XB6S-PS20D
2-channel SSI absolute encoder counting module
Supports two-channel SSI encoder input, frame length, LSB and MSB can be set
Supports Gray code and binary code display
Supports bidirectional counting, encoder forward and reverse rotation, flexible adaptation of counting direction
Supports latching the current count value when a voltage change occurs on the probe input pin
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Interface Parameters
| Protocol | X-bus |
| Data Transfer Medium | X-bus backplane bus |
| Data Transfer Rates | 6Mb/s |
| Distance Between Stations | 22.5mm（station to station） |
| Electrical Isolation | Yes |
| Connection Method | Reed Contact |
| Process data volume: Downlink | 2Bytes |
| Process data volume: Upstream | 26Bytes |
| Refresh Rate | 1ms |
Technical Parameters
| Weight | 110g |
| Module Size | 106.4×25.7×72.3mm |
| Protect. Class | IP20 |
| Operating Temperature | -20℃~+60℃ |
| Storage Temperature | -40℃~+80℃ |
| Relative Humidity | 95%, no condensation |
| Module Abnormality Self-Recovery | Support |
| diagnosis | Support |
| Alarm | Support |
| Firmware Upgrade | Support |
Digital Input
| Nominal Voltage | 24VDC（15V~30V） |
| Number of Inputs | 6 |
| Transistor Polarity | NPN/PNP |
| Input Current | 4mA |
| Electrical Isolation | 500VAC |
| Indicator | Green LED |
| "0" Signal Voltage | -3V~+5V/0.9mA or less (between COM and each signal) (PNP) 11V~30V/2.1mA or more (between COM and each signal) |
| “1” Signal Voltage | 11V~30V/2.1mA or more (between COM and each signal) (PNP) -3V~+5V/0.9mA or less (between COM and each signal) (NPN) |
| Isolation Method | Optocoupler Isolation |
Digital Output
| Nominal Voltage | 24VDC（15V~30V） |
| Number of Outputs | 8 |
| Transistor Polarity | NPN |
| Load Type | Resistive load, Inductive load |
| Max. Output Current | Max：500mA |
| Port Protection | Overcurrent Protection |
| Electrical Isolation | 500VAC |
| Indicator | Green LED |
| Isolation Method | Optocoupler Isolation |
Functional Parameters
| Encoder Input | 2 channels |
| Encoder signal type | Differential signal, 5V |
| Data frame length | 10~40 bits |
| Position Value Format | Supports Gray code or binary |
| LSB/MSB Position Value | Can be set |
| SSI encoder clock frequency | ≤2.0MHz |
| Read Interval Time | Can be set |
| Probe Function (High-Speed Hardware Latching) | Support |
