Reader Specs at a Glance
The Siemens 6GT2801-4BA10 is an RF350R RFID reader for the SIMATIC RF300 family, operating at 13.56 MHz with an RS422 interface communicating via the 3964R protocol. Read/write access takes 0.13 ms per byte typical. The 5-color LED provides commissioning and diagnostic status without a handheld. Range is up to 140 mm, but depends on the transponder type — verify against Siemens support note ID 67384964 before planning antenna placement.
Active and mature in Siemens' current portfolio. No end-of-life notice or successor order code.
Mounting & Wiring Notes
Mount with two M5 screws into a flat panel. The IP65 enclosure is Ti gray PA 12, dimensions 75 x 75 x 41 mm. RS422 connection via M12 8-pin; external antenna connects via M8 4-pin, cable fixed at 3 m. Supply 24 VDC (20.4 to 28.8 V), draws 0.06 A typical. Operating temperature -25 to +70 °C; shock rated at 500 m/s².