Description: Ground Resistance Detector Non-Contact Online Earth Resistance Tester 200Ω Instruction:ETCR2800B Non-Contact Grounding resistance Online Detector used for on-line monitoring the earthing resistance of earthing system, measure range: 0.010Ω~200Ω. On-line testing, non-contact measurement, grounding wire pass through the perforation of the detector, definitely not influence grounding for lightening effect and normal operation, real time on-line testing. Use by RS485 wire communication or GPRS wireless communication data transmission, realize remote online monitoring .Detector built-in sensor and circuit board, completely sealed, ensure high-accuracy, high stability and high reliability of long time on-line monitoring at field and indoors.ETCR2800B Non-Contact Grounding resistance Online Detector, equipped with GPRS communication and RS485 interface, can build a network system to realize real-time detection and remote monitoring. Product Main Function 1. On - line monitoring the earth resistance of grounding system2. Measure Range: 0.010Ω~200Ω3. With GPRS communication and RS485 interface4. Network system can be built to realize real-time detection and remote monitoring5. EX-Mark: ExiaⅡBT3Ga6. Explosion Proof Certification: CE18.2332X Specification:Function Return circuit grounding resistance on-line monitoring, metal return circuit resistance connection online monitoring, grounding condition monitoring. CT structure Closed loop(B\C Model);Spilt core(KB\KC Model) Power Supply Detector：6VDC～12VDC，50mA Max(GPRS 12VDC 150mA Max). (Ui：6V；Ii：50mA；Ci:0μF；Li:0mH；Pi：0.1W)（User supply)，Instrument and safety barrier matching relation：Uo≤Ui，Io≤Ii，Po≤Pi，Co≥Ci，Lo≥Li。 Resistance Range 0.01Ω~200Ω Resolution 0.001Ω Accuracy ±2%rdg±3dgt(20℃±5℃，below 70%RH) CT Size 60mmx28mm Overflow IndicationNone Connection line 1pcs ,1 meter cord(5 core wire) Connection Identifier Red/brown---power supply input anode; Black--- power supply input cathode; Blue---RS485 signal anode; Grey---RS485 signal cathode; White--- grounding wire shield (power supply input cathode can connects with analog grounding by short circuit connection) Communication Method Wired network: RS485 communication protocol(support MODBUS) Wireless network: RS485 or GPRS communication protocol(support MODBUS) Network Points Wired network: 1 ~ 250 grounding points, scalable Wireless network: 60000 grounding points, can be expanded Communication distance Wired network: about 1500m,scalable Wireless network: not limited Alarm Indication the detector sound-light alarm Alarm Setting System Software Settings Data Display None Dimensions Detector: 132mm × 130mm × 76mm Weight Detector: 1KG Working Temperature And Humidity -20℃~55℃;20%RH~90%RH Humidors Error Within 5%S hift Automatic shift Grounding Lead Interference Current Should be avoid External Magnetic Field <40A/m External Electric Field <1V/m Single Measurement time About 0.5 second Working current Detector: 50mA Max.(GPRS: 12VDC 150mA Max) Explosion-proof mark Ex ia ⅡB T3 Ga Explosion-proof Certification CE18.2332X. Protection Level IP54 Power Supply Mode External power supply (Equipped by user)Packing : Package Outer package Carton Inner package None Accessory Meter 1 pcs Power and Communication Cable 1 pcs Manual 1 pcs Certificate 1 pcs Warranty Card 1 pcs
Price: 202.5 USD
Location: 合肥
End Time: 2024-05-23T13:09:18.000Z
Shipping Cost: 0 USD
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Item Specifics
Restocking Fee: No
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money back or replacement (buyer's choice)
Country/Region of Manufacture: China
Current Range: /
Ground Resistance Resolution: 0.001Ω
Ground Resistance Range: 0.01Ω~200Ω
External Electric Field: <1V/m
Single Measurement time: About 0.5 second
Protection Level: IP54
Warranty: 1 year
Resolution: 0.001Ω
CT Size: 60mmx28mm
Dimensions: Detector: 132mm × 130mm × 76mm
Humidors Error: Within 5%
MPN: 2020369841
Brand: VTSYIQI
