Flameproof Type Earth Resistance Tester

Special Features:
<br>
1. Explosion-proof products, can be used in the corresponding e nvironment, the
shell is made of anti-stat i c engineering plastic and safer. <br>
2. Ex-mark: Exia II BT3Ga, Explosion-proof qualified No.: CE13.2263 <br>
3. When measuring the loop earth system, no need to disconnect the grounding
down leads, no need w it h auxiliary electrode. <br>
4. Clamp Earth Resistance Tester can measure the ground fault which can’t be
measured by traditional method, and apply in the situation where traditional methods
could not measure. <br>
5. Audible and visible alarm, data memory, data hold functions.
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<strong class="header-red-small"> Electrical Specification </strong><br>
<br>
<b> Clamp Size</b> 6 5mmX32mm <br>
<b> Clamp Opening Size</b> 32mm <br>
<b> Ex-Mark</b> Ex ia II BT 3Ga <br>
<b> LCD Screen</b> 4-bit LCD digital display, 47mm(L) × 28.5mm(W) <br>
<b> Data Storage</b> 99 unit <br>
<b> Audio-light alarm</b> "beep--beep--beep --" alarm sound. Press “AL” key to turn on and off <br>
<b> Alarm Critical Value Setting Range</b> Resistance:1-199 Ω <br>
<b> Working Temp</b> -20℃-55℃；10％RH-90％RH <br>
<b> Protection Level</b> Double insulation <br>
<b> Structure</b> Clamp CT <br>
<b> Shift</b> Automatic shift <br>
<b> External Magnetic Electric field</b> ＜40A/m；＜1V/m <br>
<b> Single Measurement Time</b> 0.5 s <br>
<b> Resistance Measurement Frequency</b> ＞1KHz <br>
<b> Power</b> 6VDC (4 PCS alkaline dry battery) <br>
<b> Dimension</b> Approx. 285mm(L)x85mm(W)x56 mm(H) <br>
<b> Weight</b> Approx. 1160gm. <br>
<b> Accessories </b> Test Ring, Batteries, User Manual &amp; Carrying case. <br>
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