1. Rack plug-in redundant design supported, can configure dual redundant hot backup operation, automatic master-slave switching upon single module failure, no disturbance to production control loop;

2. Compatible with full series Ovation standard I/O modules (AI/AO/DI/DO/RTD etc.), uniformly schedule and read all field measurement data, issue control output instructions;

3. Equipped with multi-channel industrial communication interfaces, realize data interaction with operator stations, engineer stations, remote I/O racks, third-party auxiliary systems and plant SIS system;

4. Complete self-diagnosis mechanism built in: real-time monitoring of CPU operating status, memory, backplane bus communication, power supply voltage and network link faults; fault alarm uploaded to Ovation monitoring background;

5. Supports hot swapping replacement, maintenance replacement does not stop the whole rack control operation, suitable for continuous operation occasions such as thermal power units and chemical plants with no shutdown allowed;

6. Supports downloading control logic, PID regulation parameters, sequence control SFC programs and alarm limit values through Ovation engineering software, online modification and non-stop loading partial logic.

Core Technical Characteristics

1. Computing & Storage Performance

• High-speed industrial-grade processor chip, powerful floating-point operation capability, supports multi-loop PID, feedforward control, decoupling calculation, equipment sequential start-stop logic, SOE sequence of events recording processing simultaneously;

• Onboard large-capacity program memory and data memory, can solidify control logic, historical trend snapshot data and fault event records locally;

• Supports long-term retention of important parameters after power failure, no loss of configuration and historical data.

2. Redundancy & Reliability

• Dual redundant master-slave synchronization mechanism, real-time synchronization of running logic, intermediate calculation variables and output state; switching time is millisecond level, no fluctuation of field regulating valves and contact signals;

• Multi-stage anti-surge, reverse connection protection and isolation design for power supply and communication ports, strong EMC electromagnetic interference resistance, adapts to harsh electrical environment of power plant electronic room.

3. Communication Capacity

• Comes with multiple standard industrial Ethernet and backplane bus interfaces;

• Supports internal rack backplane I/O bus communication, Ovation control network, plant-level real-time network; seamless docking with local operator stations, remote server and auxiliary control system.

4. Power Supply Mode

5. Environmental Adaptability

• Operating temperature：0 ℃ ~ +60 ℃

• Storage & transportation temperature：−40 ℃ ~ +85 ℃

• Relative humidity：≤95% RH, non-condensing

• Conforms to industrial G3 anti-corrosion standard, long-term stable operation in power plant, chemical plant electronic cabinet environment

6. Front Panel LED Status Indicators

• RUN running light: Normal flashing indicates main controller operating normally; steady off/steady on means halt or fault;

• MASTER active light: Lit when the module is the master controller; extinguished for slave standby state;

• COMM communication light: Flashing indicates normal data exchange with backplane I/O and upper network;

• FAULT fault light: Red light on for hardware failure, communication interruption or program exception, with fault code positioning.

Application Scenarios

Thermal Power Generation Industry

Petrochemical Industry

Metallurgy & Other Process Industries

Central Heating, Waste Incineration Power Plants