Online Earth Resistance Tester Grounding Resistance Online Detector

Description

Online Earth Resistance Tester Grounding Resistance Online Detector
Introduction
ETCR2900 Grounding Resistance Online Detector for on-line monitoring grounding system grounding resistance, equipotential bonding resistance and grounding voltage, resistance range: 0.01Ω ~ 2000Ω, voltage range: AC 0 ~ 600V. The detector 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.
ETCR2900 grounding resistance on-line Detector consists of detector, monitoring software, etc., displayed by super large LCD , very clear; ensure the high accuracy,  high stability and high reliability of real-time online monitoring of grounding resistance value in various place. 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.
specification
Online monitoring of grounding resistance, grounding voltage, equipotential bonding resistance, and low value resistance
Power Supply
Standard: 12V±1VDC
、
400mA Max; Optinal: 24V±1VDC
Test Method
precision 3-wire or simple 2-wire measurement method
Measurement Method
Ground Resistance
：
Rated current pole method, measuring current 11mA Max
，
128Hz
；
Ground Voltage
：
Average rectification
Data Mode
Average value
Dispaly mode
4 Digits large LCD display
Measurement Indication
In measurement,count down indication
LCD size
128mm×75mm; Display area:124mmX67mm
Tester Dimension
190mm×117mm×54mm
Measurement Time
Voltage to earth: about 2 times/seconds; Grounding resistance: about 30seconds/times
Measurement Times
Above 10,000 times
Line Voltage
Meausrement voltage to earth: AC below 600V
Tester Interface
Plug Terminal Block: 9-pin terminal block
Data Communication
RS485 (optional RS232).
Shift
Automatic shift
Data Storage
400 sets, flashes display "FULL"symbol indicate that storage full
Interval time
Automatic monitoring interval time of setting range: 1 ~ 999 hours
Data Access
Data access function: display "READ" symbol
Overfolw Indication
Over range overflow function: display"OL" symbol
Power Consumption
Standby
：
25mA Max
Measurement
：
400mA Max
Alarm Indication
audible and visual alarm
Power Voltage
When power voltage lower than 10V, display low power voltage symbol,and remind to replace battery
Tester Weight
450g
Working Environment
-10℃~40℃
；
below 80%rh
Store Environment
-20℃~60℃
；
below 70%rh
Overload Protection
In meausrment of ground resistance
：
E-P
、
E-C AC 280V / 3 seconds between each terminal
Insulation Resistance
above 10MΩ  (500V between circuit and outside shell)
Withstand Voltage
AC 3700V/rms(Between the circuit and the shell)
Electromagnetic characteristics
IEC61010-4-3
，
Wireless frequency electromagnetic field≤1V/m
Suitable Safty Standard
IEC61010-1
、
IEC1010-2-31
、
IEC61557-1,5
、
IEC60529(IP54)
、
Pollution 2
、
CAT Ⅲ 300V
PAYMENT INFORMATION:
1.We can accept Credit Cards,Paypal,T/T,Escrow and so on.
2.The buyer is responsible for any tax and/or duty charged by their country.
INTERNATIONAL SHIPPING:
The package will be shipped by EUB DHL, FEDEX or EMS. After we shipped the parcel,we'll fill in the tracking number and inform you by e-mail.Please write the correct address and telephone number when you make orders,so the courier can contact you when they deliver the parcel to you. Thanks！
WARRANTY INFORMATION:
1.All the products have been checked and packed in good condition before dispatch.
2.All the products with one year warranty.
3.If you find any quality problems,please send it back within 3 days,and we'll send you a new one or refund you the payment after we get the returned one.
4.Buyers have to pay for the return cost and we will pay the cost for resend
5.All products returned should be in new conditions.