Honeywell 8C-PAOHA1 51454469-275 Analog Output Module

Core Functionality and System Role

The Honeywell 8C-PAOHA1 51454469-275 analog output module delivers high-level constant current signals to actuators and recording devices for the Experion PKS Series 8 control system . This module features 16 independent 4-20 mA output channels and supports HART digital communication for intelligent device integration . Its coated design provides enhanced durability for demanding industrial environments . Furthermore, the module offers optional redundancy for mission-critical applications .

Technical Specifications

The following table details the core technical parameters for the Honeywell 8C-PAOHA1 51454469-275:

Parameter	Specification
Model Number	8C-PAOHA1 51454469-275
Product Type	Analog Output Module with HART
System Compatibility	Experion PKS Series 8, C300 Controller
Output Channels	16
Output Type	4-20 mA
Load Resistance	50-800 Ω (24V supply: 22-28 VDC)
Resolution	±0.05% of Full Scale
Calibrated Accuracy	±0.2% of Full Scale (25°C) including linearity
Output Ripple	< 100 mV peak-to-peak across 250Ω load
Temperature Drift	0.005% of Full Scale/°C
Module Current Rating	205 mA
Response Time	Settles to within 1% of final value within 80 ms
Voltage Rating	24 VDC
Operating Temperature	0°C to 60°C (standard); -40°C to 85°C (extended)
Storage Temperature	-40°C to 85°C
Weight	0.4 – 0.5 kg
Hot-Swap Support	Yes
Redundancy Support	Optional
Agency Certifications	Class I Division 2, Zone 2, SIL 2/3

Design and Protection Features

The Honeywell 8C-PAOHA1 51454469-275 features extensive self-diagnostics and open-wire detection for reliable field operation . Users can configure safe-state behavior (FAILOPT) on a per-channel basis to either hold the last value or shed to a safe value . The module supports hot-swap capability, which allows replacement without system shutdown . Its robust design includes output short-circuit protection and the IOTA termination assemblies for streamlined field wiring . Furthermore, the module’s HART functionality enables remote configuration and diagnostics of smart field devices .

System Compatibility and Use Cases

The Honeywell 8C-PAOHA1 51454469-275 integrates seamlessly with Honeywell C300 controllers and Experion PKS Series 8 I/O architecture . It suits critical applications in oil and gas, chemical processing, and power generation facilities . The module supports both non-redundant (8C-TAOXA1) and redundant (8C-TAOXB1) IOTA configurations . This module provides the precision and reliability required for demanding process control loops.