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Schneider Electric TSXBLK8 Modicon TSX Premium Series

Configured for physical mounting, power distribution, and bus communication in Modicon TSX Premium PLC systems, the Schneider Electric TSXBLK8 (TSXBLK8 8-Slot Backplane Module) provides direct physical/electrical execution. This passive hardware component distributes regulated DC power lines from the system power supply module to adjacent modules while facilitating raw internal data exchange links across 8 dedicated instrumentation slots.

Hardware Specifications

Parameter Specification
Model TSXBLK8
Brand Schneider Electric
Origin France
Weight 1.0 to 1.2 kg ( 2.0 lbs packaging gross)
Dimensions 480 mm x 130 mm x 40 mm
Operating Temp 0 to +60 deg C
Power Consumption Passive distribution (Supplies regulated DC power to connected modules)
Slots Available 8 module slots (CPU, power supply, communication, I/O)
Bus Type TSX Premium backplane bus
Mounting Method DIN rail or panel mounting
Storage Temperature -40 to +85 deg C
Protection Class IP20
Certifications CE, UL, CSA, RoHS

Backplane Bus Communication Velocity Licences

The TSXBLK8 architecture coordinates precise backplane bus communication velocity parameters across all 8 integrated slots without inline firmware overhead. The physical trace routing enforces deterministic token-ring execution intervals between the central processor module and functional I/O units, preventing data packet collision states. This underlying bus layout allows arbitrary slot population for local distribution nodes up to maximum chassis density, ensuring synchronous signal refresh performance under high-speed loop requirements.

Frequently Asked Questions

Q: Can modules be hot-swapped within any of the 8 available slots while the TSXBLK8 backplane is energized?

A: No. The TSXBLK8 backplane bus does not support hot-swap operations. Extracting or inserting processing, communication, or I/O modules during active power distribution will disrupt the backplane bus communication velocity and may cause electrical damage or system-wide safety interlock trips.

Q: What are the current distribution limitations when powering multiple high-density modules through this chassis?

A: The chassis functions as a passive distribution path. Total current throughput is constrained by the maximum rated current output of the specific rack-mounted power supply module inserted into the system, distributed across the internal copper power planes.

Q: Is it possible to bridge or daisy-chain this 8-slot backplane directly to an M580 architecture?

A: No. The physical and electrical pin allocations of the TSX Premium backplane bus are proprietary to the TSX Premium platform and lack mechanical or firmware compatibility with newer Modicon M580 or Quantum backplane networks.

Field Installation Guidelines

  • Enclosure Mounting: Secure the backplane horizontally onto a standard DIN rail or panel surface inside a grounded metal control cabinet. Verify that all mounting screws are torqued down to ensure structural stability against continuous vibration profiles.
  • Grounding Connection: Establish a low-impedance grounding pathway by bonding the chassis frame directly to the primary enclosure earth ground bar. Remove any paint or non-conductive coatings at the physical contact points.
  • Cable Separation and Clearance: Maintain a minimum 50 mm clearance gap above and below the chassis to permit standard heat dissipation. Keep all high-voltage AC lines and motor drive cables physically separated from the backplane signal paths to eliminate electromagnetic noise injection.

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