Circuit-test DMR-3600 Owner`s manual
Contents
1. This may be different than the published transistor data but will provide information as to whether the transistor is functional 9 FREQUENCY MEASUREMENT A WARNING Maximum input is 500 V 9 1 Plug the red test lead into the VQ jack and the black test lead into the COM jack 9 2 Set the range switch to the KHz setting 9 3 Connect the probes to the point of measurement 9 4 Read the displayed frequency NOTE When using the Frequency measurement position the autoranging feature can be disabled by pressing the MAX switch 10 CAPACITANCE MEASUREMENT A WARNING Fully discharge capacitors by shorting the capacitor leads together before testing 10 1 Set the range switch to the desired F capacitance setting If you are unsure of the value being measured select the highest range and reduce until a satisfactory reading is obtained 10 2 Insert the capacitor leads into the Cx Lx test sockets Ensure that the capacitor leads are inserted into opposing sockets 10 3 Read the displayed capacitor value 11 INDUCTANCE MEASUREMENT 11 1 Setthe range switch to the desired H Inductance setting If you are unsure of the value being measured select the highest range and reduce until a satisfactory reading is obtained 11 2 Insertthe inductor leads into the Cx Lx test sockets Ensure that the leads are inserted into opposing sockets 11 3 Read the displayed inductance value 12 LOGIC TEST 12 1 Plug the red test lead into2. Ranging Manual ranging Autoranging on Frequency Polarity Automatic minus sign indicates for negative polarity Measuring Rate 2 5 times second Input Impedance 10 MQ DCV ACV Operation Temp 0 to 45 C Storage Temp 15 to 50 C Fuse AGX 0 5A 250V amp TUE10A 600V Power Source QV Battery NEDA 1604 or IEC 6F22 Dimensions 90 W x 200 H x 40 D mm Weight 400g including battery Ranges and Accuracy DC Voltage 400mV 4 40 400 1000V 0 5 1 Maximum measurement 1000V AC Voltage 400mV 4 40 400V 1 5 4 750V 2 4 Maximum measurement 750V RMS 50 Hz 500Hz DC Current 40mA 400mA 1 5 1 10A 8 1 Maximum voltage drop lt 325mV on all scales except 10A lt 700mV AC Current 40mA 400mA 2 4 10A 3 5 4 Maximum voltage drop lt 325mV on all scales except 10A lt 700mV Resistance 400Q 1 3 4K 40K 400K 4MQ 0 8 2 40MQ 3 4 4000MQ 5 10 10 Test voltages 400 4000MQ 3 0V 4K 40K 400K 4M 40MQ 0 6V ae pel Capacitance Frequency Inductance Transistor HFE Diode Logic 4n 40n 400n 4u 400uF 5 10 8 10 above 100uF Test voltage 3V Test frequency 4n 40nF 1KHz 400n 4uF 70Hz 400uF 7Hz 4K 40K 400K 4000KHz 0 5 1 Autoranging Sensitivity 0 2Vrms minimum 4m 40m 400m 40H 5 10 4H 5 20 Test frequency 4m 40mH 1KHz 400mH 4H 70Hz 40H 7Hz 0 999 HFE Test base current 10uA Test voltage 3
3. circuit being measured and disconnect test leads NOTE If changing range switch to or from the 10A position first disconnect power and test leads from the circuit being tested Repeat the above steps using the correct input jack and range switch position 4 AC CURRENT MEASUREMENT A 4 1 4 2 4 3 4 4 4 5 4 6 4 7 WARNING Remove all power from circuit being tested when check ing current When using the 10A range do not connect to the circuit for more than 60 seconds and wait 10 minutes between 10A meas urements Plug the red test lead into the mA jack and the black test lead into the COM jack If the current being measured is between 400mA and 10A insert the red test lead into the 10A jack Set the DC AC switch so that AC is displayed on the LCD Set the range switch to the desired A current setting If you are unsure of the value being measured select the highest range and reduce until a satisfactory reading is obtained Remove power from the circuit that is to be measured Open up the circuit and connect the black lead to one side and the red lead to other side of the circuit so that the test leads are in series with the load to be measured Apply power to the circuit Read the displayed current Remove power to the circuit being measured and disconnect test leads NOTE If changing range switch to or from the 10A position first disconnect power and test leads from the circuit being tested Repeat the above ste
4. the VQ jack and the black test lead into the COM jack 12 2 Set the range switch to the setting 12 3 Connect the red test lead to the point to be tested and the black test lead to the common buss of the logic circuit 12 4 Apply power to the circuit 12 5 If the circuit is in the High Logic state the high indicator will appear If it is in the Low Logic state the low indicator will appear If the point of measurement is toggling high and low then both indicators will be displayed 13 BATTERY REPLACEMENT A 13 1 13 2 13 3 13 4 13 5 WARNING Disconnect both test leads from any equipment before removing back cover Do not use meter with case opened The F3 will appear on the display when the battery requires replacing Disconnect both test leads and turn off the power Remove the screws in the rear cover of the case and remove the cover Unsnap the battery from the connector and replace with a new 9V battery Replace the cover and cover screws 14 FUSE REPLACEMENT A 14 1 14 2 14 3 14 4 WARNING Disconnect both test leads from any equipment before removing back cover Do not use the meter with the case opened Disconnect both test leads and turn off the power Remove the screws in the rear cover of the case and remove the cover Replace the blown fuse with a fuse of the proper rating AGX 0 5A 250V or TUE 10A 600V Do not use a fuse which has a higher rated value than specified or try to bypass the
