ISO CE ETCR2800C Non-contact Grounding Resistance on-line Tester digital electric meter

Function

Loop grounding condition monitoring, metallic return connection resistance ,grounding conditions on-line monitoring

Power

6VDC~9VDC, 50mA Max.

Range of resistance

0.01Ω~200Ω

Resolution

0.001Ω

Display range

0.00Ω~500Ω

Accuracy

±2%rdg±3dgt(below 20°C±5°C,70%RH)

Grounding wire perforation size

60mm×30mm

Overflow indication

When the show value is beyond 500Ω,system software and LCD shows “OL Ω”sign

Connecting wire

A 1m long wire(5cores shielded wire))

Communication mode

Wired network:RS232,RS485 communication protocol

Wireless network:RS232,RS485,GSM communication protocol

Alarm indication

Detector Audible and visual alarm instructions

Alarm setting

Detector panel setting or on the software

Data display

4digits LCD direct indication

LCD Dimensions

47mm×28.5mm

Detector dimensions

175mm×170mm×130mm

Installing screw hole size

Φ8mm

Weight

960g

Working temperature and humidity

-20°C~55°C;20 %RH~90 %RH

Humiture error

Within 5%

Shift

Automatic shift

GND Interference Current

Prohibited

External Magnetic Field

 <40A/m

External Electric Field

 <1V/m

Single Measurement Of Time

About 0.5 second

Power Consumption

50mA Max.

Installation

Grounding wire through Detector centre bore

Level Of Protection

IP65

Installation Requirements

Avoid rain and water logging

Power Supply Mode

External power supply (Equipped by user)

Accessories

Detector:1set;Connecting wire:1PCS