取扱説明書 絶縁抵抗計 Instruction Manual 保証規定 保証書
Contents
1. OFF A KNOB 6 00 ADJ REL OFF XXXXMO O KNOB LCD LED DH KNOB DC15V 0 08 DC25V 0 05 DC50V 0 03 KNOB 00 ADJ REL 00 00MO 0 000MO2. 205 8604 4 7 15 TEL 042 554 0113 FAX 042 555 9046 5 TEL 03 3253 4871 FAX 03 3251 7022 TEL 06 6631 7361 FAX 06 6644 3249 0120 51 3930 9 30 12 00 13 00 17 00 http www sanwa meter co jp 39 sanla ZA 101 0021 2 4 4 TEL 03 3253 4871 FAX 03 3251 7022 556 0003 2 7 2 TEL 06 6631 7361 FAX 06 6644 3249 http www sanwa meter co jp VEGETABLE OIL INK 03 1107 2040 2040 KNOB LCD LED WET
3. 26 LCD 4000 REL 2 20 3 2 7V 23C 5C 80 RH BOAT L 5C 40C 80 RH 10C 50C 80 HRH LR44 x2 gt sgt pa 30 st 117 H x76 W x18 D mm 125g a 3 R 50cm an CL 15 3 AO EO MO MARREN E II 2 e
4. 1 2 3 4 5 6 This warranty is valid only within Japan 1 Safety Information Prior to use your equipment read this Instruction Manual thoroughly Thank you very much for your purchasing the compact size insulation resistance tester of Sanwa DG6 DG7 and DG8 For safe operation read this Instruction Manual thoroughly prior to use Save this Instruction Manual with your equipment for future reference Be sure to observe instructions marked with Z WARNING and A CAUTION to avoid accidents involving shock hazards injuries and damages 1 1 Information of warning marks and other symbo
5. L ow POWER SAVE 4M aa a OFF pg i LINE BS mobilon a Sees LED INSUL TEST VOLTAGE lt a TAME 2 OFF 00 ADJ REL OFF 7 KNOB DH 40MQ 0 10MQ 4MQ 0 015MQ 00 ADJ REL
6. 3 4 4 9 1 3 8 REL 4MQ 3 999MO 0 001MQ
7. LED 3 O KNOB MEA DH REL REL 2 3 1 OFF KNOB 30 OFF 3 2 KNOB MEA DH 00 ADJ REL MEA OFF KNOB
8. DC15V 4M 40M 2 rdg O 10 dgt 2 rdg 2det DG6 1 200 DC25V 4M 40M 2 rdg O 7 dgt 2 rdg 2dgt DG7 9008 DC50V 4M 40M 2 rdg 0 4 dgt 2 rdg 2dgt DG8 900 rdg reding dgt digits 1 5 25 SUIT mobiken INSULATION TESTER DG6 DG7 DG8 Instruction Manual 41 ATE 1 2 2 90 LED 3 4 DH 00 ADJ REL 5 0O ADJ REL 00 ADJ
9. II 10 SdIIUId DG6 DG7 DG8 ue 1 TEL i 3 2 4 4 3 gies 101 0021 RER 03 3253 48718 A 3 1
10. 5 2 1 2 3 6 4 5
11. KNOB DH 00Q ADJ REL 0O ADJ KNOB REL DH 40MO 0 10MQ 4MQ 0 015MO KNOB KNOB DH REL EARTH EA DG6 15V 25V DG7 25V 50V DG8 15V 50V 1 1 2 1 1 2 1 1 2 7 8
12. LED DH KNOB DH KNOB 00 ADJ REL 3 3 LED LED INSUL TEST VOLTAGE 8 1 1 1 2 3 1 2
13. 1 2 1 2 15V 25V 50V RO aon ie 50cm EARTH LINE LED INSUL TEST VOLTAGE LED KNOB
14. 9 10 11 OFF 12 OFF 2 1KO NE 1KO 40MO
15. 6 30 7 00 ADJ REL 00 ADJ REL Fo Fil OO ADJ REL 0 08 3992 3 992 8 9 10 11 5 OFF 40M 0 4MO XxxxMO
16. 40MO 39 99M0 0 01MQ 3V ON CAIRR E 2RR i DG6 15mW 7mW 4mW 0 1mW DG7 60mW 7mW 4mW 0 1mW DC15V 40MQ 30MA 30uA 0 55MO DG8 60mW 7mW 4mW 0 1mW DC15V 4MO 60MA 6OuA 0 25MO DC25V 40MO 50MA 50uA 0 55MO DC25V 4MO 100uA 100uA 0 26MO DC50V 40MO 100uA 100uA 0 55MO ON OFF 10 DC50V 4MQ 200uA 200uA 0 26MO DG6 15V 25V _AC125V 50 60Hz ON OFF 30 23C 5C 80 RH 1 00 ADJ REL DG7 25V 50V AC125V 50 60Hz ON OFF 30 DG8 15V 50V_ AC125V 50 60Hz ON OFF 30
17. Return the Power Function knob to OFF after measurement A CAUTION To start another measurement after the completion of a measurement press the knob key 6 Measuring method of 02 ADJ REL 1 Set the Power Function knob from OFF to each range 2 All the LCD displays on the main body lights up once and then XXXXMQ is displayed This has no bearing on a measured value 3 Connect the clip adapter to the test pin 4 Press the knob key and start the measurement The LCD indicates the over display The LED lights up If DH is displayed press the knob key again 5 Short circuit between the test pins The measurement value short circuit measurement differs according to rated measurement voltage DC15V Approx 0 08 DC25V Approx 0 05 DC50V Approx 0 03 6 Press the knob key again to display 02 ADJ REL display lights up and 00 00M or 0 000MQ is displayed 7 Cancel the short circuit between the test pins and measure the insulation resistance of the measuring object General Specifications Display LCD max display 4000 Except in REL operation mode Over display The value at the highest digit blinks Number sampling rate Approx 2 times sec Bar graph sampling rate Approx 20 times sec Response time Approx 3 seconds or less time until the specified accuracy is achieved Low Battery Indication mark lights up Battery voltage Approx 2 7V
18. 1 sanwa DG6 DG7 DG8 1 1 DH REL 00 ADJ senian
