The Schneider Electric TSXP572634M, also cataloged as the TSX Premium Unity processor, executes deterministic logic control and I/O scanning across the Modicon Premium Automation platform backplane.
Suffix Breakdown & Model Matrix
| Code Segment | Definition |
|---|---|
| TSX | Telemecanique Schneider Electric X range |
| P57 | Premium platform, 57 series CPU |
| 2634 | Specific configuration: 1024 I/O capacity, Ethernet onboard |
| M | Hardware revision / Manufacturing variant |
Hardware Specifications
| Parameter | Specification |
|---|---|
| Brand | Schneider Electric |
| Origin | France |
| Weight | 1.00 lbs (0.45 kg) |
| Dimensions | 3.74 in x 7.09 in x 10.24 in (9.5 cm x 18 cm x 26 cm) |
| Operating Temp | 0…60 degC (32…140 degF) |
| Power Consumption | 1650 mA @ 5 V DC |
| Discrete I/O Capacity | 1024 I/O |
| Analogue I/O Capacity | 80 I/O |
| Internal RAM (Prog/Data) | 160 kB (without PCMCIA) / 768 kB (with PCMCIA) |
| Additional Storage | 16384 kB (via PCMCIA card) |
| Execution Time | 0.19 us (Boolean), 0.25 us (Word) |
| Integrated Ports | RS485 (Mini DIN), Ethernet TCP/IP (RJ45) |
Backplane Bus Communication Velocity and Licensing
The processor utilizes the X-bus backplane architecture to manage data exchange between racks. The system supports 16 racks with mixed slot configurations (4, 6, 8, or 12 slots). Firmware flash compatibility is strictly tied to the Unity Pro software version; downgrading firmware requires a cold start via the front panel RESET button. The 2 PCMCIA slots support memory extension cards or communication modules, but insertion or removal must occur while power is disconnected to prevent backplane bus errors.
Frequently Asked Questions
Q: Does the TSXP572634M support hot-swapping of I/O modules?
A: No. The Modicon Premium platform requires the rack power supply to be de-energized before inserting or removing any module to avoid damaging the backplane connectors and corrupting I/O mapping tables.
Q: What is the maximum number of communication modules supported?
A: The processor supports 4 communication modules. If a CANopen bus is utilized, the total available slots for other fieldbus modules are reduced by one due to protocol stack allocation limits.
Q: How does the PCMCIA card affect execution time for floating point operations?
A: Floating point instruction execution ranges from 1.75 us to 2.6 us when a PCMCIA card is installed. Without the card, floating point operations are not supported in the internal RAM.
Field Installation Guidelines
Mount the processor in the leftmost slot of the main rack. Ensure the DIN rail locking mechanism is fully engaged and the bus connector is clean before securing the unit. Use shielded twisted pair cabling for the RS485 link and terminate the shield at the processor end only to prevent ground loops. For Ethernet connections, maintain a minimum bend radius of 1 inch (2.5 cm) for the RJ45 cable. Verify that the 5 V DC backplane voltage remains stable within +/- 5% during power-up to avoid false cold start triggers.
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