Online monitoring of grounding resistance, grounding voltage.
1. Model No.: ETCR2900B
2. Ground resistance ：0.01Ω～2000Ω
3. Communication method ：RS485 or GPRS
4. Monitoring Interval Time :Setting range of automatic monitoring interval time :1-999 h
5. Measurement rate：over 10000 times
6. Power Supply : Standard：12V - 24V (±1VDC)、400mA Max（provided externally）
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.
ETCR2900B Accessories
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