絶縁抵抗計 取扱説明書 Instruction Manual 保証規定 保証書
Contents
1. 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 DG9 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 A WARNING and A2. 7 8 LCD 4000 N 2 DC50V 1 1 2 20 DC125V 1 1 2 3 2 7V kl 23C 5C 80 HRH MOA ICL eee I5C 40C 80 RHLIF 4BOAVICL 10C 50C 80 RH LR44 x2 o 30 117 H x76 W x18 D mm 125g 50cm CL 15
3. 3 OFF 4 EARTH 1 2 1 2 3 4 50V 125V 5 6 7
4. ON 60mW 12mW 4mW 0 1mW ON OFF 10 DG9 AC250V 50 60HZ ON OFF 30 12 mobiken INSULATION TESTER DG9 Instruction Manual 3 1 OFF KNOB 30 OFF 3 2 KNOB MEA DH MEA OFF KNOB LED KNOB DH
5. 8 9 10 11 OFF 12 OFF KNOB OREL AEL Sanula 73999 Count Bar Graph PusH men 70H on 40M j ty calf oFF INSUL VOLTAGE pe9 iken LED INSUL TEST VOLTAGE Fahey Se 6 1
6. 6 sanla ZME SARNA 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 INK 04 1107 2040 2040 4 1 E 2 2 90 LED 3
7. 1 1 2 3 1 2 3 4 4
8. 9 5 OFF 4MO 40MO 400MO XXXXMO KNOB LCD LED 90 KNOB DH LED KNOB OFF 1 DH KNOB DH LED 2 LED
9. 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 10 f i sanla i i y NL TRA DG9 ue i 1 H i i i TEL ZWAR SERASA i ony 2 4 4 3 SAER 101 0021 RAOK 03 3253 4871 N 7 f 3 1
10. 1KO 1KQ 400MQ CF LED 3 KNOB MEA DH 50cm EARTH LINE LED INSUL TEST VOLTAGE LED
11. 4 30 ae pe 7 8 spent eis Bt Ra ert te te 10 4 5 205 8604 4 7 15 TEL 042 554 0113 FAX 042 555 9046 5
12. 3 amp E NO wemmem em I CET 2 II H E 800 1 5 25 DC50V 4MO 175uA 175uA 300KO DC50V 40MO 52uA 52MA 1MO DC125V 40MO 130uA 130uA 1MQ DC125V 400MO 13MA 13MA 10MO 23C 5C 80 RH 1 DC50V 4M 40M 2 rdg 0 4 dgt DC125V 40MQ 2 rdg 2dgt DC125V 400MQ 3 rdg 2dgt rdg reding dgt digits 4MO 3 999MO 0 001MO 40MO 39 99MO 0 01MO 400MO 399 9MO 0 1MO 3V
13. KNOB DH LED 3 3 LED LED INSUL TEST VOLTAGE 7 1 3 2 1 2 3
14. 3 Part names and functions Power Function knob Power and measurement range switching knob Knob key MEA DH switching knob LCD display Display for measurement data hold etc Test cord 50cm Connect the black test cord to the earth side earth terminal Connect the red test cord to the line side line terminal Label Denotes warnings cautions and operating instructions 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 5 Measuring method 1 Measurements can be made by connecting the clip adapter to the test pin 2 Move the Power Function knob from OFF to the measurement range 4MQ 40M 400M9 3 All the LCD displays on the main body light up once and then XXXXMQ is displayed This has no bearing on measured values 4 Press the knob key and start the measurement The LCD indicates the over display After measurement starts the LED lights up 5 Set the test pin on the measuring object and make a measurement The measuring time is approx 90 seconds 6 Press the knob key again and the data is fixed DH is displayed and voltage generation stops at the same time LED goes out 7 To make another measurement press the knob key again and repeat Step 3 and thereafter 8 Return the Power Function knob to OFF after measurement A CAUTION 1 When DH is displayed during Step
15. Move the Power Function knob from OFF to the measurement range and press the knob key to start a measurement MEA LED lights up Press the knob key momentarily To enter the data hold DH mode press the knob key after measurement starts DH lights up At the same time generated voltage is disabled LED goes out 3 3 LED display The LED light up blinking display shows that measurement is in progress INSUL TEST VOLTAGE Voltage for measuring insulation resistance 7 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 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 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 op
16. 1 sanwa DG9 AMADA BE OAS ORGS ASRS 1 1 DH cc 2
17. CAUTION to avoid accidents involving shock hazards injuries and damages 1 1 Information of warning marks and other symbols 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 DH Data hold display While DH is displayed the auto power save function is disabled Low Battery warning display Denotes equipment protected by double insulation or reinforced insulation 2 Features 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 Wide measurement range 1K to 400M 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
18. Non condensing Storage temperature humidity range 10 C 50 C 80 RH or less Non condensing Power supply Alkaline button cell battery LR44 x2 In approx 30 minutes after operation is terminated Aut ti Bt OW Seve ume Except when the data hold function is active Main body dimensions 117 H x 76 W x 18 D mm and weight 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 I Overvoltage category Number of measurable times at the minimum resistance to allow maintaining the rated measurement voltage Number of measurable times continuous Approx 800 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 The specifications and appearance of the product listed here are subject to change without notice for the reasons of improvement and others att sanla SANWA ELECTRIC INSTRUMENT CO LTD Dempa Bldg 4 4 Sotokanda 2 Chome Chiyoda Ku Tokyo Japan http www sanwa meter co jp 4 Notes for measurement A A 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 expire
