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Specification
Brand : LJIA
BulletPoint : Built-in Non-Contact Grounding Resistance Online Detector built for online monitoring grounding down lead connection status, return circuit grounding resistance and metal return circuit connection resistance well-designed manufactured. on-line testing, non-contact measurement, grounding wire pass through the hole, real time on-line testing. Detector provides RS232 and RS485 signal interface, provides standard MODBUS-RTU communication protocol.
BulletPoint1 : Model Number: ETCR3000
BulletPoint2 : Measuring Range: 0.01Ω~2000Ω
BulletPoint3 : Testing Voltage: 0~600V
BulletPoint4 : Accuracy Class: 0.01Ω,1V
BulletPoint5 : Operating Temperature: -10°c~40°c;below 80%rh
Color : One Color
ExternallyAssignedProductIdentifier : 9454352903907
ItemName : Ground Tester, ETCR2800N Built-in Non-Contact Ground Resistance Tester Meter For Online Monitoring Earth Down Lead Connection Status,Safer and Faster
ItemPackageDimensions_Height : 1 centimeters
ItemPackageDimensions_Length : 3 centimeters
ItemPackageDimensions_Width : 2 centimeters
ItemPackageQuantity : 1
ItemTypeKeyword : ground-resistance-meters
Manufacturer : LJIA
Material : abs
ModelName : ETCR2800N
ModelNumber : ETCR2800N
NumberOfItems : 1
PartNumber : ETCR2800N
ProductDescription : Range：0.01~200 ohm; Resolution:0.001Ω
Output range：0.00Ω~200Ω
Accuracy：±2%rdg±3dgt(20℃±5℃,below 70%RH)
Power：6VDC~9VDC,50mA Max.
Weight：About 680g
Dimension：110mm×80mm×55mm
PCBSize：166mm×56mm×20mm
Ground wire perforation size：66mm×36mm
Connection line：1pcs/m (5-core cable)
Single measurement time：About 0.5 seconds
PCB interface：J1: signal output, power input interface J2: sensor and PCB connector

J1
P+: Power input is positive R+: Signal output is positive
P-: power input ground R-: signal output negative
GND: Signal ground, shorted to the power input ground (P-)

J2
I+, I-current coil interface ; U+, U-voltage coil interface; GND: Common ground

Communication Method：RS232, RS485 or MODBUS-RTU communication protocol
Overflow Indication：When the displayed value is over than 200Ω, the communication sends the “OLΩ” command.
<;40A/m
<;1V/m
Installation：Ground thread through the sensor center hole
Installation Requirements：The circuit board needs to be placed in other protective boxes to avoid rain and water immersion installation.
Power Supply：External power supply
Ground Interference Current：Should be avoided
Shift：automatic shifting
Accessories：Sensor: 1 piece; PCB module: 1 piece; connecting line: 1 piece
ProductSiteLaunchDate : 2025-03-25T03:42:04.055Z
Size : One Size
UnitCount : 1
UnspscCode : 41113600