Amprobe GP-2 Geo-Test Manual de usuario

GP-2 GeoTestEN - 1GP-2 GeoTest Instruction Manual

GP-2 GeoTestEN - 10Press GO to take the measurement and read the result on the display. At theend of the test, a screen similar to the following will

GP-2 GeoTestEN - 11secondary display on the left-hand side = 003 (no. of measurements = 3means that 3 earth measurements have been taken consecutively

GP-2 GeoTestEN - 124.2. EARTH 3 WIRESThe measurement is taken according to what is prescribed for CEI 64.8, IEC 781, VDE0413, EN61557-5 standards.ESHE

GP-2 GeoTestEN - 13secondary display on the left-hand side is updated. This counter indicates thequantity of measurements included in the calculation

GP-2 GeoTestEN - 14NOTE! A test with a result over 700Ω is not inserted in the calculation of average value.Example:1st measurementMain display: 1,07Ω

GP-2 GeoTestEN - 154.3. "ρρ" MODE (Resistivity of the Earth)The measurement is taken according to CEI 64.8, IEC 781, VDE 0413, EN61557-5stan

GP-2 GeoTestEN - 16F Position the switch on ρρ.Display appearance:--- --- ρρ 0 0 V 010010 ft/mTo select the distance D between the rods. This par

GP-2 GeoTestEN - 17NOTE! Regardless on the unit of distance D, which is set up (either ft or m) theresistivity will be automatically calculated in Ohm

GP-2 GeoTestEN - 18Press SAVE to store the test results in memory (see paragraph 5.1).Example:You position the rods at a distance D of 3 feet and take

GP-2 GeoTestEN - 194.4. ANOMALOUS SITUATIONS WHICH CAN OCCUR DURING TESTSFνν - - -- - -PP - - - - - -If the voltmetric circuit (red and g

GP-2 GeoTestEN - 21. PRECAUTIONS AND SAFETY MEASURES ...31.1. PRELIMINARY INSTRUCTIO

GP-2 GeoTestEN - 20Fνν - - -- - -PP ccIn case both the amperometriccircuit and the voltmetric circuitare interrupted, when pressing G

GP-2 GeoTestEN - 21Fνν - - -- - - UC UC - - -If the instrument measures aninterfering voltage higher than 30Von the amperometric circui

GP-2 GeoTestEN - 225. HOW TO SAVE, RECALL AND CANCEL DATA5.1. TO SAVE: "SAVE" KEYIf you want to save the test results:Press SAVE once.MEM

GP-2 GeoTestEN - 235.2. TO RECALL: "RCL" KEYIf you want to review the test results:1. Press RCL.MEM 003003If the memory containsmeasu

GP-2 GeoTestEN - 245.3. TO CANCEL: "CLR" KEYIf you want to delete the test results:1. Press RCL. A screen similar to the following will be d

GP-2 GeoTestEN - 25Press ESC again to return to the selected measuring function.Ex.: 97 test results have been saved.You want to clear from the 43rd t

GP-2 GeoTestEN - 266. RESET AND DEFAULT PARAMETERSThis paragraph describes the HARD RESET procedure and the default parameters setwhen a HARD RESET pr

GP-2 GeoTestEN - 277. CONNECTING THE INSTRUMENT TO A PCConnect the instrument to a PC through the RS-232 port with the supplied cable.Refer to softwar

GP-2 GeoTestEN - 288. MAINTENANCE8.1. GENERALGP-2 GeoTest is a precision instrument. During its use and for its storage follow therecommendations and

GP-2 GeoTestEN - 299. TECHNICAL SPECIFICATIONS9.1. TECHNICAL FEATURESResistance measurementRange (**)(ΩΩ)Resolution(ΩΩ)Accuracy (*)0.01 ÷ 19.99 0.0120

GP-2 GeoTestEN - 31. PRECAUTIONS AND SAFETY MEASURESThis instrument complies with European Community (EC) standards: EN61557-1,EN61557-5 and EN 61010-

GP-2 GeoTestEN - 30Resistivity measurement ρρRange (**) Resolution Accuracy (*)0.6-125.6 Ωm 0.1 Ωm0.125 – 1.256 kΩm 0.001 kΩm1.25-19.99 kΩm 0.01 kΩm20

GP-2 GeoTestEN - 31General featuresMechanical featuresDimensions: 222 (L) x 162 (W) x 57 (H) mmWeight (batteries included): about 1000gPower supplyBat

GP-2 GeoTestEN - 329.2. OPERATING CONDITIONS9.2.1. Environmental conditionsReference temperature: 73 ± 41 F (23° ± 5°C)Operating temperature: 14 ± 12

GP-2 GeoTestEN - 3310. SERVICE10.1. WARRANTYThis instrument is guaranteed against any defects in material and manufacturing for oneyear, in compliance

GP-2 GeoTestEN - 34A report should accompany the returned product, stating the reason(s) for return.The unit should be packed in its original carton o

GP-2 GeoTestEN - 3511. PRACTICAL REPORTS FOR ELECTRICAL TESTS11.1. EARTH RESISTANCE MEASUREMENTPURPOSE OF THE TESTThis test is carried out to make sur

GP-2 GeoTestEN - 36EXAMPLE OF EARTH RESISTANCE MEASUREMENTYou must test equipment protected by a RCD at 30 mA. Measure the earth resistanceaccording t

GP-2 GeoTestEN - 37For large earth plantsThis procedure is also based on the voltamperometric method, but it is mainly used whenit is difficult to pos

GP-2 GeoTestEN - 3811.2. EARTH RESISTIVITY MEASUREMENTPURPOSE OF THE TESTThis test is intended to analyze the resistivity value of the ground in order

GP-2 GeoTestEN - 39The measuring method allows definition of the specific resistance up to the depthapproximately corresponding to the distance “a” be

GP-2 GeoTestEN - 4F Use the instrument in TT, TN, IT system and industrial, civil, medical electrical plants,in normal conditions (contact voltage lim

GP-2 GeoTestEN - 40parallel, especially if those elements are close and therefore interactive. For thisreason, in case of a linked system the followin

AMPROBEMIAMI, FLTel: 305 423 7500Fax: 305 423 7554www.amprobe.comTecnical Support:www.amprobe.com800 327 5060

GP-2 GeoTestEN - 52. GENERAL DESCRIPTIONThank you for purchasing a quality AMPROBE Test Instrument. This instrument will provide youwith accurate and

GP-2 GeoTestEN - 62.1. INSTRUMENT DESCRIPTIONOFFESCDISPSAVERCLGOCLRFigure 1: Front panelRotary switch:Permits selection ofthe desired functionssttDIST

GP-2 GeoTestEN - 7F Displays the average value of the earth resistivity, calculated on thebasis of all valid measurements taken.F Selects the distance

GP-2 GeoTestEN - 83. PREPARING THE INSTRUMENT3.1. INITIAL CHECKThis instrument has been carefully checked for proper electrical and mechanical functio

GP-2 GeoTestEN - 94. SWITCH FUNCTIONS4.1. EARTH 2 WIRESWhenever it is not possible to drive rods into the ground to take a 3-wire measurement, orin ca