SIMATIC RF300; Reader RF310R (GEN2); RS422 interface (3964R); IP67, -25 to +70 °C, 55x 75x 30 mm, with integrated antenna . Special command control is not required; the autonomously read transponder data is supplied directly to the connected host system. Integrated setup help facilitates reader/transponder positioning during installation/commissioning and the determination of the ideal antenna position without additional tools. It also increases process reliability. Robustness with respect to radio frequency interference; data communication that is resistant to interference with a high degree of data security. High-quality workmanship, welded housing, M12 single-connector system, without requiring additional ground connections on the reader. RGB LED control lamps for easy visual diagnostics. Multi-transponder mode; automatic detection of different transponder types. Maintenance-free data carriers with up to 64 KB of user memory with additional one-time programmable (OTP) data area up to 20 bytes. The use of low-cost ISO 15693 transponders is also possible. Extremely high-speed data transmission between read/write devices and mobile data storage units (max. 8000 bytes). Extensive status and diagnostics functions.