LoRaWAN Wireless 3-Phase Current Meter 3 x 60A

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Netvox’s long-range, long-life wireless 3-phase current meter is used to measure the true values of 2 or 3 phase mains AC current. The data outputs are fed to a centralised monitoring system via the LoRaWAN protocol to allow remote access to the data and creation of reports.

# End Device
# Indoor
# Smart Metering


- Wireless range of up to 10km (depending on environment)
- LoRaWAN Class A compatible
- Frequency Hopping Spread Spectrum (FHSS)
- Improved interference immunity
- Improved power management for longer battery life
- Encrypt-RF Security (Diffie-Hellman Key Exchange + AES-128 CBC for sensor data messages)
- Battery Life of up to 10 years (determined by sensor reporting frequency and other variables)
- Over-the-air updates (future)
- Third-Party online wireless sensor monitoring and notification system to configure sensors, view data and set alerts via SMS text and email (optional)

Technical details


Input Power: 2 x 3.6V ER14505 AA lithium batteries (3.6V2400mah/section)
Sleeping Current: 20uA
Wake Up Current: 7mA
Receiving Current (Max): 11mA/3.3V
Transmitting Current (Max): 120mA/3.3V
Battery Voltage Measurement Accuracy: ±0.1V
Low Voltage Threshold: 3.2V
Current Measurement Accuracy : <+-1%
Current Measurement Accuracy Range: 100mA to 50A (depending on the current transformer configuration)

TX Power: 19dBm±1dBm
Rx Sensitivity: -136dBm (LoRa, Spreading Factor=12, Bit Rate=293bps) -121dBm (FSK, Frequency deviation=5kHz, Bit Rate=1.2kbps)
Antenna Type: Built-In Antenna
Communication Range: 10 km (line-of-sight, actual transmission distance depends on the environment)
Data Transfer Rate: 0.3kbps~50kbps
Spread Technique: LoRa/FSK
Available Frequency: EU868 (others are available on request)

Dimensions: Main Part: 112mm x 65mm x 32mm
Weight: 141g
Environment Temperature Range: -20℃ ~ 55℃
Environment Humidity Range: <90% RH (No condensation)
Storage Temperature: -40℃ ~ 85℃
IP Rating (Main Part): IP67
IP Rating (External Sensor): IP65

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