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 latching the current count value when a voltage change occurs on the probe input pin
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Interface Parameters
| Connection Method | Spring contact |
| Process Data Size: Output (Downstream) | 2 bytes |
| Process Data Size: Input (Upstream) | 26 bytes |
| Refresh rate | 1 ms |
| Data transmission medium | X-bus backplane bus |
| Transmission rate | 6 Mb/s |
| Electrical Isolation | Yes |
Technical Parameters
| Field-side Power Supply Rating (Range) | 5 V DC (4.5 V ... 5.5 V) |
| Module Fault Auto-Recovery | Supported |
| Diagnostics | Supported |
| alarm | Supported |
| Firmware Upgrade | Supported |
| Operating temperature | -20 ... +60 °C |
| Protection rating | IP20 |
| Dimensions | 106.4 x 25.7 x 72.3 mm |
| Relative Humidity | 95 %, non-condensing |
| Storage Temperature | -40 ... +80 °C |
| Weight | 110 g |
Digital Input
| Rated voltage | 24 V DC (15 V ... 30 V) |
| Number of Signal Points | 6 |
| Signal Type | NPN/PNP |
| Input Current | 4 mA |
| Isolation withstand voltage | 500 V AC |
| Channel indicator | Green LED |
| "0" Signal Voltage | -3 V ... +5 V/0.9 mA or less (between COM and each signal) (PNP) 11 V ... 30 V/2.1 mA or more (between COM and each signal) |
| "1" Signal Voltage | 11 V ... 30 V/2.1 mA or more (between COM and each signal) (PNP) -3 V ... +5 V/0.9 mA or less (between COM and each signal) (NPN) |
| Isolation method | Optocoupler Isolation |
Digital Output
| Rated voltage | 24 V DC (15 V ... 30 V) |
| Number of Signal Points | 8 |
| Signal Type | NPN |
| Load Type | Resistive load, inductive load |
| Rated Current per Channel | Max.: 500 mA |
| Port Protection | Overcurrent protection |
| Isolation withstand voltage | 500 V AC |
| Channel indicator | Green LED |
| Isolation method | Optocoupler Isolation |
Functional Parameters
| Probe function (high-speed hardware latch) | Supported |
| Encoder Input | 2 channels |
| Encoder signal type | Differential signal, 5 V |
| Data frame length | .. 40 bits |
| Position Value Format | Supports Gray code or binary |
| Position Value LSB/MSB | Configurable |
| SSI encoder clock frequency | <= 2.0 MHz |
| Read Interval Time | Configurable |