5. 0 0 4V Test current 1 0 0 6mA Test voltage lt 3 5V Logic High 2 8V 0 8V Logic Low 0 8V 0 5V Frequency Response 20MHz Detectable Pulse Width 25nS Indication 40msec beep at logic low Overload Protection Voltage 500VDC 350VAC 400mV ranges 1000VDC 750 VAC 4 40 400 1000 750V ranges Current 0 5A 250 V Fuse for 40m 400mA ranges 10A 600 V Fuse for 10A range Maximum 60 seconds Resistance 500VDC 500VAC Capacitance 3VDC 8VAC rms Frequency 500VDC 500VAC rms Inductance 3VDC 3VAC rms Logic 500VDC 500VAC rms Diode Test 500VDC 500VAC rms MEASUREMENTS Please take a few minutes to read the instructions and warnings prior to use 1 DC VOLTAGE MEASUREMENT A WARNING Maximum input is 1000V DC 1 1 Plug the red test lead into the VQ jack and the black test lead into the COM jack 1 2 Set the DC AC switch so that DC is displayed on the LCD 1 3 Set the range switch to the desired V voltage setting If you are unsure of the voltage being measured select the highest range and reduce untila satisfactory reading is obtained 1 4 1 5 1 6 Apply the test leads to the circuit to be measured Ensure that the black lead is connected to the negative side of the circuit and the red lead to the positive Read the displayed voltage If the minus sign appears the voltage is negative at the point being measured 2 AC VOLTAGE MEASUREMENT A 2 1 2 2 2 3 2 4 2 5 WARNING M
6. OWNER S MANUAL Digital Multimeter DMR 3600 CIRCUIT TEST ELECTRONICS LTD A Division of R P Electronic Components Ltd Burnaby BC Canada V5C 5Y1 www circuittest com INTRODUCTION Your Circuit Test DMR 3600 Digital Multimeter incorporates the latest tech nology providing you with a feature packed instrument With it you can measure a wide range of voltages current inductance capacitance and resistance in the lab shop car and home This meter has been designed for the Electrician Technologist Hobbyist and Educational Institutions FEATURES Inductance measure inductance from 1uH to 40H Capacitance test capacitors up to 400uF Frequency display frequency to 4MHz Continuity Buzzer easily check for continuity Diode Check test diodes and other semiconductors for open amp short circuits HFE Test displays DC current gain of Transistors Heavy Duty amp Safe designed to meet UL1244 amp IEC1010 safety require ments A WARNING 1 Always start with the power off Set the range switch to the correct setting before making any measurements 2 Do not operate the unit unless the case is completely closed Disconnect test leads from equipment before removing the battery or fuse 4 Never connect unit to AC or DC powered circuits when the range switch is set to resistance diode check or continuity ranges 5 To safeguard against electrical shock or damage to instrument never connect it to more t
7. VQ jack and the black test lead into the COM jack Set the range switch to the 400 te setting Attach the test leads to the circuit The buzzer will sound when the circuit has less than 50 Q resistance and the measured resistance value will be displayed 7 DIODE TEST A WARNING Remove all power from circuit being tested when using the diode check Discharge any charged capacitors Never connect the probes to any voltage while the range switch is set to gt Plug the red test lead into the VQ jack and the black test lead into the COM jack Set the range switch to the gt setting Connect the probes to the device you want to test Note the meter reading Reverse the probes and note this reading If both values are between 2 8V and 3 2V the device is open If both values are very small the device is shorted If one reading is between 2 8V and 3 2V and the other is between 0 5 and 0 7V then the device is good 8 TRANSISTOR HFE MEASUREMENT A 8 1 8 2 8 3 WARNING Remove all power from circuit being tested when using the HFE ranges Discharge any charged capacitors Never connect the probes to any voltage while the range switch is set to HFE Set the range switch to either the NPN or PNP position Insert the leads of the transistor into the correct positions of the transistor socket Read the displayed transistor HFE NOTE The HFE reading is limited to the test current of the multimeter circuit 10uA 3 0V
