Honeywell 8C-PAIH51 51454352-175 Analog Input Module

The Honeywell 8C-PAIH51 (part number 51454352-175) is a high-performance Analog Input Module that is part of the C300 I/O series within Honeywell’s Experion Process Knowledge System (PKS) architecture. It is designed to offer reliable analog signal acquisition from field devices in demanding industrial environments. This module supports various analog input types, including 4-20 mA current loops and voltage signals, allowing it to interface with a wide array of sensors such as pressure transmitters, temperature sensors, and flow meters.

The 8C-PAIH51 module is hot-swappable and supports advanced diagnostics, HART communication, and seamless integration with Honeywell’s automation systems. It plays a critical role in maintaining efficient and safe process control in refineries, chemical plants, and power generation facilities.

Technical Specifications

Applications

The 8C-PAIH51 module is used across various industries where real-time and high-reliability analog data acquisition is essential:

• Petrochemical & Refining Plants

• Power Generation Facilities

• Pharmaceutical Manufacturing

• Pulp & Paper Industry

• Food & Beverage Processing

• Water and Wastewater Treatment

• Oil & Gas Upstream and Midstream Operations

• Steel and Cement Plants

It is especially suitable for safety-critical and high-integrity environments due to its robust design and diagnostic capabilities.

Key Advantages

• High Accuracy & Reliability

  Ensures precise analog data acquisition with minimal drift or noise interference.

• HART Compatibility

  Enables advanced field device diagnostics and remote configuration.

• Hot-Swappable Module Design

  Supports uninterrupted plant operations during maintenance or module replacement.

• Wide Environmental Range

  Suitable for extreme industrial environments due to its ruggedized design.

• Compact Footprint

  Saves cabinet space while supporting up to 16 channels per module.

• Integrated with Experion PKS

  Seamless integration with Honeywell’s flagship control system architecture.

• Improved Maintenance Efficiency

  Built-in diagnostics help reduce downtime and support predictive maintenance.

Frequently Asked Questions (FAQ)

1. What type of signals can the 8C-PAIH51 handle?

   It supports 4-20 mA current signals and voltage inputs, with optional HART protocol support.

2. Is this module hot-swappable?

   Yes, it can be replaced without shutting down the system.

3. How many channels does this module support?

   It supports 16 single-ended or 8 differential analog input channels.

4. Does it support HART communication?

   Yes, HART is supported if configured accordingly.

5. Can it be used in safety-critical applications?

   Yes, it is designed for high-integrity environments and supports diagnostics.

6. What control systems is it compatible with?

   It is optimized for use within the Honeywell Experion PKS architecture.

7. How is it mounted?

   It is designed for vertical installation on module carriers.

8. What is the operating temperature range?

   It operates between -40°C and +70°C.

9. Are there diagnostic features available?

   Yes, it includes advanced diagnostics for channel health and status.

10. What are the certification standards for this module?

    It complies with CE, UL, FM, CSA, and other industrial standards.