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EXTECH7305接地電阻測(cè)試儀
EXTECH7305接地電阻測(cè)試儀詳細(xì)介紹
·內(nèi)建10組程序記憶、每一組3個(gè)測(cè)試步驟可進(jìn)行程序記憶步驟的連結(jié)測(cè)試。
·開(kāi)機(jī)自我檢測(cè)功能的測(cè)試，可于測(cè)試前進(jìn)行判定各項(xiàng)測(cè)試功能是否正常。
·測(cè)試線路阻抗自我歸零校整功能，確保測(cè)試結(jié)果的準(zhǔn)確性。
·前面板軟件輸入校正。
·時(shí)間與日期的設(shè)定，可設(shè)定校正時(shí)間及預(yù)警時(shí)間提醒使用者。
·內(nèi)建PLC Remote遙控界面。
·鍵盤(pán)鎖定,安全鎖定功能。
SPECIFICATIONS | |||||||||||||||||
MODEL | 7305 | 7314 | 7315 | 7316 | |||||||||||||
GROUND BOND | |||||||||||||||||
Output AC Current | 3 - 30A | 1 - 40A | 1 - 30A | 1 - 60A | |||||||||||||
Output AC Voltage | 6V, Maximum | 8V, Maximum | 6V, Maximum | 12V, Maximum | |||||||||||||
Output Frequency | 50Hz/60Hz ±100ppm, Userion | ||||||||||||||||
SETTINGS | |||||||||||||||||
Max-Limit | Resistance | 0-510mΩ | 0-120mΩ | 0-600mΩ | 0-200mΩ | 0-150mΩ | 0-510mΩ | 0-120mΩ | 0-600mΩ | 0-300mΩ | 0-150mΩ | ||||||
Range | AC Current | 3.0-10.0A | 10.1-30.0A | 1.00-10.00A | 10.01-30.00A | 30.01-40.00A | 1.00-10.00A | 10.1-30.00A | 1.00-15.00A | 15.01-30.00A | 30.01-60.00A | ||||||
Resolution | 1mΩ | ||||||||||||||||
Accuracy | Same as Resistance Measurement Accuracy | ||||||||||||||||
Min-Limit | Resistance | - | 0-600mΩ | 0-200mΩ | 0-150mΩ | 0-510mΩ | 0-120mΩ | 0-600mΩ | 0-300mΩ | 0-150mΩ | |||||||
Range | AC Current | - | 1.00-10.00A | 10.01-30.00A | 30.01-40.00A | 1.00-10.00A | 10.1-30.00A | 1.00-15.00A | 15.01-30.00A | 30.01-60.00A | |||||||
Resolution | 1mΩ | ||||||||||||||||
Accuracy | Same as Resistance Measurement Accuracy | ||||||||||||||||
Lead Resistance Offset | Range | 0 - 100 mΩ, Auto/manual | |||||||||||||||
Resolution | 1mΩ | ||||||||||||||||
Accuracy | ±(2% of setting +2 counts) | ||||||||||||||||
Dwell Time | Range | 0, 0.5 - 999.9 sec (0 = continuous) | |||||||||||||||
Resolution | 0.1 sec | ||||||||||||||||
Accuracy | ±(0.1% + 0.05sec) | ||||||||||||||||
MEASUREMENT | |||||||||||||||||
AC Current | Range | 3.0 - 30.0A | 1.00 - 40.00A | 1.00 - 30.00A | 1.00 - 60.00A | ||||||||||||
Resolution | 0.1A | 0.01A | 0.01A | 0.01A | |||||||||||||
Accuracy | ±(2%of reading +1count) | ±(3%of reading +3counts) | ±(3%of reading +3counts) | ±(3%of reading +3counts) | |||||||||||||
Resistance | Range | 0-510mΩ | 0-120mΩ | 0-600 mΩ | 0-600 mΩ | 0-200 mΩ | 0-150 mΩ | 0-510 mΩ | 0-510 mΩ | 0-120 mΩ | 0-600 mΩ | 0-600 mΩ | 0-300 mΩ | 0-150 mΩ | |||
3.0-10.0A | 10.1-30.0A | 1.00-5.99 A | 6.00-10.00 A | 10.01-30.00 A | 30.01-40.00 A | 1.00-2.99 A | 3.00-10.00 A | 10.01-30.00 A | 1.00-5.99 A | 6.00-15.00 A | 15.01-30.00 A | 30.01-60.00 A | |||||
Resolution | 1 mΩ | ||||||||||||||||
Accuracy | ±(2%of reading +1count) | ±3% of reading +3 counts) | ±(2% of reading +2 counts) | ±(3% of reading +3counts) | ±(2% of reading +2 counts) | ±3% of reading +3 counts) | ±(2% of reading +2 counts) | ||||||||||
GENERAL | |||||||||||||||||
Input Voltage AC | 115/230Vac±15%, 50/60Hz ± 5%, Fuse 6.3A f7305/7315 model, 10A f7314 model, 15A f7316 model | ||||||||||||||||
PLC Remote Control | Input: Test , Reset,WithstProcessing ,(Memory1.2.3, Interlock f7314/7315/7316 model only) | ||||||||||||||||
Output: Pass , Fail , Processing , Reset Out , Start Out | |||||||||||||||||
Memory | 5 memories | 10 memories, 3 steps/memory | |||||||||||||||
Display | 16×2 LCD with back light | 128×64 Graphic LCD | |||||||||||||||
Key Lock | To prevent unauthorized alteration of the test Parameters | ||||||||||||||||
Calibration | Build-in software external calibrated meters | ||||||||||||||||
Verification | - | Build-in software driven verification menu to test fault detection circuits | |||||||||||||||
Alarm Volume Setting | - | Range: 0-9 ;0=OFF, 1 is softest volume, 9 is loudest volume. | |||||||||||||||
Environment | 0-40℃, 20-80%RH | ||||||||||||||||
Dimension | 280(W)×89(H)×370(D)mm | 215(W)×89(H)×430(D)mm | 215(W)×89(H)×370(D)mm | 430(W)×130(H)×400(D)mm | |||||||||||||
Net Weight | 10Kg | 14Kg | 8.7Kg | 20Kg | |||||||||||||
STANDARD ACCESSORIES | |||||||||||||||||
Power Cord(10A) | ×1 | ×1 (15A) | |||||||||||||||
Fuses | ×2 (Including a spare contained in the fuse holder) | ×1(On Board) | |||||||||||||||
Interlock Disable Key(1505) | - | ×1 | ×1 | ×1 | |||||||||||||
Ground Bond Test Lead 30A ,1.5m(1103) | - | - | ×1 | - | |||||||||||||
Ground Bond Return Lead 30A ,1.5m(1104) | - | - | ×1 | - | |||||||||||||
Ground Bond Return Lead 30A ,1.6m(1122) | ×1 | - | - | - | |||||||||||||
Ground Bond Test Lead 30A,1.6m(1131) | ×1 | - | - | - | |||||||||||||
Ground Bond Test Lead 40A,1.6m(1137) | - | ×1 | - | - | |||||||||||||
Ground Bond Return Lead 40A,1.6m(1138) | - | ×1 | - | - | |||||||||||||
Ground Bond Test Lead 60A,1.65m (1160) | - | - | - | ×1 | |||||||||||||
Ground Bond Return Lead 60A,1.65m(1161) | - | - | - | ||||||||||||||