FunctionsReturn circuit ground resistance, metallic return connection resistance, grounding conditions on-line monitoringPower Supply6VDC~9VDC, 50mA Max.Resistance Range0.01Ω~200ΩResolution0.001ΩAccuracy±2%rdg±3dgt(20C±5C,below70%RH)Grounding Wire Perforation Size60mm×30mm, closed mode (60mm×4mm steel flat or external diameter 30mm electric cable)Connecting LineA one meter long wire (5cores shielded wire)Connection IdentifierRed/brown---power supply input anode.Black--- power supply input cathodeBlue---RS485 signal anode.Grey---RS485 signal cathode.White--- analog grounding (power supply input cathode can connects with analog grounding by short circuit connection).Communication ProtocolRS485 standard MODBUS-RTU communication protocolDetector Dimensions175mm×170mm×130mmInstalling Screw Hole SizeΦ8mmQualityDetector:960gWorking Temperature And Humidity-10C~40C, 20%RH~90%RHHumiture ErrorWithin 5%ShiftAutomatic shiftGND Interference CurrentProhibitedExternal Magnetic Field<;40A/mExternal Electric Field<;1V/mSingle Measurement Of TimeAbout 0.5 secondPower Consumption50mA Max.InstallationGrounding wire through Detector centre boreLevel Of ProtectionIP65Installation RequirementsAvoid rain and water loggingPower Supply ModeExternal power supply (Equipped by user)Notices:1. To avoid injury or damage to the meter, do not wet the meter.Before opening the housing or the battery cover, disconnect the test lead from the input signal.
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