19. The LED goes out make a measurement without delay Use the data hold function to read data After reading the data cancel the data hold function 3 When high resistance is measured the measured value may sometimes fluctuate 4 When the DH key is pressed the 0 ADJ REL mode may be entered depending on a measurement result 5 The OQ ADJ REL function is enabled in measurement in the 0Q ADJ REL operation 6 The auto power save mode automatically starts if there is no key operation for about 30 minutes except in the data hold mode 7 In the over display the highest order digit blinks However in the over display of the 0 ADJ REL mode the highest order digit blinks and the other digits display values with the 02 ADJ REL portion deducted E g When the measured value before entering the 02 ADJ REL operation mode is 0 08 the over display occurs at 3992 The number 3 blinks and other digits display 992 8 When insulation resistance including capacitive component and distributed capacity component is measured the indicated value may not be stable 9 The lower is the measured value the more power consumption is required For this reason it is required to complete measurement quickly 10 When the internal batteries are drained A display may suddenly appear due to large power consumption when the measurement value is small 11 Before measurement check the cord for damages 5 General measuring method 1
20. take out the drained battery 3 Replace batteries with new ones paying attention to the correct polarity of batteries 4 Put the battery cover back and fasten the screws 4 Storage Since the panel and case are weak against volatile fluid and heat do not wipe them with thinner and alcohol nor put the equipment near an object generating high temperature soldering gun etc Do not store the equipment where it is exposed to frequent vibration and where there is a risk of falling down Do not store the equipment where it is exposed to direct sunlight high temperature low temperature high humidity or condensation When the equipment is not used for an extensive period of time be sure to remove internal batteries from it 9 After sales service 1 Warranty and Provision This warranty policy is valid within the country of purchase only and applied only to the product purchased from Sanwa authorized agent or distributor 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 8 sanla mobiken INSULATION TESTER DG6 DG7 DG8 Instruction Manual 4 Notes for measurement Z CAUTION 1 When blinks the internal batteries are drained Replace the batteries with new ones two batteries at the same time 2 Since the measuring time expires in about 90 seconds
21. 02 ADJ REL function in some cases To cancel the data hold function press the knob key again DH display goes out 2 Data hold operation in OQ ADJ REL measurement operation When the knob key is pressed again during measurement by the 0Q ADJ REL function the data hold function starts to fix the measurement display REL and DH light up The measured is approx 0 10M or less in the 40MQ range or approx 0 015MQ or less in the 4MQ range the data hold function may not start even if the knob key is pressed To cancel the data hold function press the knob key again The DH display goes out and REL display alone lights up A CAUTION Voltage on the positive side is outputted on the earth side black test cord 7 Do not operate the equipment with its case removed 8 The main body is not of splash proof construction Use caution to avoid splashing water on the equipment 9 Do not leave the equipment for a long time where it is exposed to impacts frequent vibration direct sunlight high temperature or low temperature and high humidity Remove batteries from the equipment when it is not used for an extended period 10 Do not attempt to repair or modify the equipment except replacing batteries 11 Be sure to return the Power Function knob to OFF after measurement 12 While the data hold function is active the auto power save function is disabled So set the Power Function control to OFF 2 Fe
22. Accuracy assurance 23 C 5 C 80 RH or less temperature humidity range Non condensing Operating temperature humidity range 5 C 40 C 80 RH or less Non condensing Storage temperature humidity range 10 C 50 C 80 RH or less Non condensing Power supply Alkaline button cell battery LR44 x2 Auto power save time In approx 30 minutes after operation is terminated Except when the data hold function is active Main body dimensions and weight 117 H x 76 W x 18 D mm Approx 125g Cord length Approx 50cm both on black and red cords Accessories Instruction Manual Clip adapter CL 15 Black Guarantee class I Degree of pollution 2 Setting category Overvoltage category I The specifications and appearance of the product listed here are subject to change withou others Measurement range dis 10 play notice for the reasons of improvement and Measurement range Max display Except in the Resolution REL operation mode 4MQ 3 999MQ 0 001MQ 40MQ 39 99MQ 0 01MQ Power requirement When the battery voltage is 3V Model Max power Unloaded Power during power on Power in power consumption max power In data hold mode save mode DG6 Approx 15mW Approx 7mW Approx 4mW Approx 0 1imW DG7 Approx 60mW Approx 7mW Approx 4mW Approx 0 1imW DG8 Approx 60mW Approx 7m
