ETCR ETCR2800X 대구경 접지 저항 온라인 테스터 (130mm×20mm, 0.01Ω~10Ω, Closed Loop)

Sensor Perforation Size: 130mmX20mm

Sensor Size: 245mmX115mmX56mm

Weight: 1950g

Measurement Range: 0.01Ω~10Ω

Resolution: 0.001Ω

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

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

LCD Size: 47mmX28.5mm

PCB Size: 75mX×54mmX22mm

Installation Requirements: Installed in outdoor, and the circuit boards need to be placed in other protective boxes

Single Measurement Time: 0.5s 

PCB Interface

J1: Signal output, power input interface

J2: Sensor and PCB interface

J1 Mark

P+: Power input positive; R+: Signal output positive 

P-: Power input ground; R-: Signal output negative 

GND: Signal ground, short connect with power input ground (P-)

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

Overflow Indication: Display value> 100Ω，communication send “OL Ω” command

External Magnet: ＜40A/m

External Electric Field: ＜1V/m

Shift: Automatically

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

Accessories: Sensor: 1PCS; PCB Module: 1PCS; Connection line: 1PCS; Signal wire: 1PCS; Hex wrenches:1PC (only for ETCR2800X)

Catalog