This outdoor transceiver and I/O module easily connects field instrumentation signal outputs wirelessly up to distances up to 32 km (line of sight).
The DIN rail mounted transceiver with RS232/485 interface, it can be extended with I/O modules.
1 Analog Input, 1 Analog Output, 2 Digital Wide Range inputs and outputs
I/O expansion module with 4 analog inputs for Wireless data transfer
I/O expansion module with 4 analog outputs for wireless data transfer
For certain applications an external antenna is needed to provide steady data transfer, you find recommended antennas and other accessories here