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Technical specifications for 8C-PAOHA1
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Manufacturer:Honeywell
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Product Category:DCS Systems
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Spare Part Number:51454469-275
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Estimated shipping dimensions:6x15.6x14.3cm
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Weight:0.3 kg
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Tariff Code:8537101190
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Counliy of origin:USA
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Output channels:16
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Output signal:4 to 20 mA
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Load resistance:50 to 800 Ohm
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Module supply:24 Vdc
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Module current:205 mA
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Output resolution:+/-0.05% FS
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Calibrated accuracy:+/-0.2% FS at 25 degC
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Current linearity:+/-0.05% FS nominal
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Output temperature drift:0.005% FS/degC
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Output ripple:Less than 100 mV peak-to-peak across 250 Ohm
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Directly settable current:2.9 to 21.1 mA
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Maximum open-circuit voltage:22 V
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Response time:Within 1% in 80 ms
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Redundancy switchover gap:10 ms maximum
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Operating temperature:0 to 60 degC
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Storage temperature:-40 to +85 degC
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Nonredundant IOTA:8C-TAOXA1; 6 inch
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Redundant IOTA:8C-TAOXB1; 12 inch
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Hot removal and insertion:Supported
Information
Overview
Manuals
Common Applications
Product Precautions
Honeywell 8C-PAOHA1 is a coated Series 8 sixteen-channel analog output module with HART. It drives field current loops and carries HART communication for Experion control strategies.
- Generates sixteen controlled analog current outputs
- Supports HART communication on configured field loops
- Operates with nonredundant or redundant Series 8 output IOTAs
- Maintains commanded output behavior through controller and I/O diagnostics
8C-PAOHA1 installs with 8C-TAOXA1 nonredundant IOTA, 8C-TAOXB1 redundant IOTA, 24 Vdc Series 8 cabinet supply, 4-20 mA HART field devices in an engineered Experion Series 8 I/O configuration.
The commissioning workflow covers installed-hardware matching, controlled start-up and functional verification for this series 8 analog output module with hart.
Important Notice: Confirm the complete 8C-PAOHA1 marking, installed-system configuration, field connections and controlled functional test before commissioning or replacement.
Apter Power 8C-PAOHA1 Manuals and Guides
Apter Power 8C-PAOHA1 Product Technical Reference PDFHoneywell 8C-PAOHA1 Official Manual PDF
The first document is an Apter Power model-specific technical reference. The second supports model-specific installation, configuration and engineering verification.
Control-valve positioning with HART diagnosticsGenerates sixteen controlled analog current outputs
Analog setpoint delivery to package equipmentSupports HART communication on configured field loops
Redundant critical-process output loopsOperates with nonredundant or redundant Series 8 output IOTAs
Field-device commissioning from ExperionMaintains commanded output behavior through controller and I/O diagnostics
Read the applicable Honeywell installation instructions before work. Verify 8C-PAOHA1 and the installed Experion Series 8 I/O configuration.
1Verify 8C-PAOHA1 and part 51454469-275 on the physical label before work.
2Isolate the affected process outputs and document their safe states before module removal.
3Confirm whether the installed IOTA is the nonredundant or redundant execution.
4Keep output-loop polarity and shield termination unchanged during replacement.
5Use ESD controls and protect module and IOTA connectors from contamination.
6Restore channel ranges, failsafe actions and HART assignments from the approved control database.
7Inject or command controlled current values and compare them at the field circuit.
8For a redundant pair, verify synchronization and switchover without upsetting the process.
Technical notes
Match 8C-PAOHA1 to the installed IOTA execution, preserve loop polarity and channel assignment, then prove commanded current, HART communication and redundancy behavior under controlled conditions.
FAQ View All FAQ
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How should engineers isolate 8C-PAOHA1 before replacement?Place the associated process function in its approved maintenance state and isolate the power, signal or pneumatic energy connected to 8C-TAOXA1 nonredundant IOTA.
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What connection information should be recorded before removing 8C-PAOHA1?Record every terminal, cable, channel, group and companion-component assignment associated with 8C-PAOHA1 before any conductor or connector is moved.
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Which configuration must be restored after installing 8C-PAOHA1?Restore only the approved Experion Series 8 I/O configuration for the original position, including the model-specific channel, network, timing or pressure settings.
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How should 8C-PAOHA1 be commissioned for Control-valve positioning with HART diagnostics?Apply a controlled input, output or operating condition and verify the expected generates sixteen controlled analog current outputs response together with the product-specific diagnostics.
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Which diagnostics should be checked after replacing 8C-PAOHA1?Review the applicable power, communication, channel and fault indications for 8C-PAOHA1, then confirm that no unexpected alarm or bypass remains active.
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Can 8C-PAOHA1 be replaced by a similar family model without engineering review?No. The complete model, electrical or pneumatic execution, companion hardware and approved system configuration must match the installed duty.
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What evidence should be retained after 8C-PAOHA1 returns to service?Retain the full 8C-PAOHA1 identity, as-left connections, restored configuration, final diagnostics and the controlled functional-test result.
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Which installed hardware must be matched before using 8C-PAOHA1?Match 8C-PAOHA1 to 8C-TAOXA1 nonredundant IOTA, 8C-TAOXB1 redundant IOTA and the complete physical marking; do not transfer a configuration from an adjacent model.
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