8C-PCNT03 51454363-375 HONEYWELL Control module
| Product Description |
|
The Honeywell 8C‑PCNT03 (often also referenced with part numbers like 51454363‑275, 51454363‑375) is part of the Honeywell Series 8 “C300
Controller” family within the Experion® DCS / Process Automation platform.This module serves as a central‑controller hardware
node (CPU/processor module) for the C300 system, providing the execution environment for control logic,
communications, I/O management and integration in distributed
control system architectures.
|
| More Technical Data |
| Power requirement |
24 V DC (provided via the Series 8 power system). |
| Module dimensions / form‑factor |
The IOTA/Controller assembly height is 220 mm (“9 inch”) and width ~120 mm (“4.75 inch”) in the specification. |
| Execution / control capacity |
Minimum execution period (scan) ~ 50 ms for control strategies. |
| Certifications / approvals |
Modules are certified for hazardous locations: Class I Division 2, Zone 2 (AEx/Ex ec IIC T4 Gc) etc. |
| Frequently Asked Questions |
|
Q1: What is the exact function of the 8C‑PCNT03 module in the system?
A: The 8C‑PCNT03 is the controller hardware module in the Honeywell Series 8 C300 controller architecture. It executes your control
logic (via Control Execution Environment), interfaces with field I/O modules, handles communication links (uplink/downlink)
and provides the computing engine of the C300 node.
Q2: How many I/O modules can it support?
A: According to the Series 8 specification, one controller (C300) can support up to 80 I/O units (redundant or non‑redundant)
and up to 2560 I/O points per controller. Note that actual supported I/O may depend on system
configuration, memory usage, and licensing.
Q3: Is the part number “51454363‑375” different from “51454363‑275”?
A: Yes – likely a revision/variant difference (such as coated vs non‑coated electronics, memory size, environmental rating).
The core module function (8C‑PCNT03) remains the same. Always confirm revision code with your
supplier or Honeywell to ensure compatibility.
Q4: Can I replace this module in a running system without interruption?
A: The Series 8 specification indicates modules support “module removal and insertion under power” in many cases.
However, whether you can hot‑swap this particular controller module depends on the system’s
redundant architecture (i.e., whether you have dual C300 controllers configured in
redundant mode). If your system is non‑redundant, removing/replacing
the controller will disrupt the system.
|
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