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Hoyt 2734 ER, Инструкция по эксплуатации, Страница: 8 / 13

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- 6 -

①

C1 terminal  (Black test lead connection)

②

P1 terminal  (Green test lead connection)

③

P2 terminal  (Yellow test lead connection)

④

C2 terminal  (Red test lead connection)

⑤

LCD display 

⑩

Function switch

⑥

Rc LED

⑦

Rp LED

⑧

Noise LED

⑨

Test button

E

Rc

CAT

Ⅳ

EARTH

VOLTAGE

OFF

200V

20Ω 200Ω 2000Ω

2734 ER

4-Wire Earth Resistance Tester

TEST

PRESS TO:

Switch ON,

TEST,

SCROLL  RESULTS

Rp

Noise

MICROPROCESSOR

CONTROLLED

C1 ES

P1 S

Max.

AC  200V

P2 H

C2

①
②

③

④

⑤

⑥

⑦

⑧

⑨

⑩

5. INSTRUMENT LAYOUT

Содержание 2734 ER

Страница 1: ...2734 ER 4 WIRE EARTH RESISTANCE TESTER INSTRUCTION MANUAL...

Страница 2: ...INDEX Page 1 INTRODUCTION 1 2 SAFETY NOTES 2 3 FEATURES 3 4 SPECIFICATIONS 4 5 INSTRUMENT LAYOUT 6 6 MEASURING METHODS 7 7 MAINTENANCE 9...

Страница 3: ...llation CAT III Measurements performed in the building installation CAT II Measurements performed on circuits directly connected to the low voltage installation CAT I Measurements performed on circuit...

Страница 4: ...onditions 1 Indoor outdoor use 2 Installation Category 200V 3 Pollution Degree2 4 Altitude up to 2000m 5 Relative Humidity 80 max 6 Ambient temperature 0 40 Observe the International Electrical Symbol...

Страница 5: ...ounts 68x34mm large LCD display Earth Voltage measuring 0 200Vac Automatic C spike check 4 wire test only Auto power off Auto data hold Protective cover for terminals Robust compact and easy carry Mee...

Страница 6: ...200 0 1 0 2000 1 Measurement System Earth resistance by constant current inverter 820Hz approx 2mA Display LCD 3 digit 2000 counts Low Battery Indication Over Range Indication Data Hold indication Aut...

Страница 7: ...old feature instructions Press TEST button to begin test When results are displayed press TEST button again for display Press TEST button again to resume test Auto OFF feature instructions To disable...

Страница 8: ...ion C2 terminal Red test lead connection LCD display Function switch Rc LED Rp LED Noise LED Test button E Rc CAT EARTH VOLTAGE OFF 200V 20 200 2000 2734 ER 4 Wire Earth Resistance Tester TEST PRESS T...

Страница 9: ...with new batteries Do not apply voltage between the measuring terminals at earth resistance measurements 11 Earth voltage measurement 1 Test leads connection 5 10m Auxiliary earth spikes Earthed elect...

Страница 10: ...200 or 2000 when the connection is done and press the TEST button 3 Take the reading on the display Avoid test leads twisting tangling and making contact with one another as this may affect the measu...

Страница 11: ...for Rc Rp Rc When the Rc LED is lit this is an indicaton that there is no test current output Rp When the Rp LED is lit the R value on the LCD will display OL This is an indicaton that test Earth Resi...

Страница 12: ...ent 1 Disconnect the test leads from the instrument and remove the battery cover and the batteries 2 The batteries are situated under the tester 3 Replace with six 1 5V AA light batteries taking care...

Страница 13: ...W reserves the right to change specifications without notice Periodically wipe the case with a damp cloth and detergent Do not use abrasives or solvents WARNING To avoid electrical shock or damage to...

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