highest range when the value to be measured is unknown Connect the test lead to the target red to positive and black to negative terminals Read of the scale as described in Reading the Scale NOTE For 0 5mA range use the 0 50 scale and multiply by 0 01mA 12 Common DC mA Current Measurements A WARNING DO NOT APPLY VOLTAGE TEST WHEN ROTARY SWITCH IS IN CURRENT MODE It is important to point out that milliamps can also be expressed as thousandths of a
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