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SKU:X20DO4633
X20DO4633 B&R | Zero-Cross Triac Module
Manufacturer: B&R
Product No.: X20DO4633
Product Type: I/O Module
Product Origin: AT
Payment:T/T, Western Union
Weight: 500g
Shipping port: Xiamen
Warranty: 12 months
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Description
X20DO4633 AC Digital Output Module
B&R X20DO4633 delivers four triac outputs with advanced AC control. Each channel handles 48 to 240 VAC at 50 or 60 Hz. Phase-angle control enables precise power regulation. Zero-cross detection reduces switching stress. Open-circuit detection for each channel. Negative half-waves can switch off. Integrated snubber circuits. OSP and frequency modes included. Direct L and N supply.
Technical Specifications
- Outputs: 4 triac with phase-angle control
- Voltage Range: 48 to 240 VAC
- Frequency: 50 Hz or 60 Hz
- Protection: Integrated snubber circuit on each output
- Control Modes: Phase-angle control, zero-cross detection
- Diagnostics: Open-circuit detection per channel
- Switching: Negative half-waves can switch off
- Special Modes: OSP mode, frequency mode
- Connection: 2-wire, 240 V coding, L switching
- Supply: L and N fed directly to module
- Temperature: -25 to 60°C horizontal, -25 to 50°C vertical
- Certifications: CE, UL, ATEX Zone 2, DNV, CCS, LR, KR, ABS, BV
Package Contents
- 1x X20DO4633 digital output module
- Quick start guide
- Shipping via FedEx, UPS, DHL
- Terminal block sold separately
FAQ
Q: What is open-circuit detection useful for?
It identifies broken wires or failed loads for faster troubleshooting.
Q: Can X20DO4633 control inductive loads?
Yes. Integrated snubber circuits protect against voltage spikes from inductives.
Q: What is the difference between phase-angle and zero-cross?
Phase-angle adjusts power continuously; zero-cross switches at voltage zero to reduce noise.
Additional Specifications
- White
- Black
- Gray
Scalar (V/f)
Vector
AC-powered
Buying Guide
- Confirm the exact model, part number, and specifications before ordering.
- Ensure compatibility with your current machinery or control systems.
- Reach out via sale@etowonauto.com or +8617859788089 for technical assistance.
- Review delivery options, lead times, and shipping requirements.
- Follow manufacturer instructions and best practices during installation.
Shipping And Return
In-stock items are typically dispatched the same business day. For products not currently in stock, dispatch times may vary based on availability. International shipping is available, and shipping costs are calculated according to destination, weight, and carrier selection.
Returns are accepted within 30 days of receipt, provided items are unused and in original condition. Return shipping costs are the responsibility of the customer. Please contact us before returning any item to receive return authorization.
For more details, please review our Shipping & Return Policy.

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