Depends on communication. The MINI series Radio Analog Link can transfer up to 4 analog sensor readings from the remote site to a receiver, where the signals are reproduced. The MINI-Link has 1 channel.
Additional channels are optional.
Remote communications include low power license free radio and standard radio. Low Power Compatibility with many manufacturers' sensors. Compatibility with Global Water's Telemetry equipment. License Free radio available. All wiring passes through the conduit.