Description
The listed Schneider Electric TSX programming cables and interface modules are essential accessories for connecting a PC or laptop to Modicon M340, Premium (TSX Micro / TSX Nano), and legacy Quantum PLCs for programming, configuration, and diagnostics via EcoStruxure Control Expert (formerly Unity Pro) or PL7 / Concept software.
- TSXCUSB48 → USB to Mini-DIN (Multi-protocol) Programming Cable — modern USB replacement for the old serial cables; connects PC USB port to PLC TER or AUX port (Mini-DIN 8-pin on M340/Premium TSX Micro).
- TSXCUSB232 → USB to RS-232 (DB9) converter — often used with TSXCRJMD25 below.
- TSXCRJMD25 → Programming Cable (RS-232 / Modbus Sub-D to Mini-DIN 8-pin) — connects PC COM port (DB9 Female) or USB→232 adapter to Schneider TSX Micro / M340 AUX/TER port.
- TSXPBSCA400 → PCMCIA / PC Card or modern USB-to-Terminal Server module (historically PCMCIA-to-Modbus or serial gateway for older Premium; in later catalogs this can refer to a Profibus / Serial Interface Card for rack — please verify by your exact system: TSXPBSCA400 = often a Profibus Slave Communication Card for Premium rack, while programming cables are TSXCUSB48+TSXCRJMD25).
Key Features
- TSXCUSB48: Native USB, no external power, driver included (Windows 10/7/XP), auto-detects TER/AUX port protocol (Uni-Telway / Modbus ASCII/RTU).
- TSXCRJMD25: 2.5 m (typical) shielded cable, DB9M (PC side) to 8-pin Mini-DIN (PLC side).
- Plug-and-Play: Identified as COM port in Windows Device Manager after driver install.
- Compatibility: M340 (port TER/AUX), TSX Micro (Premium / Nano — port TER), legacy TSX47/57/67 (via TER).
- Country of Origin: France / China (Schneider global)
Model Reference Table
Model | Description | Primary Use |
|---|---|---|
TSXCUSB48 | USB Programming Cable (USB-A → Mini-DIN 8-pin) | Direct PC→PLC (M340, Premium TSX Micro) via USB |
TSXCRJMD25 | RS-232 Programming Cable (DB9M → Mini-DIN 8-pin, 2.5m) | PC COM→PLC (or via TSXCUSB232 USB→232 adapter) |
TSXCUSB232 | USB to RS-232 (DB9) Converter | Used with TSXCRJMD25 if PC lacks serial port |
TSXPBSCA400 | Profibus Slave / Comm. Card for Premium rack (verify — not a cable!) | Fits Premium rack; for Profibus DP slave comm. — NOT a programming cable |
Legacy Ref. | TSXPCX1031 (old PCMCIA card) | Obsolete — replaced by TSXCUSB48 |
⚠️ Important:
For modern laptops (no serial port): Buy TSXCUSB48 (all-in-one USB→PLC) OR the combo TSXCUSB232 + TSXCRJMD25. TSXCUSB48 is simpler. TSXPBSCA400 is NOT a cable — it’s a rack-mounted Profibus communication module for Premium PLCs. Do not confuse with programming cables. Always connect to the TER (Terminal) or AUX port on M340/Premium Micro — NOT the Ethernet port for Uni-Telway programming sessions.
Technical Specifications (TSXCUSB48 as representative)
Parameter | Specification |
|---|---|
Model | TSXCUSB48 |
Interface (PC side) | USB 2.0 Type-A (cable integrated) |
Interface (PLC side) | 8-pin Mini-DIN (Male) — fits M340 TER/AUX, TSX Micro TER port |
Supported Protocols | Uni-Telway (XWAY), Modbus RTU/ASCII, ASCII transparent mode |
Cable Length | Approx. 2.5–3 m |
Driver | Included CD / download from Schneider Electric website (Windows 10/8/7/XP) |
Power | Bus-powered from USB (no external PSU) |
Baud Rate | 300 bps – 115.2 kbps (auto-negotiated with PLC port settings) |
Indicators | LED for USB enumerated & data activity (model dependent) |
Compatible PLCs | Modicon M340 (TER/AUX), Premium TSX Micro (TSX P57x / TSX 37x Micro), TSX Nano (some), legacy TSX47/57 via TER |
Software | EcoStruxure Control Expert (Unity Pro), PL7 Pro, Concept (via XWAY driver) |
Standards | CE, RoHS, FCC |
Warranty & After-Sales
- Factory new units: 12 months warranty
- Refurbished units: 3-6 months warranty (where offered)
- Technical support for:
- Driver installation & COM port assignment (especially on Windows 10/11)
- Correct PLC port selection (TER vs AUX — TER is primary programming port on M340)
- Uni-Telway / X-Way driver configuration in Control Expert / PL7
- Clarification: TSXPBSCA400 = Profibus card, NOT a cable — we’ll confirm your Premium rack needs
- Cross-cable / null-modem clarification if using DB9 serial path
Delivery Time
- Standard delivery: 3-5 working days (stock items)
- Express shipping available upon request
Why Choose Our Store
- Genuine Schneider Electric programming accessories — not unbranded clones that fail handshake
- Global supply network with competitive pricing
- Expertise in Schneider Modicon M340 / Premium / Quantum communication setup
- Comprehensive technical documentation (driver links, pinouts, port configuration guides)
- Responsive customer service and support
Applications
- On-site commissioning & troubleshooting of Modicon M340 / Premium TSX Micro PLCs
- Program upload/download, online monitoring, forced I/O via EcoStruxure Control Expert (Unity Pro)
- Retrofit of older programming stations (replacing obsolete PCMCIA cards / serial-only cables)
- Service technicians’ field kits for multi-brand Schneider PLC support





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