23. Move the Power Function knob from OFF to the measurement range 40MQ 4M9 2 All the LCD displays light up once and then XXXXMQ is displayed This has no bearing on a measured value 3 Measurement can also be made by connecting the clip adapter to the test pin 5 Sanwa reserves the right to inspect all warranty claims to determine the extent to which the warranty 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 A failure due to inadequate repair or modification by people other than Sanwa service personnel A failure due to causes not attributable to this product such as fire flood and other natural disaster Non operation due to a discharged battery A failure or damage due to transportation relocation or dropping after the purchase 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 Model Number 4 Product Serial Number 5 Proof of Date of Purchase 6 Where you purchased the product Please contact Sanwa authorized agent distributor service provider listed in our website in your country with above information When you send the product to ensure the safety of ar N the product during trans
24. W Approx 4mW Approx 0 1imW Over input voltage Model Max overvoltage 10 seconds at the time of power on and power off DG6 15V 25V 125V AC 50 60Hz ON OFF 30 seconds DG7 25V 50V 125V AC 50 60Hz ON OFF 30 seconds DG8 15V 50V 125V AC 50 60Hz ON OFF 30 seconds Number of measurable times at the minimum resistance to allow maintaining the rated measurement voltage Model Number of measurable times DG6 continuous Approx 1 200 times DG7 continuous Approx 900 times DG8 continuous Approx 900 times Time required for one measurement 5 seconds Allow an interval of approx 25 seconds before starting the next measurement The number of measurable times varies with battery voltage 12
25. atures Pocket size type convenient for carrying Accurate measurement featured with resolution of 1KQ equivalent to that of superior models Data hold function convenient for measurement The 02 ADJ REL function further enhances the measurement accuracy Wide measurement range 1K to 40MQ with a compact pocket size equipment For the convenience of carrying the test cord can be housed in the main body after use The auto power save function minimizes battery draining A clip adapter adds to convenience in measurement Suitable for measurement of low voltage insulation resistance of telephone circuit equipment explosion proof equipment and others When the LED is blinking measurement is being made at the rated voltage or less 3 Part names and functions Power Function knob Power and measurement range switching knob Knob key MEA DH REL switching knob LCD display Display for measurement data hold and REL relative value functions Label Denotes warnings cautions and operating instructions 3 1 Auto power save function The auto power save function mode is entered in about 30 minutes after the Power Function knob is switched from OFF to the measurement range and the knob key operation is terminated To cancel the auto power save function return the Power Function knob to OFF and cycle the power on the equipment When the data hold function is active the auto power save fu
26. ls Symbols and their meaning used on product and Instruction Manual A Includes very important information for safe operation WARNING identifies information to avoid a fatal accident that may result in electric shock and injuries CAUTION identifies information to avoid unsafe operation that may result in damages to the equipment DHi Data hold display While DH is displayed the auto power save function is disabled Low Battery warning display Displays that the relative value 0Q ADJ is used sasaak Denotes equipment protected by double insulation or reinforced insulation 1 2 WARNING instruction for safe operation A WARNING Observe the instructions listed below in operating this equipment to avoid a fatal accident that may result in electric shock and injuries 1 Do not operate the equipment with wet hands 2 Use caution in handling a sharp edge of the test pin 3 Do not touch the test pin during measurement 4 The test pin is emitting voltage 15V 25V or 50V during measurement Check the withstand voltage of an object to be measured 5 This is a device for measuring insulation resistance Do not use this equipment for measuring voltage 6 Do not operate the equipment when the main body or test cord is damaged or broken aie Test cord 50cm Connect the black test cord to the earth side earth terminal Connect the red test c
