CT105 – 500A LoRaWAN High Current Sensor with NTC Probe – Milesight
 General Description
 Milesight 's CT105 is an industrial current sensor that accurately measures AC currents up to 500 A RMS. It combines an NTC temperature sensor, LoRaWAN® connectivity, a multi-function USB-C port, and an integrated LED indicator. Designed for demanding electrical environments, it's ideal for energy monitoring and predictive maintenance.
 Targeted Applications
-  Monitoring of high-power industrial equipment
 
-  Energy consumption analysis in constrained environments
 
-  Predictive maintenance in electrical installations
 
-  Combined current and temperature measurement
 
 Highlights
-  RMS measurement up to 500 A with ±1% accuracy
 
-  Built-in NTC probe (-20°C to 100°C)
 
-  LoRaWAN® connection with SMA antenna
 
-  USB-C port for power, configuration and probe
 
-  Compact, lightweight and easy to install on cable
 
-  IP30 rating, UL94 V0 flame retardant materials
 
 Technical Specifications 
|  Electrical Measurements | 
 | Measured parameter | 
 RMS current | 
|  Sampling frequency | 
 3.3 kHz | 
|  Working frequency | 
 50~60 Hz | 
|  Nominal current | 
 500 Arms (primary) / 150 mArms (secondary) | 
|  Minimum current detected | 
 30 Arms (1 min) / 10 Arms (10 min) | 
|  Precision | 
 ±1% (>5 Arms), ±3% (≤5 Arms) | 
|  Resolution | 
 1 mA | 
|  Temperature Sensor | 
|  Kind | 
 NTC | 
|  Beach | 
 -20°C to 100°C | 
|  Precision | 
 ±1% | 
|  Wireless Transmission | 
|  Technology | 
 LoRaWAN® | 
|  Antenna connector | 
 1 × SMA female (50 Ω) | 
|  Frequencies | 
 CN470 / IN865 / RU864 / EU868 / US915 / AU915 / KR920 / AS923-1/2/3/4 | 
|  Transmit power | 
 16 dBm (868 MHz), 22 dBm (915 MHz), 19 dBm (470 MHz) | 
|  Sensitivity | 
 -137 dBm | 
|  Fashion | 
 OTAA / ABP – Class A | 
|  Interfaces and Configuration | 
|  USB | 
 1 × Type-C (power supply, console, NTC sensor) | 
|  Button | 
 1 × reboot | 
|  Indicator | 
 1 × Status/Alarm LED | 
|  Configuration | 
 Via USB Type-C or Downlink | 
|  Physical Characteristics | 
|  Food | 
 By induction or USB Type-C (5 V) | 
|  Insulation voltage | 
 2.5 kVac (1 mA / 1 min) | 
|  Operating temperature | 
 -20°C to 70°C | 
|  Storage temperature | 
 -25°C to 80°C | 
|  Relative humidity | 
 ≤ 95% (non-condensing) | 
|  Protection index | 
 IP30 | 
|  Dimensions | 
 Transmitter: 38 × 34.5 × 16 mm, CT Clamp: 68 × 86 × 41.8 mm | 
|  Weight | 
 Transmitter: 13.05 g, CT Clamp: 276.75 g | 
|  Cable passage | 
 F 36.6 mm | 
|  Facility | 
 Suspended CT clamp, transmitter in cable clamp mounting | 
|  Compliance | 
|  Certifications | 
 CE, FCC, UL508 | 
 Interfaces and Connectors
 The CT105 includes a USB Type-C port for power and configuration, an SMA antenna connector, an integrated LED, and a robust CT clamp. It easily mounts to conductors via a cable clamp.
 Pack Contents
-  1 × CT105 Current Sensor
 
-  1 × User Guide
 
-  1 × Mounting Kit