ETCR2800KC Split-core Ground Resistnace Detector 0.010O~100O

ETCR2900B Earth Resistance Online Detector 0.01O ~2000O RS485 Communication
Notice:
The standard package don't include batteries. Because, the international air shipping forbid to ship liquid, powder and batteries, we can not put them in the package box. Hope you can understand buy them in your local store or supermarket.
At the same time, please forgive us that we are unable to provide the English user manual. If you need it, please contact the customer service after purchase.
Thanks for your support!
Product Main Function

1. Online monitoring of grounding resistance, grounding voltage.

2.
Ground resistance: 0.01O ~2000O

3.
Communication method: RS485
4.
Monitoring Interval Time: Setting range of automatic monitoring interval time: 1-999 h

5.
Measurement rate: over 10000 times
6.
LCD Size: 128mm×75mm
ETCR2900B Earth Resistance Online Detector is high-tech product that our company has devoted to "grounding resistance detection technology research" for more than ten years, Using precision 3-wire or simple 2-wire measurement method to test the grounding resistance. Adopt average value rectification method to test grounding voltage, online detection, real-time monitoring. User can select RS232 or RS485 communication, according the protocol MODBUS to secondary development, build network, realize remote multipoint online monitoring etc.
ETCR2900B Earth Resistance Online Detector displayed by super large LCD, very clear and obvious. The alarm critical value can be set via the button, and with the sound and light alarm indication. Ensure the high accuracy, high stability and high reliability of real-time online monitoring of grounding resistance value in various place.
ETCR2900B Earth Resistance Online Detector Tester suitable for transmission line tower grounding, underground mine equipment grounding, weather lightning protection grounding, petrochemical grounding, communication base station grounding, power substation grounding, railway grounding, building warehouse grounding, electrical equipment grounding, etc.
Technical Parameter
Range Accuracy Resolution
Ground Resistance 0.01O ~20O ±2%rdg±3dgt (auxiliary ground resistance100O±5%, voltage to ground <10V) 0.01O
0.1O ~200O 0.1O
1O~2000O 1O
Ground Voltage 0~600V AC ±2%rdg±3dgt 1V
Measure Mode Precise 3-wire measurement, simple 2-wire measurement
Measure Method Ground resistance: rated current change-pole method, measured current11mA Max, 128Hz;
voltage to ground: average value ectification method.
Power Supply Standard: 12V±1VDC? 400mA Max (provided externally)
Weight Detector: 380g
Dimension 130mm×90mm×54mm
LCD Size 47mm× 28.5 mm
Measurement Time Voltage to ground: about 2 times/second; ground resistance: about 30 seconds/time
Measurement Rate Over 10000 times
Monitoring Interval Time Setting range of automatic monitoring interval time: 1-999 h
Instrument Interface Pluggable terminal blocks: 9 pin connector
Communication Method RS485
Data Storage 99 groups, flash display 99 symbol indicate storage is full
Data Access Data read function: READ symbol display
Overflow Display Exceed measurement range overflow function: OL symbol display
Alarm Audible and visible alarm
Power Supply Voltage When power supply voltage decreases to about 10V, power supply low symbol will display, and remind to replace the power.
Overload Protection Measurement ground resistance: E-P, E-C between each interfaces AC 280V/3 seconds
Electromagnetism IEC61010-4-3, Wireless frequency electromagnetic field=1V / m
Line Voltage Measuring the voltage to ground: Below AC 600V
Accessories Detector: 1PCS; 9P terminal block