DWM-SV611 +20dBm Industrial Class Data Link wireless transceiver module

Feature

433/470/868/915 MHz (Customizable240-930 MHZ) 
Industrial class
40 channels
4 bytes Net ID & 2 bytes Node ID
Series Data Rate: 1200 ~ 115200 bps 
Air Data Rate: 1200 ~ 115200 bps
GFSK modulation
RSSI 
Interface: TTL/RS232/RS485 
Antenna matching automatically
Bi-directional & Half duplex 
Sensitivity: -121 dBm 
Max output power:100 mW （+20 dBm）
Working voltage: 3.3~ 7.0 V
Working temperature: -40 ~ +85 °C 
Weight: 10g 
Parameters save automatically

Application

Remote control telemetry 
Security system
Industrial data acquisition
Home automation
Wireless data communication
Access system
Robot control
Wireless PC peripherals

Specifications

Note: High quality 3.3V LDO is integrated, and Pin CS / SET is 3.3V interface. TXD/RXD is also 3.3V for SV611-TTL

Application circuit

The typical schematic circuit is as below:

Note: The ground pin of the module and device should be connected together.

Typical application:

Pin definition

Accessories
1) Antenna
The antenna is very important for RF communication. We have many kinds of an antenna for the customer to choose, please contact the corresponding sales engineer for help.

★ Tips for antenna：
 Don’t close to the ground, metal, magnet, big current；
 If you are using the sucker antenna, pull the wire as straight as possible, the sucker foundation should stick with metal

2) USB bridge board
There are 3 type of USB bridge, which is SU108-TTL/ SU108-232 / SU108-485.SU108 -TTL is for TTL Interface, SU108-232 is for 232 Interface, SU108 - 485 is for 485 Interface. User should select the right USB bridge corresponding to the RF module.

Mechanical dimension