YM200-16I16O Digital Expansion Module (16DI/16DO)

YM200-16I16O Digital Expansion Module (16DI/16DO)-thumb-3

YM200-16I16O Digital Expansion Module (16DI/16DO)-thumb-4

YM200-16I16O Digital Expansion Module (16DI/16DO)-thumb-5

Click to preview

YM200-16I16O Digital Expansion Module (16DI/16DO)

Industrial digital I/O module usable as a PLC backplane expansion unit or independently as a standalone Remote I/O. Supports optional CANopen and Modbus protocols, providing 16 optocoupler-isolated digital inputs and 16 transistor digital outputs.

Technical Specifications

Power Supply	Backplane Powered / Auxiliary 24V Isolated Supply
I/O Channels	16DI (Optocoupler Dry Contact) + 16DO (Transistor Sinking)
Operating Mode	PLC Backplane Slave / Standalone Remote I/O
Fieldbus Protocols	CANopen / Modbus Optional (Supports Standalone Remote I/O Networking)
Serial & Ports	Standalone RS-485 (Modbus RTU slave supported)
Network & Ethernet	Dual-port CAN interface (CANopen / daisy-chain backplane)
Backplane Bus	Supports CANopen / Modbus / CAN 2.0, standalone Remote I/O & backplane cascade
Selection Guide	Can be used as PLC backplane expansion or standalone Remote I/O, supporting optional CANopen and Modbus protocols. Ideal for limit switches, buttons, and pneumatic valves.

Application Scenarios

Engineered to empower diverse industrial, metrology, and intelligent IoT scenarios.

Bioprocess & Fermentation

FLR1000 Fermenter End-to-End Control

Delivers multi-channel thermal PID loop, pH regulation, automated dosing valves, and 10.1-inch bilingual HMI synergy for advanced bioreactors.

Smart Manufacturing

Assembly Lines, Packaging & Tooling Control

Combines YC200 CPU with YM200 16I/16O modules for microsecond sensor reading and solenoid actuation, supporting mixed LD and ST programming.

Distributed Utilities

Unattended Pumping Stations & Water Utilities

Native industrial Ethernet and RS-485 links smart flowmeters and circuit breakers directly to Web SCADA over MQTT with offline resilience.

High Reliability & Zero Power

Latching Relay Bistable & State Retention

Employs YM200-04M latching modules to retain valve and contact states during power failures with zero steady-state power consumption.

Product Advantages

High Precision & StabilityEngineered to stringent metrological and industrial standards with exceptional repeatability and long-term durability.

IoT & Cloud EcosystemNative integration with YiOS IoT platform and WebConsole tools for remote telemetry and automated reporting.

Modular & Easy IntegrationStandardized interfaces and plug-and-play architecture significantly reduce on-site deployment and integration costs.

Model Selection Reference

Model	Product Name	Category	Description
YM200-16I16O	YM200-16I16O Digital Expansion Module (16DI/16DO)	plc	Industrial digital I/O module usable as a PLC backplane expansion unit or independently as a standalone Remote I/O. Supports optional CANopen and Modbus protocols, providing 16 optocoupler-isolated digital inputs and 16 transistor digital outputs.

Beijing YiLink Technology Co., Ltd.

Address: Room 8-808, Yard 19, Xincheng East Street, Mentougou District, Beijing

Phone: 18511281466

Email: tiandezhen@sina.com