Honeywell PCD3.A465 – 4‑channel analog input module for Saia PCD3 systems

The Honeywell PCD3.A465 is a compact analog input module designed for Saia PCD3 PLC platforms. From my experience, it’s the kind of module you pick when you need reliable, multi-signal analog acquisition in building automation, energy management panels, or OEM machinery—without overcomplicating the cabinet. It typically integrates on the local PCD3 I/O base, so wiring stays neat and commissioning is quick.

Company’s Order Placement Process and Guarantees

• Warranty: 365 days
• Delivery: 1 week if in stock; no more than one month at the latest
• Payment: 50% advance payment; full payment prior to delivery
• Express options: FedEx, UPS, DHL

Key Features

• 4 analog input channels – Suitable for typical process and building signals where you need a handful of accurate points per panel.
• Multi-signal flexibility – Commonly used with voltage or current loops, and in many cases with temperature sensors (RTD or thermocouple) depending on project standards.
• PCD3 backplane integration – Slides into the PCD3 I/O base; no separate communications wiring, which simplifies maintenance.
• Compact cabinet footprint – The slim PCD3 module form factor helps when cabinet width is tight.
• Stable readings – Designed for steady, low-noise measurement in typical HVAC plants, energy dashboards, and light process skids.
• Service-friendly terminals – You might notice wiring and labeling are laid out to reduce commissioning errors.

Technical Specifications

Related or Supporting Products

• PCD3.A460 – 4‑channel analog input module (voltage/current focused; chosen when loops dominate)
• PCD3.A461 – 4‑channel current input module (typically for 4–20 mA-only designs)
• PCD3.A462 – 4‑channel thermocouple input module (for high-temp or process ovens)
• PCD3.A463 – 4‑channel RTD input module (Pt100/Pt1000 use cases in HVAC and hydronics)
• PCD3.A470 – Analog output module (for valve/drive control when you also need AO)
• Saia PCD3 CPUs (e.g., PCD3.M series) – Required host controller for the I/O modules

Installation & Maintenance

• Cabinet: Mount on a DIN-rail with the PCD3 base; follow spacing for ventilation. Keep away from strong EMI sources where possible.
• Wiring: Use shielded twisted pairs for low-level analog signals; ground shields on one side to avoid ground loops.
• Power: Provide clean 24 VDC for field transmitters if used; avoid sharing noisy loads with drives.
• Commissioning: Verify channel type and scaling in the PCD3 CPU; a quick point-by-point simulation typically saves field time.
• Maintenance: Periodic terminal re-torque and a light dust clean help stability. Sensor loop checks and occasional re-calibration are advisable in regulated sites.
• Firmware/Project: Keep PLC firmware and project documentation synced; from my experience, version control prevents most site surprises.

Quality & Certifications

• Certifications: CE; RoHS compliant; UL/cUL listing typically available for PCD3 family modules
• Manufacturer: Honeywell (Saia PCD3 platform)
• Warranty: 365 days (our supply guarantee)

One thing I appreciate is how the PCD3.A465 fits mixed-signal jobs without needing a second rack. If you’re replacing an older PCD3 analog card, the migration is usually straightforward—channel scaling and wiring labels are what most technicians check first.