RS485 MODBUS RTU AC Current Sensor Transformer Ammeter Module, 5A/10A/20A Range, for Smart Home Industrial Automation Energy Monitoring, 5V/12V DC Power Supply (20A with Din Box)

★★★★★ 5.0 63 reviews

$21.90
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Management number 246985003 Release Date 2026/08/16 List Price $8.76 Model Number 246985003
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DescriptionReport ItemProduct Name: DC 5V 12V 5A/10A/20A AC Analog Current Collector RS485 MODBUS RTU AC Transformer Ammeter Watt-hour Meter ModulePackage inlcuded:1PCS CTR4A01 5A/10A/20A RS485 MODBUS AC Transformer ModuleDescription:Function description:1 Working voltage 5-15V (DC 5V 9V 12V)2 Working current: 8-12MA3 MODBUS RTU command supports 03/04/06/16 function code4 It can measure AC current with a voltage of 85-265V (frequency 50HZ/60HZ)5 Current measurement ranges are 0.05-5A, 0.1-10A, 0.2-20A three versions6 The current resolution is 0.001A, the measurement accuracy is 1%, if the error is greater than 1%, it can be calibrated7 MODBUS RTU commands can be input by PLC in addition to computer serial port super terminal input8 MODBUS RTU command mode, can support up to 247 devices in parallel9 Size: 72*37*30 (board only), 89*40*50 (with shell)10 Weight: 31 grams (board only), 69 grams (with case)For more information, please contact meApplicationIoT smart homeindustrial control, industrial automationEnergy meterSingle-phase/three-phase AC detectionPLC Motor FanDIN rail Box parameters:Product model: UM72Color:GreenWidth: suitable for PCB board width UM72(72mm)Insulation grade: flame-retardant VO gradeBackplane length: suitable for 37 mm PCB boardsNet weight: 34gInstallation: DIN35 and C45 rail

  • 1 Working voltage 5-15V (DC 5V 9V 12V)
  • 2 Working current: 8-12MA
  • 3 MODBUS RTU command supports 03/04/06/16 function code
  • 4 It can measure AC current with a voltage of 85-265V (frequency 50HZ/60HZ)
  • 5 Current measurement ranges are 0.05-5A, 0.1-10A, 0.2-20A three versions
  • 6 The current resolution is 0.001A, the measurement accuracy is 1%, if the error is greater than 1%, it can be calibrated
UPC 738232252484
ASIN B0FS6G749C
Model Rtu-ac-20a
Brand Name eletechsup
Item Weight 70 g
Part Number CTR4A01
Manufacturer Eletechsup
Mounting Type Rail Mount
Current Rating 10 A
Number of Items 1
Included Components 5A/10A /20Aonly Board 5A/10A/20A with Din Box

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