Driven by a vision to achieve significant growth in the industry, we are engaged in supplying Digital Ground Resistance Tester. The tester is attached with a smart integrated homogenous illumination. Our diligent procuring agents obtain the system from the most authentic vendors of the market. The Digital Ground Resistance Tester has a wide application area. We offer the system at the cost effective prices and are known for their features such as no energy decay and 100% Quality Assurance at very high speed.
Specification :
Model | RTCR3000 Digital Earth Resistance Tester |
Earth Resistance | Range : 0.01Ω-2000Ω: Resolution : 0.01Ω; Accuracy: +2%rdg +3dgt |
Earth Voltage | Range : 0V-600VAC; Resolution : 1V; Accuracy: +2%rdg +3dgt |
Power Supply | DC 9V (Alkaline dry battery LR141.5V6 PCS, continuous standby for 300 (hours) |
Tester Dimension | LWH:215mm X 190mm X 95mm |
Weight | 1443g (with batteries) |
Measuring Method | Earth ground resistance: constant current change-pole method, measurement current 3mA Max, 820Hz; Voltage to ground: average value rectification |
Measuring Times | Over 5000 times (20Ω range measuring 10Ω for one time and repeat after 25 seconds) |
Measuring Rate | Earth voltage measurement: 3 times/ seconds; Earth resistance : 5 seconds / time |
Data Storage | 400 sets, flash display "FULL" icon to indicate storage is full |
Data Hold | Data hold function: "HOLD" icon display |
Data Read | Data hold function: "READ" icon display |
Overflow Display | Exceeding measuring range overflow function: "OL" icon display |
Circuit Voltage | Measuring voltage to ground: measuring below AC 600V |
Auxiliary Earthing Rod | 2 PCS:Φ10mm X 150mm |
Testing Wires | Five wires : each for Red 20m, yellow10m, green5m, red 1.6m, green 1.6m |
RS232 Interface | Posses RS 232 interface, software supervision, storage data can be uploaded to computer, preserved and printed. |
Wire Resistance Verification | Avoid error caused by testing wire such as failed to be fully inserted into tester interface or by poor contact or by user' s replacing or lengthening testing wires, making it more accurate for earth ground resistance measurement |
Alarm Function | When measuring value exceeds alarm setting value, there is “Toot-toot-toot†alarm hint |
Auto Power-off | 15 Minute after power on, it will power off automatically to lower the power consumption |
Battery Voltage | When battery voltage decreases to about 7.8V, battery voltage low icon will display, reminding to replace battery. |
Overload Protection | Measuring earth ground resistance: between each interfaces of E-P,E-C, AC 280V/3 seconds. |
Electromagnetic Features | IEC61010-4-3, wireless frequency electromagnetic field <1V/m |
Power Consumption | Backlight:25mA Max: standby: 25mA Max (Backlight shut off); Measurement: 70mA Max (backlight shut off) |
Accessories | Tester: 1PC; Earthing Rod:2PCS, Testing Wire: 3PCS, simple wire: 2PCS; RS232 Com-cable: 1PCS; Software disk: 1 PC; Tester bag : 1PC |