Product Overview
The ETCR2900B Contact Online Ground Resistance Tester is a meticulously developed product by Wuhan鄂Electric Power Test Equipment Co., Ltd., designed for remote online monitoring of ground resistance, ground voltage, equipotential bonding resistance, low-value resistances, etc.
The ETCR2900B Contact Online Ground Resistance Tester uses a three-wire or two-wire method to test ground resistance, employs average rectification method for ground voltage measurement, and offers real-time online monitoring.
The ETCR2900B Contact Online Ground Resistance Tester supports RS485 and GPRS communications. Users can engage in secondary development, network setup, and implement remote multi-point online monitoring based on the provided MODBUS communication protocol.
ETCR2900B Contact Online Ground Resistance Tester with LCD display, allowing on-site viewing of the ground resistance value.
The ETCR2900B Contact Online Ground Resistance Tester allows for the setting of alarm threshold values through the instrument's keypad and features both audio and visual alarm indicators.
The ETCR2900B Contact Online Ground Resistance Tester ensures high precision, stability, and reliability for real-time monitoring of ground resistance values in various locations. The tester features a guide rail installation structure for easy installation.
ETCR2900B Contact Online Ground Resistance Tester is suitable for
Electrical facilities grounding
Road Equipment Grounding
Weatherproof lightning protection grounding
Communication Base Station Grounding
Transformer Substation Grounding
Railway facility grounding
Building warehouse grounding
Electrical Equipment Grounding
Product Features
Online monitoring of grounding resistance, grounding voltage, equipotential bonding resistance, and low-value resistances.
Product Features
1. Test grounding resistance using precise three-wire method or simple two-wire method; measure grounding voltage with average rectification method, and monitor in real-time online.
2. The tester supports RS485 and GPRS communication, allowing users to engage in secondary development, network construction, and implement remote multi-point online monitoring based on the provided MODBUS communication protocol.
3. Equipped with a display screen for on-site observation of grounding resistance values. Sound and light alarm indicator, with adjustable critical alarm levels. Settable automatic monitoring and recording interval.
Technical Specifications
