Description
METSO IOP320 is a high-performance I/O processor module designed for METSO DNA distributed control systems (DCS), specializing in seamless signal conversion, data acquisition, and control command execution in process industries. METSO IOP320 integrates multi-type I/O channels and supports mainstream industrial protocols, enabling reliable connectivity between field sensors/actuators and upper-layer PLC/DCS. METSO IOP320 features rugged industrial-grade design with strong anti-interference capabilities and electrical isolation, ensuring stable operation in harsh environments with temperature fluctuations and electromagnetic interference. METSO IOP320 offers flexible configuration and hot-swap functionality, facilitating system expansion and maintenance without production downtime. Whether deployed in mineral processing plants or petrochemical refineries, METSO IOP320 delivers precise and reliable I/O processing for mission-critical automation workflows.
Technical Parameters METSO IOP320
| Parameter Item | Parameter Value |
|---|---|
| Product Model | METSO IOP320 |
| Module Type | Industrial I/O Processor Module |
| Compatible System | METSO DNA Distributed Control System (DCS) |
| I/O Channels | 16 analog inputs, 16 analog outputs, 32 digital inputs, 32 digital outputs (expandable via backplane bus) |
| Input Voltage | 24VDC (dual redundant input, automatic switching) |
| Analog Channel Precision | 0.1% FS |
| Digital Response Time | ≤1ms |
| Communication Interfaces | Ethernet, RS485, Modbus TCP/IP, Profinet |
| Communication Rate | Up to 100Mbps (data update rate 50ms) |
| Isolation Rating | 2500VAC (input/output to bus) |
| Surge Protection | IEC 61000-4-5, 2kV |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -40°C to +90°C |
| Dimensions | 100mm×80mm×25mm |
| Weight | 150g |
| Mounting Type | DIN rail |
| Certifications | CE, RoHS |
| Protection Features | Over-voltage, over-current protection |
Advantages and Features METSO IOP320
- Rich I/O Expansion Capability: METSO IOP320 offers abundant analog and digital channels with expandable design, meeting diverse signal acquisition and control needs without additional adapter modules.
- High Precision Signal Processing: 0.1% FS analog channel precision ensures accurate conversion of process parameters like temperature and pressure, supporting precise industrial process control.
- Strong Anti-Interference Performance: 2500VAC electrical isolation and 2kV surge protection minimize electromagnetic interference impact, reducing misoperation rate to ≤0.001% in high-noise environments.
- Multi-Protocol Compatibility: Supports Ethernet, RS485, Modbus TCP/IP, and Profinet, enabling seamless integration with mainstream PLCs (Siemens S7-1200/1500, ABB AC800M) and DCS systems.
- Reliable and Maintainable Design: Hot-swap support and redundant power input ensure 99.99% system availability, while modular structure simplifies maintenance and reduces downtime.
Application Cases
- Automotive Assembly Line Conveyor Control: An automotive plant deployed METSO IOP320 to connect 24 photoelectric sensors and 16 proximity switches, refreshing input status every 10ms. It drives 12 relays to control conveyor motors, ensuring ±2mm workpiece positioning accuracy and improving production line synchronization by 18%.
- Municipal Sewage Treatment Aeration Control: A sewage treatment facility used METSO IOP320 to collect 8 dissolved oxygen (4-20mA) and 4 pH sensor signals. It adjusts 16 aeration valve openings with 4-20mA output, stabilizing dissolved oxygen concentration at 2-3mg/L with ±0.2mg/L precision and reducing energy consumption by 22%.
- Mineral Processing Plant Grinding Control: A mineral processing plant integrated METSO IOP320 into its grinding system, monitoring temperature, pressure, and flow signals. Its strong anti-interference capability ensures stable operation in the high-vibration environment, reducing equipment failure-related downtime by 30%.
Competitor Comparison
| Comparison Item | METSO IOP320 | Siemens ET 200SP I/O Module | ABB CI854A Communication Interface |
|---|---|---|---|
| Module Type | I/O Processor Module | Distributed I/O Module | Communication I/O Module |
| I/O Channel Expansion | 16AI+16AO+32DI+32DO (expandable) | 8AI+8AO+16DI+16DO (expandable) | Limited to communication-focused I/O |
| Analog Precision | 0.1% FS | 0.2% FS | 0.15% FS |
| Operating Temperature | -40°C to +85°C | -20°C to +60°C | -30°C to +70°C |
| Communication Protocols | Modbus TCP/IP, Profinet, Ethernet, RS485 | PROFINET, Ethernet/IP | Modbus, Profinet |
| Isolation Rating | 2500VAC | 1500VAC | 2000VAC |
| Estimated Price (USD) | ~$1,100 | ~$1,250 | ~$1,300 |
Selection Suggestions
- Choose METSO IOP320 for METSO DNA DCS systems, leveraging seamless integration and optimized compatibility for process control applications.
- Opt for METSO IOP320 in harsh environments (-40°C to +85°C) such as mining or outdoor industrial sites, as its wide operating temperature range outperforms competitors.
- Select METSO IOP320 for projects requiring high-precision signal processing (0.1% FS) and rich I/O channels, such as automotive manufacturing or sewage treatment.
- Use METSO IOP320 for multi-vendor system integration, as its multi-protocol support eliminates compatibility issues with mainstream PLCs and DCS.
Precautions
- Ensure input voltage is strictly 24VDC to avoid damaging METSO IOP320; utilize redundant power input for critical applications.
- Mount the module on a standard DIN rail with adequate ventilation, avoiding direct exposure to moisture and corrosive gases.
- Use shielded cables for I/O wiring to enhance anti-interference performance, especially in environments with heavy electromagnetic interference.
- Do not exceed the rated current of I/O channels to prevent module damage and ensure signal stability.
- Follow ESD protection protocols (anti-static wristband, mat) when handling METSO IOP320 to protect internal components.
- Regularly update firmware via communication interfaces to maintain compatibility with latest control system software and unlock new features.

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Brand new✔ In stock ✔ Fast shipping✔
PLC : Allen Bradley , Siemens MOORE, GE FANUC , Schneider
DCS : ABB ,Honeywell, Invensys Triconex , Foxboro , Ovation,YOKOGAWA, Woodword, HIMA
TSI : Triconex , HIMA , Bently Nevada , ICS Triplex
Complete service we offer
Payment: T/T
Delivery: 1-2 days
Shipment: DHL UPS FedEx, etc
After-sales service: Yes, 24/7 hours
Email: sales@plcfcs.com
Phone:+86 15343416922
Wechat:+86 15343416922
PLC : Allen Bradley , Siemens MOORE, GE FANUC , Schneider
DCS : ABB ,Honeywell, Invensys Triconex , Foxboro , Ovation,YOKOGAWA, Woodword, HIMA
TSI : Triconex , HIMA , Bently Nevada , ICS Triplex
Complete service we offer
Payment: T/T
Delivery: 1-2 days
Shipment: DHL UPS FedEx, etc
After-sales service: Yes, 24/7 hours




Email: jiedong@sxrszdh.com
Phone / Wechat:+86 15340683922
Wechat:+86 15343416922