The extremely power saving RF transmitter module STM 431J of EnOcean is optimized for realization of wireless and maintenance free temperature sensors, or room operating panels including set point dial and occupancy button with a minimum number of external components. The module provides an integrated calibrated temperature sensor. The module is programmable with custom firmware created with Dolphin V4 API. Standard product source code is available for your use.
STM 431J also supports the plug-in humidity sensor module HSM 100.
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