Y401-11-L Wireless I/O Sync Module Manual

Refer to the specification for detailed electrical ratings, pinouts, and installation requirements: Y401-11-L Specification.

Overview

The Y401-11-L is a point-to-point wireless I/O synchronizer with 1DI/1DO. It uses sub-GHz LoRa to mirror input changes to the remote output for simple, license-free control links.

Basic Setup

1. Power the device with a stable DC supply as specified in the datasheet.
2. Connect the DI to a dry contact input; avoid applying active voltage signals.
3. Wire the relay output using NO/COM/NC according to your load type.
4. Mount the antenna vertically and keep it clear of metal obstructions for best range.

Safety Notes

• Use certified power supplies and correct polarity.
• Do not install in explosive, high-humidity, or dusty environments.
• Keep the antenna within the specified operating band to maintain link reliability.