the following example is for you reference.


Features:

  

Parameter:

Input: 2 isolated digital active inputs (passive input customize)

Output: 2 isolated relay passive contact outputs (active output customize), contact max load 5A@220V AC, 5A@30V DC.

Collocated with a wireless data module whose transmitting distance is about 2km-3km. the working frequency 433MHz (400-470MHz); RF power: 1W; Receiving sensitivity: -123dBm

Power supply: DC12V or 24V

Dimension: 115mm*90mm*40mm

 

Technical details:

Parameter for pump control application

Tank side	1 Digital input
Pump side	1 relay output
Control distance	2km
Frequency	433MHz
Power supply	12V or 24V DC

 

Lensen Wireless RTU features

- Portable device, DIN-rail mounting for easy installation

- Isolated inputs

- LEDs for power supply, communication, input, output status

- Flexible networking, point to point or point to multipoints

- DIP to change different modes

- Different types of I/O, DI, DO, AI, AO are available

- I/O expandable

- Short delay time

- Support I/O reduction, field input, remote output

- Easy handing on RS485 network, support Modbus RTU protocol

- Support on-line upgrade. Can configure by customer in setting mode

System diagram

Tank side high level or low level, Pump side on or off

When water level low, pump on. When water level high, pump off

how to connect tank side

 
how to connect pump side

Pin defition

Package:
Standard