Metso IOP302
Metso IOP302
Metso IOP302
Metso IOP302
Metso IOP302
Metso IOP302
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IOP302

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IOP302 is a Metso Automation maxPAC 16-channel 4 to 20 mA analog input module for maxDNA DCS process signals.
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Technical specifications for IOP302

  • Manufacturer:
    Metso Auttomation
  • Part Number:
    IOP302
  • Product Family:
    Metso Auttomation
  • Product Type:
    16 channel 4 to 20 mA common analog input module
  • Stock:
    1
  • Input:
    4 to 20 mA common input
  • Channels:
    16
  • Loop power:
    24 V backplane transmitter loop power, individually fused
  • Resolution:
    15 bits plus sign
  • Scan:
    20 ms
  • Conversion:
    sigma delta, one ADC per channel
  • Calibration:
    startup and periodic online calibration
  • Input impedance:
    300 Ohm
  • Normal mode:
    50 V
  • Rejection:
    60 dB at 50 and 60 Hz
  • Isolation:
    1500 VAC field to logic
  • Input power:
    125 mA
  • Dimensions:
    4.4 × 31.5 × 25.6 cm
  • Weight:
    0.62 kg
  • Tariff Code:
    8538900000
  • Country of origin:
    Germany
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Loop wiring Diagnostics System integration Application
  • IOP302 is a maxPAC sixteen channel common analog input module.
  • The module accepts 4 to 20 mA process transmitter signals.
  • Backplane loop power, isolation, calibration, and diagnostics support DCS operation.

IOP302 is a Metso Automation maxPAC analog input module.

Availability, condition, price, and shipping time for IOP302 are confirmed during quotation.

Metso Automation IOP302 Manuals, Links

Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

  • Identify each 4 to 20 mA transmitter loop and polarity.
  • Check backplane loop power and individual fuses.
  • Verify field terminals and DPU point mapping before energizing.
  • Use module diagnostics and Active indication to check operating state.
  • Separate transmitter, fuse, wiring, and module faults.
  • Record calibration and diagnostic results after replacement.
  • Confirm DPU, chassis position, and bus address.
  • Verify common or redundant module arrangement.
  • Compare the loop list with the maxDNA DCS configuration.
  • maxPAC local process I/O cabinets.
  • maxPAC remote I/O transmitter loops.
  • 4 to 20 mA process measurement in maxDNA DCS installations.
Description
IOP302 is a Metso Automation maxPAC 4 to 20 mA common analog input module.

The module converts sixteen process transmitter inputs with backplane loop power, field-to-logic isolation, sigma delta conversion, diagnostics, and online recalibration.

Before replacement, confirm maxPAC chassis, DPU compatibility, bus address, field wiring, loop power, and redundant or common module configuration.
Alternative Names
IOP302 Metso IOP302 Metso Automation IOP302 maxPAC IOP302 IOP 302
Technical notes
IOP302 is a maxPAC sixteen channel 4 to 20 mA module. Verify DPU, chassis, address, loop power, wiring, and redundancy before replacement.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
How do I distinguish Metso Automation IOP302 from the voltage input IOP305?
Confirm the current input function, maxPAC module identity, channel wiring, and configured signal type before replacement.
How should the transmitter loops for Metso Automation IOP302 be prepared?
Identify every loop, polarity, transmitter supply path, fuse, field terminal, and DCS point before removing the module.
What backplane supply checks matter for Metso Automation IOP302?
Verify the 24 V transmitter loop supply, individual fuses, chassis seating, and the DPU configuration.
What records should be captured before replacing Metso Automation IOP302?
Record chassis position, bus address, DPU association, loop wiring, redundancy arrangement, calibration status, and diagnostics.
What can cause an open input on Metso Automation IOP302?
Check transmitter power, fuse, polarity, field wiring, terminal condition, loop configuration, and the process transmitter itself.
How should calibration be handled on Metso Automation IOP302?
Allow startup calibration and use the documented online recalibration process after wiring and module identity are confirmed.
What should be retained after installing Metso Automation IOP302?
Retain module identity, chassis and address records, loop list, DPU configuration, calibration results, diagnostic history, and test values.

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