Product Overview
The Honeywell 8C-PAON01 (also identified by the part number 51454357-175) is a high-performance, high-density analog output module engineered for the Experion Process Knowledge System (PKS) distributed control system (DCS) and the C300 controller platform. As a key member of the Series C (also known as Series 8) I/O family, the Honeywell 8C-PAON01 converts digital control commands from the controller into precise, stable analog current signals, delivering these outputs to field actuators, control valves, electro-hydraulic converters, and indicating or recording instruments.
The Honeywell 51454357-175 module provides 16 independent, isolated output channels supporting a standard 4–20 mA current loop, with selectable output ranges to accommodate diverse application requirements. Its design prioritizes reliability and diagnostic intelligence: the Honeywell 8C-PAON01 incorporates extensive self-diagnostics, open-wire detection with Channel Soft Failure annunciation, and configurable FAILOPT safe-state behavior that can be set on a per-channel basis. These features ensure that in the event of a communication loss or system fault, the module can either hold the last valid value or transition to a predefined safe value, preventing uncontrolled process excursions.
Built for demanding industrial environments, the Honeywell 8C-PAON01 features a robust, coated construction that protects against moisture and contaminants, a design variant often denoted by the “C” in its model number (versus the uncoated 8U-PAON01). The module supports hot-swappable installation and can be configured in redundant pairs to enhance system availability for critical control loops. With its combination of high channel density, precision, and advanced diagnostic capabilities, the Honeywell 51454357-175 is a trusted solution for optimizing process control and maintaining operational continuity across a wide range of industries.
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | 8C-PAON01 (51454357-175) |
| Manufacturer | Honeywell |
| Product Type | Analog Output Module (AO) |
| System Compatibility | Experion PKS, C300 Controller, Series C/Series 8 I/O |
| Output Channels | 16, independent and isolated |
| Output Signal Type | 4–20 mA DC (standard); 0–20 mA, 0–10 V DC (selectable) |
| Resolution | ±0.05% of Full Scale |
| Calibrated Accuracy | ±0.35% of Full Scale (25°C, including linearity) |
| Response Time | Settles within 1% of final value in ≤80 ms |
| Load Resistance | 0–800 Ω |
| Maximum Open Circuit Voltage | 22 V |
| Power Supply | 24 VDC |
| Operating Temperature | -40°C to +70°C |
| Electrical Isolation | ≥1500 Vrms (channel-to-channel and channel-to-system) |
| Protection Rating | IP20 (cabinet installation) |
| Coating | Yes (coated variant) |
| Dimensions | Approx. 5.1 × 26.7 × 17.8 cm |
| Weight | Approx. 0.3–0.5 kg |
| Certifications | CE, UL, CSA, ATEX, SIL 2 |
| Redundancy Support | Configurable (requires redundant IOTA CC-TAON11) |
