Honeywell SSD Series Modules - SSD-D08G-4300 51403645-400

Technical Dossier

Product Details And Specifications

Honeywell SSD Series Technical Notes

The Evolution of SSD Architecture

The SSD series originated within Honeywell's Safety Manager and TPS ecosystem in the late 1990s as a response to the industry's demand for integrated safety and process control on a unified backplane. Early-generation modules (circa 1998–2005) used parallel bus communication with fixed-address slot assignment, limiting hot-swap capability. The mid-generation transition (2005–2012) introduced Universal Control Network (UCN) compatibility and expanded the I/O density per slot, reducing panel footprint in brownfield retrofits. Post-2012 variants incorporated HART pass-through on analog channels and improved diagnostics via the Honeywell FDM (Field Device Manager) interface.

SSD Full Catalog & Functionalities (SKU List)

The following SKUs represent verified, commonly deployed modules within the Honeywell SSD series. Each entry reflects the module's primary functional role within a TPS or Experion PKS cabinet.

Digital Output (DO) Modules

• SSD-D08G-4300 (51403645-400): 8-ch DO, 24 VDC solid-state, group-isolated, discrete actuator control.
• SSD-D08G-4200 (51403645-200): 8-ch DO, earlier revision, non-CE-marked, legacy panel compatibility.
• SSD-D16G-4300 (51403646-400): 16-ch DO, high-density, dual-slot form factor, 24 VDC.
• SSD-D16G-4200 (51403646-200): 16-ch DO, prior revision, pre-2008 TPS cabinet deployment.

Digital Input (DI) Modules

• SSD-D08H-4300 (51403647-400): 8-ch DI, 24 VDC, high-impedance, field-powered, group-isolated.
• SSD-D16H-4300 (51403648-400): 16-ch DI, high-density, dual-slot, 24 VDC field power.
• SSD-D16H-4200 (51403648-200): 16-ch DI, legacy revision, original SSD backplane compatible.

Analog Output (AO) Modules

• SSD-A08H-4300 (51403649-400): 8-ch AO, 4–20 mA, HART-enabled, 16-bit resolution, loop-powered.
• SSD-A08H-4200 (51403649-200): 8-ch AO, non-HART, pre-HART field network deployment.
• SSD-A04H-4300 (51403650-400): 4-ch AO, 4–20 mA, HART pass-through, high-accuracy calibration.

Analog Input (AI) Modules

• SSD-A08G-4300 (51403651-400): 8-ch AI, 4–20 mA / 1–5 VDC selectable, HART, 16-bit ADC.
• SSD-A16G-4300 (51403652-400): 16-ch AI, high-density, dual-slot, HART multiplexed.
• SSD-A16G-4200 (51403652-200): 16-ch AI, non-HART revision, legacy field wiring compatible.

Power Supply & Communication Modules

• SSD-PS24-4300 (51403660-400): 24 VDC redundant PSU, 10 A output, hot-swap capable, LED diagnostics.
• SSD-CM01-4300 (51403670-400): Communication adapter, UCN interface, redundant network topology support.
• SSD-CM02-4300 (51403671-400): Secondary comm module, FTE (Fault Tolerant Ethernet) interface, Experion PKS integration.
• SSD-CPU01-4300 (51403680-400): Controller processing unit, dual-redundant CPU, 256 MB application memory, IEC 61131-3 compliant.
• SSD-CPU01-4200 (51403680-200): CPU module, prior revision, 128 MB memory, compatible with early SSD backplane generations.

Quality Control for the SSD Range

SSD-series modules present specific test challenges due to their multi-layer backplane bus architecture and mixed analog/digital signal paths. DriveKNMS applies the following verification procedures to all SSD inventory:

• Backplane continuity test: Each module is seated in a live SSD test rack; backplane communication integrity is verified at the UCN/FTE protocol layer.
• Channel-level functional test: All I/O channels are exercised at rated signal levels (4–20 mA for analog, 24 VDC for digital) with pass/fail logged per channel.
• HART communication verification: For HART-enabled analog modules, DD (Device Description) handshake is confirmed using a Fluke 754 or equivalent calibrator.
• Firmware revision audit: Module firmware is read and documented; modules with known errata revisions are flagged and quarantined pending customer approval.
• Thermal burn-in: Modules are operated at 45°C for 48 hours to screen for latent component failures before dispatch.