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Sanwa PDR302, Инструкция по эксплуатации

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[2]  INTRODUCTION

1.5 V

〜

30 V

The Sanwa PDR302 Earth Resistance Meter is just the device to 

satisfy these requirements as it features solid-state circuitry and 

automatic direct reading of earth resistance using a battery-

powered constant-current system. Some of the main benefits and 

advantages of the PDR302 include:

− 16 −

Содержание PDR302

Страница 1: ...PDR302 EARTH RESISTANCE METER 取扱説明書 INSTRUCTION MANUAL ...

Страница 2: ...RATION 18 1 Arrangement of Auxiliary Earth Bars and Connections 18 2 Measurement of Earth Resistance Using the Tripolar System 19 3 Measurement of Earth Resistance Using the Bipolar System 19 4 Measurement of Leakage Voltage Using the ACV 20 5 Replacing the Batteries 20 6 Maintenance 21 5 SPECIFICATIONS 22 14 ...

Страница 3: ... 1 1 Warning Instruction for safe use 80 15 ...

Страница 4: ...ance Meter is just the device to satisfy these requirements as it features solid state circuitry and automatic direct reading of earth resistance using a battery powered constant current system Some of the main benefits and advantages of the PDR302 include 16 ...

Страница 5: ...ery check 9 E terminal for grounding 10 P S terminal for auxiliary grounding 11 C H terminal for auxiliary grounding 12 Panel 13 Rear case 14 E terminal connection cord black approx 5 m with alligator clip black 15 P S terminal connection cord blue approx 10 m with alligator clip blue 16 C H terminal connection cord red approx 20 m with alligator clip red 17 Lead wire reel x 3 18 Earth bars metal ...

Страница 6: ... at the earth poles read larger Normally the impedance of the power supplying constant AC current to E C H is high enough to prevent reading errors due to a slight increase of resistance However when the nets are used on a concrete surface wet them to enable better contact with the ground Measurement is not possible on asphalt surfaces Once the bars have properly set make connections as illustrate...

Страница 7: ...EASURE PUSH switch is pressed this means the batteries are low Replace them with new ones For details refer to 5 Replacing the Batteries 3 Measurement of Earth Resistance Using the Bipolar System 1 When earth is available whose resistance value has been already detected or whose resistance is extremely low and can be regarded as immaterial with respect to the earth resistance in question you can m...

Страница 8: ...leak 4 Earth voltage can be checked independently across E and P S without using the C H terminal 5 Replacing the Batteries 1 When the batteries are low the power indicator lamp ON starts blinking after the MEASURE PUSH switch is pressed When this happens replace the batteries with new ones Refer to Fig 4 for replacing the batteries 1 Never attempt to supply voltage over 30 V the maximum allowable...

Страница 9: ...ure to use specified batteries only Never mix different types or brands of batteries even if the rated voltage is the same 2 To avoid deterioration of performance use only brand new batteries when replacing batteries 6 Maintenance 1 Remove the batteries when not using the tester for extended periods 2 Do not drop the instrument or otherwise subject it to severe shock Do not expose it to high temper...

Страница 10: ...iary grounding value alarm LED lights at approx 10 kΩ or more 7 Battery Alarm Blinking LED approx 6 5 V operation voltage LED normally lights during measurement 8 Accuracy Guarantee Temperature Humidity Range 15 35 80 RH or less No dew condensation allowed 9 Operating Temperature Humidity Range 0 40 80 RH or less No dew condensation allowed 10 Accessories Measurement cords 1 ea black 5 m blue 10 m...

Страница 11: ...故障 4 電池の消耗による不動作 5 お買上げ後の輸送 移動 落下などによる故障および損傷 6 本保証書は日本国内において有効です This warranty is valid only within Japan い さ だ く 入 記 ご を 容 内 理 修 日 月 年 無償の認定は当社において行わせていただきます 保証書 ご氏名 ご住所 様 TEL 保証期間 ご購入日 年 月より 3 年間 型 名 製造No PDR302 この製品は厳密なる品質管理を経てお 届けするものです 本保証書は所定項目をご記入の上保管 していただき アフターサービスの際 ご提出ください 本保証書は再発行はいたしませんの で大切に保管してください 本社 東京都千代田区外神田2 4 4 電波ビル 郵便番号 101 0021 電話 東京 03 3253 4871 代 ...

Страница 12: ......

Страница 13: ...4 4 電波ビル 郵便番号 101 0021 電話 東京 03 3253 4871 代 大阪営業所 大阪市浪速区恵美須西2 7 2 郵便番号 556 0003 電話 大阪 06 6631 7361 代 SANWA ELECTRIC INSTRUMENT CO LTD Dempa Bldg Sotokanda2 Chome Chiyoda Ku Tokyo Japan 01 1405 2040 2040 植物油インキを使用しています ...

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