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R718KBB Wireless 4-Input 0-20mA Sensor Interface

   

R718KBB can connect with 4 devices and measure 0 to 20mA current. With 24-bit ADC sampling and less than 1% error, the R718KB series gives users highly accurate measurement results. When connecting with sensors or instrumentation, R718KB series automatically converts data with attributes set first so that users can read data easily. Precise results and convenient data conversion, the R718KB series makes measurements easier and more accurate than you ever imagined.

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R718KBB can connect with 4 devices and measure 0 to 20mA current. With 24-bit ADC sampling and less than 1% error, the R718KB series gives users highly accurate measurement results. When connecting with sensors or instrumentation, R718KB series automatically converts data with attributes set first so that users can read data easily. Precise results and convenient data conversion, the R718KB series makes measurements easier and more accurate than you ever imagined.

• 0–20 mA detection with 4 external devices connected
• 24 bits ADC sampling
• <1% error for 1–20mA detection
• SX1262 wireless communication module
• 2* AA size 3.6V ER14505 battery in parallel
• IP67
• Magnetic base
• Compatible with LoRaWANTM Class A
• Frequency hopping spread spectrum technology
• Applicable to third-party platforms: Actility / ThingPark, TTN, MyDevices / Cayenne
• Low power consumption and long battery life

Electric:

Power Supply

2* AA size 3.6V ER14505 battery in parallel

Battery Lifespan

5.4 years
(when the temperature = 25℃, report once every 30 minutes,
TX power = 20dBm, and LoRa spreading factor SF = 10)

Standby Current

20µA

Wake-up Current

6.3mA@3.3V

RF Receiving Current

11mA @3.3V

RF Transmitting Current

120mA @3.3V

Battery Measurement Error

±0.1V

0–20mA Measurement Error

1–20mA: <1%; 0–1mA: <2%

Resolution

Current: 1µA


Frequency:

Frequency Range

863MHz-928MHz 470MHz-510MHz

TX Power

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

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 Distance

10 km (line of sight)
(Note: The actual transmission distance depends on the environment.)

Data Transfer Rate

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

Modulation

LoRa/FSK (Note: One modulation method is required.)

Available LoRaWAN Band

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

(Note: optional, to be configured before shipment)


Physical:
Dimensions

Main body:112mm (L) x 65mm (W) x 32mm (H)

Length of External Cable

1m

Weight

About 141g

Ambient Temperature

-20°C – 55 °C

Ambient Humidity

<90%RH (No condensation)

Mounting

Screw / Magnet