TSX3708056DR1 Schneider Electric TSX Micro 37 PLC | New Stock

Schneider Electric TSX3708056DR1 Modicon TSX Micro 37 PLC Base Unit

The Schneider Electric TSX3708056DR1, also cataloged as the TSX3708056DR1 Modular PLC Base Unit, operates as a dedicated hardware component for discrete signal acquisition and relay execution tasks within Modicon TSX Micro 37 control platforms.

Hardware Specifications

Profinet / EtherNet/IP Deterministic Networks and I/O Density Scaling

The TSX3708056DR1 acts as a centralized processing base configuration that anchors dense localized scaling by embedding 32 digital inputs and 24 relay output paths onto its fixed lower motherboard layout. Three upper expansion tracks enable direct backplane bus communication velocity mapping for supplementary analog or network modules. Serial data loops operate over Uni-Telway or Modbus RTU infrastructures at a 19.2 kbit/s base layer. When bridged through external PCMCIA or network interface gateways, the base processing core maps internal register maps directly onto Profinet or EtherNet/IP deterministic networks, ensuring precise event execution across legacy machine lines.

Frequently Asked Questions

Q: How must the internal memory register blocks be preserved if the primary 100-240 VAC supply voltage drops completely?

A: The TSX3708056DR1 depends on an internal lithium backup battery to retain the 11,000-word RAM data workspace when the auxiliary AC line is disconnected. If the battery voltage drops below the system threshold while the main power is off, the active application code and dynamic register values will clear, requiring a reload from the 12,000-word non-volatile flash memory.

Q: What are the strict limitations surrounding the execution of hot-swapping inside the three available expansion slots?

A: The Modicon TSX Micro 37 backplane infrastructure does not support live hot-swapping. Mains input power to the TSX3708056DR1 base assembly must be completely isolated before inserting, removing, or replacing any expansion card to avoid damaging internal electrical components or corrupting the logic processor's boot sequence.

Q: What physical performance tracking parameters define the integrated 24 relay output channels?

A: The integrated relay outputs are mechanically isolated contacts rated for a maximum continuous current of 0.5 A per channel. The contact switching execution speeds match standard inductive/resistive loop boundaries, and the circuits incorporate internal short-circuit suppression to isolate the internal logic from field inductive voltage surges.

Field Installation Guidelines

• Sub-Panel Assembly and Grounding Track: Bolt the 245 mm wide base housing onto an unpainted metallic sub-panel tracking plate. Connect a heavy copper wire from the primary PE grounding terminal block directly to the enclosure central earth star point to clear stray electrical frequency noise.
• AC Mains Power Line Fusing: Connect the incoming 100-240 VAC power source using a dedicated circuit breaker or current-limiting fuse network. Verify the line limits stay within the 90-264 VAC technical specifications prior to energizing the motherboard.
• Relay Inductive Arc Suppression: When wiring the 0.5 A relay outputs to external inductive components such as motor starter coils or solenoids, connect an external RC snubber for AC circuits or a freewheeling diode for DC circuits across the load. This prevents contact pitting and extends the mechanical service life.
• Convective Thermal Clearances: Ensure a minimum of 50 mm clearance space is maintained above, below, and alongside the base casing inside the panel enclosure. Monitor air convection trends to keep the local operating pocket within the specified 0 to 60 deg C parameter limits.