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  • R718NL325-Wireless Light Sensor and 3-Phase Current Meter with 3x250A Clamp-On CT

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R718NL325-Wireless Light Sensor and 3-Phase Current Meter with 3x250A Clamp-On CT

   

The NETVOX Wireless Light Sensor and 3-Phase Current Meter with 3x250A Clamp-On CT is used to detect three-phase electrical input current and ambient light intensity detection. The device is compatible with the LoRaWAN protocol, and integrates a chip module that conforms to the LoRaWAN wireless protocol to display the collected data in the gateway. The device adopts the split-core current transformer, which can be conveniently connected to the measuring device.

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The NETVOX Wireless Light Sensor and 3-Phase Current Meter with 3x250A Clamp-On CT is used to detect three-phase electrical input current and ambient light intensity detection. The device is compatible with the LoRaWAN protocol, and integrates a chip module that conforms to the LoRaWAN wireless protocol to display the collected data in the gateway. The device adopts the split-core current transformer, which can be conveniently connected to the measuring device.

• Apply SX1276 wireless communication module
• 2 section of ER14505 battery (3.6V / section) in parallel
• Protection level: Main body IP53; Clamp-On CT IP30
•The base is attached with a magnet that can be attached to a ferromagnetic material object
• The clamp-on CT allows easier installation to the device you would like to detect the current from
• LoRaWAN Class A compatible
• Frequency Hopping Spread Spectrum (FHSS)
• Third-Party online wireless sensor monitoring and notification system to configure sensors, view
data and set alerts via SMS text and email (optional)
• Available third-party platform: Actility/ThingPark, TTN, MyDevices/Cayenne
• Improved power management for longer battery life
Battery Life:
Please refer to web: http://www.netvox.com.tw/electric/electric_calc.html
At this website, users can find battery life time for various models at different configurations.

1. Actual range may vary depending on environment.
2. Battery life is determined by sensor reporting frequency and other variables

Electric:

Power supply

2 section of ER14505 battery (3.6V / section) in parallel

Battery life

Battery life are 5 years
(condition: ambient temperature 25 ℃, report once every 30 mins, txpower = 20dBm, LoRa spreading factor SF = 10)

Stand-by current

32uA

Wake-up current

7mA

RF receiving current

11 mA @ 3.3V

RF emission current

127 mA @ 3 .3 V

Battery measurement accuracy

± 0.1V

Current measurement error value

± 1%

Current resolution

1mA

Current measurement accuracy

1A to 250 A
(varies according to the configuration of the current transformer)

*Specific electrical characteristics may vary depending on the power supply voltage


Frequency:

Frequency Range

863MHz-928MHz 470MHz-510MHz

TX Power

US915 20dbm；
AS923 16dbm；
AU915 20dbm；
CN470 19.15dbm；
EU868 16dbm；
KR920 14dbm；
IN865 20dbm；

Receiving Sensitivity

-136dBm（LoRa，Spreading Factor=12，Bit Rate=293bps )；
-121dBm (FSK,Frequency deviation=5kHz, Bit Rate=1.2kbps)

Antenna Type

Built-in antenna

Communication Distance

Up to 10 km
(visible linear obstacle-free transmission distance , actual transmission distance depends on the environment )

Data Transfer Rate

LoRa: 0.3kbps～50kbps
FSK: 1.2kbps～300kbps

Modulation

LoRa/FSK (Note: You can choose one of them)

Supportable LoRaWAN Band

EU863-870,US902-928,AU915-928,KR920-923,AS923-1,AS923-2,AS923-3,
IN865-867,CN470-510

(Note: The frequency band is optional and needs to be configured before shipment)


Physical:

Size

Main body size: L:112 mm * W:88.19 mm * H:32 mm
Sensor size: H:66*L:46*W:34mm

Main Body Weight

Approximately 141 g

Sensor Weight

About 150.6 g * 3

Sensor External Wiring Length

Approximately 900mm

Ambient Operating Temperature Range

-20℃ ～ 55℃

Ambient Storage Temperature Range

-40℃ ～ 85℃

Ambient Humidity Range

<90% RH (non-condensing)

Fixed Way

Screw / magnet