ETCR ETCR2800KB Split Type Earth Resistance Online Detector (56mm×26mm, 0.01Ω~100Ω, Closed Loop)

Data Display: None(reading by RS485 protocol)

Overflow Indication: None

Alarm Indication: Audible and visible alarm

Alarm Setting: System software setting Detector panel setting, system software settings Range 0.01~100 Ω

Resolution: 0.001Ω

Accuracy: ±2%rdg±3dgt(20℃± 5℃,below 70%RH)

Power Supply: 6VDC~12VDC, 50mA Max.(External power supply, optional 4G 12VDC 150mA Max)

Power Consumption: 50mA Max.( optional GPRS 12VDC 150mA Max)

Explosion-Proof Mark: Ex ia ⅡBT3Ga(explosion-proof certification: CE18.2332X)

Waterproof Level: IP54

Detector Dimensions: 125mmX119mmX80mm

CT Size: 56mmX27mm

Communication Mode: RS485 (supports MODBUS-RTU communication protocol) or 4G communication (optional)

Normal 4G Version

LTE-FDD B1/B3/B5/B8

LTE-TDD B34/B38/B39/B40/B41

Global 4G Version

LTE-FDD B1/B2/B3/B4/B5/B7/B8/B12/B13/B18/B19/B20/B25/B26/B28

LTE-TDD B38/B39/B40/B41

WCDMA B1/B2/B4/B5/B6/B8/B19

GSM B2/B3/B5/B8

Working Temperature & Humidity: -20℃~55℃; 20％RH~90％RH

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