TWDAVO2HT – Analog Output Expansion Module
Schneider Electric Twido series · 2 isolated outputs · ±10V · 50 mA · 24 V DC supply
Product Description
The TWDAVO2HT is an analog output expansion module for Modicon Twido PLCs. It delivers two independent analog outputs with ±10 V range. Each output drives up to 50 mA. Supply voltage is 24 V DC. This module suits precision control tasks in industrial automation.
Compact design saves panel space. It integrates seamlessly with Twido bases. The module supports mixed signal processing for motion, valve, or actuator control.
Technical Specifications
| Brand | Schneider Electric (Modicon) |
| Model | TWDAVO2HT |
| Output Channels | 2 isolated analog outputs |
| Output Range | ±10 V (bipolar) |
| Output Current | 50 mA per channel (max) |
| Supply Voltage | 24 V DC (nominal) |
| Resolution | 12-bit (0.025% of full scale) |
| Linearity | ±0.1% of full scale |
| Frequency Response | DC to 500 Hz (-3 dB) |
| Sensitivity | 4.88 mV / LSB |
| Temperature Range | 0 °C to +55 °C (operating) |
| Environmental Protection | IP20 (open type), 10–95% RH non-condensing |
| Noise Immunity | > 1 kV (EFT), > 500 V common mode |
| Mounting Torque | 0.22 – 0.25 N·m (M3 screws) |
- Diagnostic capability: open-circuit detection, short-circuit protection, over-temperature alert.
- Resolution: 12-bit, monotonic.
- Response time: < 2 ms for 0–90% step.
- Output load: min. 1 kΩ (voltage mode).
- Galvanic isolation: 500 V DC between field and logic.
- Dimensions: 90 x 72 x 68 mm (H x W x D).
- Weight: approx. 150 g.
Installation & Commissioning
- Mounting: snap-on DIN rail or screw-mount. Torque 0.22–0.25 N·m.
- Wiring: use shielded twisted-pair cables for outputs. Keep signal wires away from power cables.
- Configuration: auto-recognized by TwidoSuite. Set output range via software (0–10 V or ±10 V).
- Calibration: factory-calibrated; user offset adjustment available.
- Maintenance: no routine calibration needed. Visual LED status for each channel.
- Compatibility: works with Modicon Twido bases (TWDLC•••). Also compatible with Modicon Quantum series via adapter.
Certifications & Compliance
- CE, UL (cULus), RoHS, REACH compliant.
- Marine classification: DNV-GL (optional).
- EMC immunity to IEC 61000-6-2.
Packaging: module, terminal block, and user manual (digital).
Warranty: 12 months against manufacturing defects.
Shipping: FedEx, UPS, DHL – express delivery worldwide.
Typical Applications
- Valve position control in chemical plants.
- Speed regulation for small DC drives.
- Actuator control in packaging machinery.
- Analog setpoint for heaters / cooling systems.
- Signal conversion for test benches.
Frequently Asked Questions
- Q: Can I use this module with 0–10 V only? A: Yes, selectable via software.
- Q: What is the maximum load capacitance? A: 1 µF per channel.
- Q: Does it support hot-swap? A: No. Power down before installation.
- Q: Is external power supply required? A: Yes, 24 V DC external.
- Q: Can I connect both outputs to different grounds? A: Yes, outputs are isolated.
Why Buy From Oiltech Controls?
- 15+ years in industrial automation spares.
- Global shipping – reliable and fast.
- Every unit tested for functionality (refurbished/surplus).
- 12-month warranty on all products.
- Technical verification before dispatch.
- Specialist support for obsolete control systems.
Contact Information
Email: info@oiltechcontrols.com
Phone (WhatsApp): +86 158 8020 0923
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