27. nction is disabled 3 2 Knob key function Used for measurement starting measurement MEA data hold DH OQ ADJ REL functions Move the Power Function knob from OFF to the measurement range and press the knob key to start a measurement MEA LED lights up To enter the data hold DH mode press the knob key after measurement starts DH lights up Press the knob key again to cancel the data hold function The 0Q ADJ REL function is used for canceling the specific resistance portion for short circuiting test pins specific resistance values differ depending on rated measurement voltage 3 3 LED display The LED light up blinking display shows that measurement is in progress INSUL TEST VOLTAGE Voltage for measuring insulation resistance 8 Maintenance To maintain the required accuracy calibrate and inspect your equipment at least once a year 1 Maintenance and inspection 1 Appearance check Check the appearance for any damage caused by a drop or for any other reason Check the test cord for any damage or break lf any damage or break is observed stop operating the equipment and have it repaired 2 Calibration Contact the authorized agent of Sanwa Electric Instrument Co Ltd for calibration and inspection of the equipment 3 Replacement of internal battery Method of replacement 1 Unfasten the screw on the battery cover using a Phillips screwdriver 2 Remove the battery cover and
28. ord to the line side line terminal Protection cover Main body protection cover Clip adapter Clip for measurement LED INSUL TEST VOLTAGE LED light up and blinking shows that measurement is under way Knob key Liquid crystal display LCD sanua N Label of warnings Protection cautions and operating cover instructions na TEER Art 3999 Count Bar Graph AUTO POWER SAVE WT 4M L Ie com se 40M PO INSUL TEST VOLTAGE pe6 sowiasy t Power Function knob LED INSUL TEST VOLTAGE Testipin lt 7 Clip adapter C Test rod Red Black Clip a 8 Return the Power Function knob to OFF after the completion of measurement A CAUTION To cancel the 02 ADJ REL function change the range or return the Power Function knob to OFF 7 Data hold measuring method When the data hold function is active the auto power save function is disabled 1 Data hold operation in normal measurement operation When the knob key is pressed again after starting measurement the data hold function starts DH display lights up to fix the measured value If the measured value is approx 0 10M or less in the 40MQ range and approx 0 015M or less in the 4MQ range the data hold function may be changed to the
29. portation 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 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 2 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 parts is 6 years after the discontinuation of manufacture Please note however if such parts become unavailable for reasons of discontinuation of manufacture etc the period of service may become shorter accordingly 39 Specifications Rated measurement voltage DC voltage Model Rated measurement voltage Accuracy when unloaded DG6 15V 25V 1 to 1 2 times or less the rated measurement voltage DG7 25V 50V 1 to 1 2 times or less the rated measurement voltage DG8 15V 50V 1 to 1 2 times or less the rated measurement voltage Voltage and current characteristics between measuring terminals Rated Measurement Rated Short circuit Resistance to allow measurement range meas
30. urement current current maintaining rated voltage Measurement voltage DC15V 40MQ Approx 30uA Approx 30uA Approx 0 55MQ or more DC15V 4MQ Approx 60uA Approx 60uA Approx 0 25MQ or more DC25V 40MQ Approx 50uA Approx 50uA Approx 0 55M2 or more DC25V 4MQ Approx 100uA Approx 100A Approx 0 26MQ or more DC50V 40MQ Approx 100uA Approx 100uA Approx 0 55M2 or more DC50V 4MQ Approx 200A Approx 200uA Approx 0 26M2 or more Measurement accuracy Guaranteed for one year Accuracy assurance temperature humidity range 23 C 5 C 80 RH or less Non condensing Rated measurement Measurement Measurement Measurement accuracy voltage range accuracy in 0Q ADJ REL operation mode DC15V 4M 40M 2 rdg 0 10 dgt 2 rdg 2dgt DC25V 4M 40M t2 rdg 0 7 dgt 2 rdg 2dgt DC50V 4M 40M 2 rdg 0 4 dgt 2 rdg 2dgt rdg reding dgt digits afd sania SANWA ELECTRIC INSTRUMENT CO LTD Dempa Bldg 4 4 Sotokanda 2 Chome Chiyoda Ku Tokyo Japan http www sanwa meter co jp 4 Press the knob key to start the measurement The LCD indicates over display After measurement starts the LED lights up LED light up Rated measurement voltage is being outputted between test pins LED blinking Voltage lower than the rated measurement voltage is being outputted between test pins 5 Read the displayed value Deduct the indicated value for short circuiting test pins 6
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