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Description
Product Overview
The Emerson A6824R is a high-performance analog input module designed for integration within Emerson’s DeltaV™ distributed control system (DCS). As part of the DeltaV S-series I/O family, the Emerson A6824R delivers precise signal conditioning and data acquisition for process industries requiring robust automation solutions. This module supports 16-channel analog inputs compatible with 4-20 mA, thermocouple, and RTD signals, enabling seamless monitoring of critical process variables such as temperature, pressure, and flow rates. Its modular design and hot-swappable configuration ensure minimal downtime during maintenance or system upgrades.
Certified for SIL 2 compliance, the Emerson A6824R enhances operational safety by providing redundant communication paths and fault-tolerant signal processing. The module’s embedded diagnostics detect wiring faults, sensor drift, and channel failures in real time, triggering alerts via the DeltaV Operate interface. With a wide operating temperature range (-40°C to +70°C) and Class I Div 2/ATEX Zone 2 certification, the Emerson A6824R excels in harsh environments like chemical plants, refineries, and offshore platforms. Its integration with AMS Device Manager further streamlines predictive maintenance workflows, solidifying its role as a cornerstone of modern industrial automation.
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | Emerson A6824R |
| Manufacturer | Emerson |
| Product Type | Analog Input Module |
| Input Channels | 16 (isolated) |
| Signal Types | 4-20 mA, RTD (Pt100/Pt1000), Thermocouple (J/K/T) |
| Accuracy | ±0.05% of full scale |
| Communication Protocol | DeltaV Native I/O, HART 7 |
| Power Supply | 24 VDC ±10% |
| Operating Temperature | -40°C to +70°C |
| Hazardous Area Certification | ATEX Zone 2, Class I Div 2 |
| Enclosure Rating | IP20 (rack-mounted) |
| Sampling Rate | 100 ms per channel |
| Isolation Voltage | 1500 VAC channel-to-channel |
| Dimensions | 135 mm x 120 mm x 45 mm |
| Weight | 0.9 kg |
A6824R-9199-00098-13
Key Functional Features
The Emerson A6824R combines precision and resilience for mission-critical control. Each channel features galvanic isolation to eliminate ground loop interference, while its dual microprocessor architecture ensures continuous data integrity even during power fluctuations.
Advanced capabilities:
- HART Passthrough: Enables digital communication with HART-enabled field devices without additional hardware.
- Predictive Diagnostics: Monitors sensor health, loop resistance, and signal noise, generating actionable insights for maintenance teams.
- Hot-Swappable Design: Modules can be replaced without shutting down the DeltaV rack, maximizing system uptime.
For safety-critical applications, the Emerson A6824R supports redundant power supplies and field wiring termination panels, aligning with IEC 61508 standards for functional safety.
Application Scenarios
The Emerson A6824R is pivotal in industries demanding precision and reliability. In pharmaceutical manufacturing, it monitors bioreactor temperatures and pressure profiles to maintain GMP compliance. Oil refineries deploy it to track distillation column differential pressures and flow rates, integrating with Fisher™ control valves for closed-loop optimization.
Power generation facilities use the Emerson A6824R to acquire turbine exhaust gas temperatures and vibration data, feeding into predictive analytics platforms like Plantweb™ Insight. Water treatment plants leverage its RTD inputs for pH and conductivity monitoring, ensuring regulatory adherence in effluent management.
Related Products
- Emerson A6825R: Digital input module with 32 channels for switch/contact monitoring.
- DeltaV CHARM I/O Cards: Single-channel modules for hazardous area applications.
- AMS 6500 Trex Device Communicator: Handheld tool for configuring HART devices via A6824R.
- Emerson S-series I/O Power Supply: Redundant 24 VDC source for DeltaV racks.
- DeltaV Virtualization Station: Software for simulating A6824R behavior in test environments.
Product Assurance
Emerson guarantees the Emerson A6824R with a 10-year lifecycle support commitment, including firmware updates and backward compatibility. Each module undergoes rigorous testing, including 500-hour burn-in cycles and EMI validation per IEC 61326. Global customers receive 24/7 technical support through Emerson’s Global Service Centers, with on-site assistance available within 48 hours for critical failures. The module is covered by a 3-year warranty, extendable via Emerson’s Lifecycle Services program, which includes calibration and cybersecurity audits. Compliance with NAMUR NE 43 and ISO 9001 ensures adherence to international quality standards.
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