เครื่องวัดความต้านทานดิน (Clamp On Earth tester) รุ่น ETCR2100A+

ETCR2100A+ Digital Clamp On Ground Earth Resistance Tester Meter
(Round Mouth)

Feature:

• Made of high-quality materials, it is durable, wear-resistant and can be used for a long time.
• This type of resistance meter can self-test within 0.5 seconds and start up immediately, which is easy to use.
• The resistance range is 0.01-200&;, and the measurement accuracy is high and the rate is fast.
• With warning light, the beep and NOISE symbols flash, and the anti-interference ability is strong.
• Low power consumption, long battery life and long life.
• With fastening screws, it is safe and reliable, and it is easy to replace the battery.

Specifications:
Condition: 100% Brand New
Material: Plastic
Function: ground resistance test, loop resistance test
Power: 4 * 6V DC Battery (Battery not included)
Resistance range: 0.01-200&;
Resistance resolution: 0.001&;
Maximum resistance accuracy: ±1%±0.01&;
Data storage: 99 sets
Alarm threshold setting range:
Resistance: 1-199&;
Alarm sound and light: "Beep-beep" alarm sound, the alarm flashes, press the AL key to turn it on, turn off the alarm or set the alarm threshold.
Interference signal recognition: "Beep-beep" sound, NOISE flashes
Working temperature: -20 ° C -55 ° C
Humidity: 20% RH-90% RH
LCD screen: 4-digit LCD display
Screen size: Approx. 47*28.5mm / 1.9*1.1in
Fixture diameter: Approx. 32mm / 1.3in
Clamp opening range: 32mm
Weight: Approx. 2271g / 80.1oz
Size: Approx. 260mm×95mm×68mm/10.2x3.7x2.7in
Protection level: double insulation
Structural features: clamping CT
Shift: automatic shifting
External magnetic field: <40A / m
External electric field: <1V / m
Single measurement time: 0.5 seconds
Resistance measurement frequency: &; 1KHz
Measuring current frequency: 50 / 60Hz automatic measurement
Low battery indicator: The battery low indicator is displayed when the battery voltage is lower than 5.3V
Memory full indication: MEM flashes when all 99 memory is full
Overrange indication: Out of range indication "OL&;", "L0.01" or "OL A"
Auto power off: 5 minutes after startup
Power consumption: 50mA at startup or normal operation, 30 hours of continuous operation

Package list: 

1 * Clamp Resistance Meter (Battery not included)

1 * Aluminum Box

1 * Instruction Manual

1 * Test