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Absolute
linear encoders, RF25X
RF25X [Revision 1.1]
10th October 2010
RIFTEK
2
Contents
1. Safety precautions................................................................................................................4
2. Electromagnetic compatibility ...............................................................................................4
3. General information..............................................................................................................4
4. Basic technical data .............................................................................................................4
5. Example of item designation when ordering.........................................................................5
6. Structure and operating principle..........................................................................................5
7. Dimensions and mounting....................................................................................................6
8. Connection..........................................................................................................................7
9. Input-output schematic.........................................................................................................7
9.1. Synchronization input ...................................................................................................7
9.2. Logical outputs .............................................................................................................8
10. Operation modes and configuration parameters...................................................................8
10.1. Operation modes. .....................................................................................................8
10.2. Configuration parameters..........................................................................................8
10.2.1. Sampling mode.....................................................................................................8
10.2.2. Sampling period....................................................................................................8
10.2.3. Line correction parameter .....................................................................................9
10.2.4. Zero position parameter ........................................................................................9
10.2.5. Range of analog output.......................................................................................10
10.2.6. Analog output scaling..........................................................................................10
10.2.7. Logical outputs thresholds...................................................................................10
10.2.8. Polarity og logical outputs ...................................................................................10
11. Indication modes ................................................................................................................10
12. Description of Serial interfaces...........................................................................................11
12.1. RS232 port. ............................................................................................................11
12.2. RS485 port. ............................................................................................................11
12.3. Configuration parameters........................................................................................11
12.3.1. Rate of data transfer through serial port..............................................................11
12.3.2. Net address. .......................................................................................................11
12.4. Factory parameters table. .......................................................................................12
12.5. Interfacing protocol. ................................................................................................12
12.5.1. Serial data transmission format...........................................................................12
12.5.2. Communication sessions types...........................................................................12
12.5.3. Inquiry.................................................................................................................12
12.5.4. Message, MSG. ..................................................................................................12
12.5.5. Answer................................................................................................................12
12.5.6. Data stream. .......................................................................................................13
13. Inquiry codes and list of parameters...................................................................................13
13.1. Inquiry codes table..................................................................................................13
13.2. List of parameters...................................................................................................13
13.3. Notes......................................................................................................................14
14. Setup program....................................................................................................................15
14.1. Íŕçíŕ÷ĺíčĺ............................................................................................................15
14.2. Sensor – PC connection establishment...................................................................15
14.3. Sensor performance checking ................................................................................16
14.4. Setting and storing parameters of the sensor..........................................................16
14.4.1. Parameters setting..............................................................................................16
14.4.2. Parameters storing..............................................................................................17
15. RF25X-SDK library. Functions description..........................................................................17
15.1. Connection to COM-port (RF25x_OpenPort) .........................................................17
15.2. Disconnection from COM-port (RF25x_ClosePort)..................................................18
15.3. Device identification (RF25x_HelloCmd).................................................................18
15.4. Reading of parameters (RF25x_ReadParameter)...................................................19
15.5. Parameters saving (RF25x_WriteParameter)..........................................................20
