| Product type designation | RF250R reader |
| SIMATIC RF200 Reader RF250R with RS422 interface (3964R) without antenna IP65, -25 to +70 °C, 50x 50x 30 mm, can be operated with: ANT 1, 3, 3 NO, 8, 12, 18, 30 |
| Suitability for operation | ISO 15693 Transponder (MDS Dxxx), for connecting to communication modules |
| Wireless frequencies |
| Operating frequency / Rated value | 13.56 MHz |
| Range / maximum | 60 mm; Range is dependent on transponder type: observe http://support.automation.siemens.com/WW/view/en/67384964 |
| Protocol / with radio transmission | ISO 15693, ISO 18000-3 |
| Transfer rate / with radio transmission / maximum | 26.5 kbit/s |
| Product feature / multitag-capable | No |
| Electrical data |
| Transfer rate / at the point-to-point connection / serial / maximum | 115.2 kbit/s |
| Transmission time / for user data | |
| for write access / per byte / typical | 0.6 ms |
| for read access / per byte / typical | 0.6 ms |
| Interfaces |
| Number of external antennas | 1 |
| Standard for interfaces / for communication | RS422 |
| Type of electrical connection | |
| for external antenna(s) | M8, 4-pin |
| for communications interface | M12, 8-pin |
| Mechanical data |
| Material | PA6.6 |
| Color | anthracite |
| Tightening torque / of the screw for securing the equipment / maximum | 1.5 N·m |
| Mounting distance / relating to metal surfaces / recommended / minimum | 0 mm |
| Supply voltage, current consumption, power loss |
| Supply voltage | |
| at DC / Rated value | 24 V |
| at DC | 20.4 ... 28.8 V |
| Consumed current / at DC / at 24 V | |
| typical | 0.05 A |
| Permitted ambient conditions |
| Ambient temperature | |
| during operation | -20 ... +70 °C |
| during storage | -25 ... +80 °C |
| during transport | -25 ... +80 °C |
| Protection class IP | IP65 |
| Shock resistance | EN 60721-3-7 Class 7 M2 |
| Shock acceleration | 500 m/s² |
| Vibrational acceleration | 200 m/s² |
| Design, dimensions and weight |
| Width | 50 mm |
| Height | 30 mm |
| Depth | 50 mm |
| Net weight | 0.06 kg |
| Mounting type | 2 x M5 screws |
| Wire length | |
| for RS 422 interface / maximum | 1000 m |
| Product properties, functions, components / general |
| Display version | 3-color LED |
| Product feature / silicon-free | Yes |
| Standards, specifications, approvals |
| Certificate of suitability | Radio according to R&TTE guidelines EN300 330 and EN 301489, FCC, cULus |
| MTBF | 430 y |
| Accessories |
| accessories | Various antennas are available |
