TWDLCAE40DRF Twido PLC – 40 I/O, Ethernet, AC Supply | Schneider

Product at a Glance

• TWDLCAE40DRF – compact PLC base from Twido series
• Power supply: 100…240 V AC
• 40 I/O points: 24 DC inputs + 16 outputs (2 transistor, 14 relay)
• Integrated Ethernet TCP/IP and non‑isolated serial link (Modbus)
• Expandable up to 7 I/O modules (max. 264 I/O)
• CE, CSA, UL certified; RoHS compliant since 0932
• Operating temp: 0…55 °C; IP20 protection
• Weight: 0.525 kg

Technical Specifications

• Brand – Schneider Electric
• Model – TWDLCAE40DRF
• Series – Twido
• Type – Compact base controller
• Discrete I/O – 40 total (24 in / 16 out)
• Input voltage – 24 V DC (sink or source)
• Outputs – 2 transistor + 14 relay (2 A, 240 V AC / 30 V DC)
• Expansion – up to 7 modules; max I/O: 264 (HE‑10)
• Supply voltage – 100…240 V AC (85…264 V limits)
• Frequency – 50/60 Hz (47…63 Hz limits)
• Inrush current – ≤ 35 A
• Sensor supply – 0.4 A at 24 V DC
• Protection – internal fuse on power input
• Power consumption – 65 VA (100 V) … 77 VA (264 V)
• Isolation – 1500 Vrms (I/O to logic), >10 MΩ (supply/earth)
• Program memory – 3000 instructions
• Execution speed – 1 ms per 1k instructions
• Memory – 256 bits, 3000 words, 128 timers, 128 counters (no float/trig)
• Real‑time clock – ±30 s/month, backup 30 days
• Communication – Ethernet TCP/IP (10/100) + RS485 (Modbus RTU/ASCII)
• Positioning – 2 PWM/PLS outputs (7 kHz)
• Counting – 2× 20 kHz (32‑bit) + 4× 5 kHz (16‑bit)
• Analog adjustment – 2 potentiometers (0‑1023 and 0‑511)
• LED indicators – PWR, RUN, ERR, STAT, LAN ST, LACT, I/O status
• Mounting – DIN rail or panel (with optional kit)
• Vibration – 0.075 mm / 1 gn (DIN rail); 1.6 mm / 4 gn (panel)
• Shock – 15 gn for 11 ms
• Altitude – 0…2000 m operation, 0…3000 m storage
• Humidity – 30…95 % (non‑condensing)

Installation & Setup

• Mount – snap onto 35 mm DIN rail or use panel fixing kit
• Wiring – non‑removable screw terminals for I/O
• Expansion – plug I/O modules directly to the right side
• Memory backup – internal RAM + external battery (TSXPLP01, 3 years)
• Programming – via Ethernet or serial link; use TwidoSuite software
• Grounding – connect earth terminal to reduce noise

Maintenance & Diagnostics

• Status LEDs – quick visual check for power, run, error, and I/O
• Filter time – programmable to debounce inputs (µs range)
• Fuse – internal; replace only by qualified personnel
• Cleaning – use dry cloth; avoid liquids
• Firmware – update via Ethernet (check Schneider website)

Compatibility

• Expansion modules – all Twido discrete/analog/specialty I/O
• Memory cartridge – optional for program backup
• Communication – works with Modbus TCP/IP and Modbus RTU devices
• Software – TwidoSuite (Windows 7/10)

Certifications & Standards

• RoHS – compliant since week 0932
• UL – listed for US and Canada
• CSA – certified
• CE – marked for European market
• IP20 – protects against fingers and tools

Package Contents

• 1× TWDLCAE40DRF controller
• 1× power connector (3‑pin)
• 1× I/O connector (removable screw terminal)
• Quick start guide (paper)
• Warranty card

Warranty & Delivery

• 12‑month warranty – covers manufacturing defects
• 12‑24 hour dispatch – same‑day shipping for orders before 2 PM
• Carriers – FedEx, UPS, DHL (trackable worldwide)
• Free technical support via phone/email

Expert Review

• Robust and compact – ideal for small control cabinets
• Easy to expand – 7 slots cover most small to mid‑size applications
• Built‑in Ethernet – saves cost on separate communication modules
• Reliable relay outputs – 2 A rating, 100k cycles electrical life
• Good value – Twido series offers proven performance for basic automation

Manager’s Insight

• Best for – conveyor control, packing machines, and simple process steps
• Fast deployment – pre‑configured I/O and networking reduce engineering time
• Spare parts – widely available, easy to replace
• Global acceptance – UL/CSA/CE/RoHS means no trade barriers

Typical Applications

• Packaging lines
• Material handling (small conveyors)
• HVAC control (air handling units)
• Water pumping stations
• Lighting control systems

Frequently Asked Questions

• Can I use TWDLCAE40DRF with older Twido modules?
• Yes. It supports all Twido expansion modules (discrete, analog, and specialty).
• What is the maximum number of I/O points with expansion?
• Up to 264 using HE‑10 connector, 208 with spring terminals, or 152 with screw terminals.
• Does it support PID control?
• Yes. The base controller includes PID and event processing functions.
• How do I connect a programming PC?
• Use the built‑in Ethernet RJ45 port or the mini‑DIN serial link.
• Is the real‑time clock battery‑backed?
• Yes. The clock runs for 30 days without external power (≤30 s/month drift).
• Can I mount it on a DIN rail?
• Yes. It clips directly onto 35 mm symmetrical DIN rail.
• What is the inrush current and how to protect it?
• Inrush ≤35 A. Use an external circuit breaker or fuse (internal fuse is not user‑replaceable).
• Does it support floating‑point math?
• No. The internal RAM does not support floating or trigonometric operations.

Selection Guide

• I/O count – if you need more than 40 points, choose expansion modules.
• Output type – relay (14) for AC/DC loads; transistor (2) for fast DC switching.
• Communication – Ethernet is built‑in; for more fieldbuses, consider other Twido models.
• Environment – IP20 is indoor only; for harsh areas, add an enclosure.
• Memory – 3000 instructions enough for most small machines; no floating math.

Comparison with Similar Models

• TWDLCAE40D – 24 V DC supply, same I/O, no Ethernet
• TWDLCAE40DRF – AC supply with relay outputs (this model)
• TWDLCAE40DF – AC supply, transistor outputs only
• TWDLC*DA40DRF – similar but with different I/O mix

Contact & Support

• Email: sales@powergearx.com
• WhatsApp: +86 18030005825
• Technical support available Monday‑Friday, 9‑6 GMT+8

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