METSO IOP345

METSO IOP345 is a high-performance multi-functional I/O control module from METSO’s IOP series, designed for data acquisition, signal processing, and real-time control in industrial automation systems. METSO IOP345 integrates versatile I/O channels, multi-protocol communication, and robust fault – tolerance, making it ideal for harsh industrial environments like mining, cement, and power generation.

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Description

METSO IOP345 is a high-performance multi-functional I/O control module from METSO’s IOP series, designed for data acquisition, signal processing, and real-time control in industrial automation systems. METSO IOP345 integrates versatile I/O channels, multi-protocol communication, and robust fault – tolerance, making it ideal for harsh industrial environments like mining, cement, and power generation. METSO IOP345 features a 24V DC industrial power supply, high – speed signal sampling, and built – in protection mechanisms, ensuring stable operation in electromagnetic – noisy and temperature – fluctuating settings. METSO IOP345 supports seamless integration with PLC/DCS systems via Ethernet, RS – 485, and Modbus protocols, enabling centralized monitoring and control. METSO IOP345’s compact design and flexible channel configuration allow easy installation and adaptation to diverse process control tasks, serving as a reliable core component for industrial automation workflows.

Technical Parameters METSO IOP345

Parameter Item Parameter Value
Product Model METSO IOP345
Product Series METSO IOP Series
Module Type Multi – functional I/O Control Module
Core Functions Data acquisition, signal processing, logic control, communication integration, fault self – diagnosis
Power Supply 24V DC (industrial standard)
Digital Input (DI) 16 channels (24V DC)
Digital Output (DO) 16 channels (2A per channel)
Analog Input (AI) 4 channels (4-20mA current input)
Analog Output (AO) 4 channels (0-10V voltage output)
Processor ARM Cortex – M3
Memory 128KB Flash; 20KB RAM
Communication Interfaces Ethernet, RS – 232, RS – 485
Supported Protocols Modbus RTU/TCP, Profibus, Ethernet/IP
Sampling Rate 1ms
Control Precision ±0.1% F.S.
Operating Temperature -10°C to 60°C
Storage Temperature -20°C to 70°C
Protection Rating IP40
Dimensions 150mm×100mm×50mm
Weight 0.4 kg
Protection Features Overvoltage, overcurrent, reverse polarity protection

Advantages and Features METSO IOP345

  1. Versatile I/O Configuration: METSO IOP345 offers 16 DI, 16 DO, 4 AI, and 4 AO channels, adapting to mixed digital/analog signal processing without extra expansion modules.
  2. Multi – Protocol Communication: Supports Ethernet, RS – 485, and Modbus protocols, enabling seamless integration with mainstream PLC/DCS systems for flexible data exchange.
  3. Reliable Fault Tolerance: Built – in overvoltage/overcurrent protection and self – diagnostic functions reduce downtime risks and simplify maintenance in harsh industrial environments.
  4. High – Speed Signal Processing: 1ms sampling rate and ARM Cortex – M3 processor ensure real – time response for time – critical control tasks.
  5. Compact & Durable Design: Compact size (150mm×100mm×50mm) allows space – saving installation, and wide temperature range ensures stable operation in extreme industrial conditions.

Application Cases

  1. Mining Conveyor Control: A large mining company deployed METSO IOP345 to monitor and control ore conveyor systems. Its 16 DI/DO channels tracked motor status and triggered emergency stops, cutting unplanned downtime by 15%.
  2. Cement Plant Process Monitoring: A cement manufacturer integrated METSO IOP345 into its kiln temperature and pressure monitoring system. The 4 AI channels collected real – time process data, and the module’s high precision helped optimize combustion efficiency by 10%.
  3. Power Plant Auxiliary Equipment Control: A thermal power plant used METSO IOP345 to control pump and fan operations. Its multi – protocol communication enabled centralized DCS integration, improving maintenance efficiency by 12%.

Competitor Comparison

Comparison Item METSO IOP345 Siemens ET 200SP I/O Module Rockwell 1756 – IF16 I/O Module
I/O Channel Count 16DI/16DO/4AI/4AO 8DI/8DO/4AI/2AO 16DI/8DO/4AI/2AO
Communication Protocols Ethernet, RS – 485, Modbus PROFINET, Ethernet/IP Ethernet/IP, ControlNet
Operating Temperature -10°C to 60°C -20°C to 60°C 0°C to 60°C
Processor ARM Cortex – M3 32 – bit MCU 32 – bit MCU
Protection Rating IP40 IP20 IP20
Estimated Price (USD) ~$840 ~$920 ~$880

Selection Suggestions

  1. Choose METSO IOP345 for mixed – signal control tasks that need 16 DI/16 DO and 4 AI/4 AO channels to reduce system complexity.
  2. Opt for METSO IOP345 in mining or cement plants, as its 24V DC power supply and wide operating temperature range suit harsh industrial environments.
  3. Select METSO IOP345 for Modbus – based PLC/DCS integration, leveraging its multi – protocol communication for seamless data sharing.
  4. Use METSO IOP345 for applications requiring high – speed signal sampling (1ms) and real – time control, such as process loop regulation.

Precautions

  1. Ensure the power supply is stable 24V DC to avoid damaging METSO IOP345’s internal circuits.
  2. Use shielded cables for AI/AO wiring to minimize electromagnetic interference and maintain signal accuracy.
  3. Do not exceed the 2A per channel current limit for DO to prevent module burnout.
  4. Regularly check the self – diagnostic alerts of METSO IOP345 to detect potential faults early and avoid system downtime.
  5. Mount the module in a dust – free and well – ventilated cabinet to comply with its IP40 protection rating.
  6. Follow ESD protection protocols during installation and maintenance to protect the module’s sensitive electronic components.

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