8. aximum input is 750V AC RMS Plug the red test lead into the VQ jack and the black test lead into the COM jack Set the DC AC switch so that AC is displayed on the LCD Set the range switch to the desired V voltage setting If you are unsure of the voltage being measured select the highest range and reduce until a satisfactory reading is obtained Apply the test leads to the circuit to be measured Read the displayed voltage 3 DC CURRENT MEASUREMENT A 3 1 3 2 3 3 3 4 3 5 3 6 3 7 WARNING Remove all power from circuit being tested when check ing current When using the 10A range do not connect to the circuit for more than 60 seconds and wait 10 minutes between 10A meas urements Plug the red test lead into the mA jack and the black test lead into the COM jack If the current being measured is between 400mA and 10A insert the red test lead into the 10A jack Set the DC AC switch so that DC is displayed on the LCD Set the range switch to the desired A current setting If you are unsure of the current being measured select the highest range and reduce until a satisfactory reading is obtained Remove power from the circuit that is to be measured Open up the circuit and connect the black lead to the negative side and the red lead to the positive side of the circuit so that the test leads are in series with the load to be measured Apply power to the circuit Read the displayed current Remove power to the
9. fuses Replace the cover and cover screws ACCESSORIES Test Leads set TL 125 Holster optional CS 3600H Fuses AGX 0 5A 250V amp TUE 10A 600V LIMITED WARRANTY Circuit Test Electronics warrants to the original purchaser that this product be free of defect in material or workmanship for a period of 2 years from the date of purchase If this product requires warranty service return the unit freight prepaid together with your dated proof of purchase and explana tion of the defect to In Canada Circuit Test Electronics A Division of R P Electronic Components Ltd 2060 Rosser Ave Burnaby BC V5C 5Y1 Any product which has been subjected to misuse or accidental damage is excluded from the warranty Except as stated above Circuit Test Electron ics makes no promises or warranties either expressed or implied including warranties of merchantability or the fitness for any particular purpose This warranty gives you specific legal rights and you may have other rights which vary under the laws of the various countries states or provinces in which Circuit Test Electronics operates 10
10. han 600V DC or 600V AC between input jacks and ground when measuring low energy circuits or 250VAC 250VDC when measuring high energy circuits 6 When using the test probes always keep your fingers behind the finger guards on the probes Never touch the exposed probe tip 7 Always inspectthe instrument test leads and other accessories for damage prior to use 8 Disconnect the live positive test lead prior before disconnecting the com mon negative test lead 9 Read this instruction manual carefully and completely before using o A SAFETY PRECAUTIONS This meter is not recommended for high voltage industrial use for example do not use for measurements on 440VAC or 600VAC industrial power mains The unit is intended for use with low energy circuits to 600VDC 600VAC or high energy circuits to 250VAC 250VDC only if High voltage AC and DC circuits are dangerous Use caution when working above 60VDC or 30VAC rms as these voltages pose a shock hazard Always consider circuits to be energized Never assume any equipment is de energized Lack of caution or poor safety practices can be very dangerous and or lethal SPECIAL FUNCTION MAX When MAX is pressed the last reading is held on the display until a higher reading is recorded When using the MAX position on the Frequency range the autoranging feature is disabled SPECIFICATIONS General Display 3 3 4 digit 17mm 0 67 H LCD Maximum Display 3999
11. ps using the correct input jack and range switch position 5 RESISTANCE MEASUREMENT A 5 1 5 2 5 3 5 4 WARNING Remove all power from circuit being tested when check ing resistance Discharge any charged capacitors Never connect the probes to any voltage while the range switch is set to Q Plug the red test lead into the VQ jack and the black test lead into the COM jack Set the range switch to the desired Q setting If you are unsure of the resistance being measured select the highest range and reduce until a satisfactory reading is obtained Attach the test leads to the circuit Read the displayed resistance NOTE 1 Ifyou short the test leads together you will notice a small resistance value This is due to the meter and test leads internal resistance When measuring a small resistance subtract this value to obtain a more precise value When using the 400 Q range the continuity buzzer will sound if the resistance being measured is less than 50 Q 3 When using the 4000 MQ range a fixed 20 count must be subtracted in order to obtain a true measurement For example when measuring a resistance of 1200MQ the display will read 1220MQ 6 CONTINUITY TEST A 6 1 6 2 6 3 6 4 WARNING Remove all power from circuit being tested when check ing continuity Discharge any charged capacitors Never connect the probes to any voltage while the range switch is set to 400 Plug the red test lead into the
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