Description
The HONEYWELL 05704-A-0144 is a high-density analog input module within Honeywell’s Experion® PKS C300 I/O series, engineered for mission-critical process control applications. Designed for integration with the C300 Controller, this module delivers precision signal acquisition from 16 analog field devices (4–20 mA/HART) while ensuring intrinsic safety through galvanic isolation per channel. The HONEYWELL 05704-A-0144 operates on Honeywell’s Fault Tolerant Ethernet (FTE) backbone, enabling deterministic data exchange at 1 ms resolution for real-time monitoring of temperature, pressure, flow, and level variables. Its hot-swappable design minimizes downtime during maintenance, and the module’s rugged construction complies with IEC 61131-2 standards for vibration/shock resistance. As a cornerstone of Honeywell’s distributed control architecture, the HONEYWELL 05704-A-0144 supports predictive diagnostics via Asset Management Profile (AMP), reducing operational risks in hazardous environments.
HONEYWELL 05704-A-0144
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | HONEYWELL 05704-A-0144 |
| Manufacturer | Honeywell |
| Product Type | Analog Input Module |
| Input Channels | 16 (single-ended) |
| Signal Range | 4–20 mA with HART protocol |
| Resolution | 16-bit (±0.05% accuracy) |
| Isolation | 1500 Vrms channel-to-channel |
| Update Rate | 1 ms per channel |
| Power Consumption | 1.8 W (typical) |
| Operating Temperature | -40°C to +70°C |
| Communication | FTE (Fault Tolerant Ethernet) |
| Hazardous Certification | ATEX/IECEx Zone 2 |
| Dimensions | 135 x 110 x 45 mm (H x W x D) |
| Mounting | DIN rail or panel |
Main Features and Advantages
Channel-Level Diagnostics: The HONEYWELL 05704-A-0144 continuously monitors open-circuit, over-range, and under-range conditions, triggering alarms in Experion® SCADA for rapid fault isolation. Each channel’s HART pass-through capability enables bidirectional communication with smart instruments without additional hardware.
Intrinsic Safety: With reinforced isolation barriers and certified for Zone 2 environments, the module eliminates ground loops and suppresses electromagnetic interference (EMI), ensuring signal integrity in electrically noisy plants.
Zero Downtime Operations: Hot-swappability allows module replacement without shutting down the C300 controller. Redundant power options and FTE network resilience further enhance system availability. The HONEYWELL 05704-A-0144 also integrates with Honeywell’s Control Performance Monitor (CPM) for loop tuning optimization.
Application Field
The HONEYWELL 05704-A-0144 excels in continuous-process industries requiring uncompromised data accuracy. In oil & gas refineries, it interfaces with pressure transmitters on distillation columns and flow meters in custody transfer systems. Petrochemical plants deploy it for reactor temperature monitoring, leveraging HART diagnostics for predictive maintenance.
Power utilities utilize the module for grid substation battery voltage surveillance, while pharmaceutical facilities rely on its ±0.05% accuracy for bioreactor pH control under GMP compliance. Mining operations benefit from its -40°C operability in conveyor belt weight measurement systems. The HONEYWELL 05704-A-0144 is equally critical in water treatment SCADA networks for chlorine dosing control.
Related Products
05704-A-0145: 16-channel analog output module for actuator control.
51405083-100: C300 Controller for processing 05704-A-0144 signals.
05701-A-0551: FTE network interface module.
TK-FTD22: Field termination assembly for simplified wiring.
05708-A-0001: Digital input module for complementary discrete control.
CC-PDIL01: HART multiplexer for legacy system integration.
HONEYWELL 05704-A-0144
Installation and Maintenance
Pre-installation preparation: Verify Experion® R520.1 or later software compatibility. Allocate a ventilated slot in the C300 I/O rack (max ambient 70°C). Use shielded twisted-pair cables with 24 AWG gauge for analog signals. Ground the chassis via 10 AWG wire per IEC 61326.
Maintenance recommendations: Perform calibration validation annually using Honeywell Field Device Manager (FDM). Clean terminals with isopropyl alcohol to prevent oxidation. Replace the HONEYWELL 05704-A-0144 within 5 years in high-sulfur environments to avoid corrosion.




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