19. 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 Specifications 10 Rated measurement voltage DC voltage Rated voltage Accuracy when unloaded DC50V 1 to 1 2 times or less the rated measurement voltage DC125V 1 to 1 2 times or less the rated measurement voltage Voltage between measuring terminals measurement range voltage Rated Measurement Rated measurement current current Short circuit Resistance to allow maintaining rated measurement voltage DC50V 4MQ Approx 175uA Approx 175uA Approx 300KQ or more DC50V 40MQ Approx 52uA Approx 52uA Approx 1MQ or more DC125V 40MQ Approx 130uA Approx 130A Approx 1MQ or more DC125V 400MQ Approx 13uA Approx 13uA Approx 10MQ or more less Non condensing Measurement accuracy Guaranteed for one year Accuracy assurance temperature humidity range 23 C 5 C 80 RH or Rated measurement voltage Measurement range Measurement accuracy DC50V 4M 40M 2 rdg 0 4 dgt DC125V 40MQ 2 rdg 2dgt DC125V 400MQ 3 rdg 2dgt rdg reading dgt digits Measurement range display Measurement range Max display Resolution 4MQ 3 999MQ 0 001MQ 40MQ 39 99MQ 0 01MQ 400MQ 399 9MQ 0 1MQ Power requirement When the batte
20. 4 press the knob key again The DH display goes out with keeping the state of Step 6 with the LED gone out 2 When the LED is blinking the measurement is being made at lower than the rated measurement voltage 3 Do not leave the equipment in the data hold status In the data hold status the auto power save function is disabled Return the Power Function knob to OFF promptly 4 Voltage on the positive side is outputted on the earth side black test cord 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 Do not operate the equipment with wet hands Use caution in handling a sharp edge of the test pin Do not touch the test pin during measurement The test pin is emitting voltage 50V 125V 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 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 lo
21. ement 1 Unfasten the screw on the battery cover using a Phillips screwdriver 2 Remove the battery cover and 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 sania mobiken INSULATION TESTER DG9 Instruction Manual 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 function is disabled 3 2 Knob key function Used for measurement starting measurement MEA data hold DH functions
22. eration due to a discharged battery 5 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 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 39 General Specifications Display LCD max display 4000 Over display The value at the highest digit blinks Number sampling rate Approx 2 times sec Bar graph sampling rate Approx 20 times sec Approx 3 seconds or less Response time Por time until the specified accuracy is achieved mark lights up Low Battery Indicati i AD Battery voltage Approx 2 7V Accuracy assurance 23 C 5C 80 RH or less temperature humidity range Non condensing Operating temperature 5 C 40 C 80 RH or less humidity range
23. ry voltage is 3V Max power Unloaded max Power during Power in power consumption power power on save mode Approx 60mW Approx 12mW Approx 4mW Approx 0 1mW Over input voltage Model Max overvoltage 10 seconds at the time of power on and power off DG9 250V AC 50 60Hz ON OFF 30 seconds 12
24. s in about 90 seconds 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 The auto power save mode automatically starts if there is no key operation for about 30 minutes except in the data hold mode 5 In the over display the highest order digit blinks 6 When insulation resistance including capacitive component and distributed capacity component is measured the indicated value may not be stable 7 The lower is the measured value the more power consumption is required For this reason it is required to complete measurement quickly 8 When the internal batteries are drained display may suddenly appear due to large power consumption when the measurement value is small 9 Deduct the measurement portion of short circuiting between the test pins from the measured value 10 Before measurement check the cord for damages 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
25. w 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 RON Label of warnings Protection cautions and operating cover instructions kKnob key Liquid crystal display LCD 3999 Count Bar Graph INSUL Test VOLTAGE E DG ovas t Power Function knob LED INSUL TEST VOLTAGE Test pin V Clip adapter Test rod Red Black Clip 6 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 If 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 replac
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