Emerson CL6821X1-A5 43B5797X032 Dual-Port Analog I/O Module

Product Description

The CL6821X1-A5 (43B5797X032) from Emerson is a dual-port analog input/output (I/O) module engineered for Fisher PROVOX and DeltaV distributed control systems. This versatile module provides four analog input channels and four analog output channels, supporting 4–20 mA and 0–10 V signals with 16-bit resolution for precise process monitoring and control.

Designed for demanding industrial environments, the module supports DIN rail mounting and features built-in LED indicators for easy diagnostics and status monitoring. Its dual-port architecture enables flexible connectivity, redundancy, and rapid troubleshooting. Compact yet robust, it ensures reliable operation across a wide range of process automation applications including oil & gas, chemical, power generation, and pharmaceutical industries.

Technical Specifications

• Model: CL6821X1-A5

• Part Number: 43B5797X032

• Module Type: Dual-Port Analog Input/Output (I/O) Module

• Channels: 4 AI, 4 AO

• Supported Signals: 4–20 mA, 0–10 V

• Resolution: 16-bit

• Power Supply: 24 VDC

• Mounting: DIN rail

• Dimensions: 27.9 × 5.1 × 25.4 cm

• Weight: 1.05 lbs

• Operating Temperature: –20 °C to +60 °C

• Diagnostics: LED indicators for channel and module status

• Connectivity: Dual-port design for redundancy and flexible integration

• Certifications: CE compliant

Safety & Compliance

• CE certified for international industrial standards

• Designed for hazardous and critical industrial environments

• Dual-port connectivity allows system redundancy and fast fault detection

Key Highlights

• Four analog input and four analog output channels in a single module

• High-accuracy 16-bit resolution for precise process control

• Built-in LED indicators simplify monitoring and troubleshooting

• Compact DIN rail design ensures space-efficient installation

• Suitable for a wide range of process industries and applications

Applications

• Process monitoring and control in DeltaV and PROVOX DCS systems

• Integration with sensors, transmitters, and actuators

• Redundant analog I/O for critical process automation tasks

FAQ

Q: Can this module support both 4–20 mA and 0–10 V signals?
A: Yes, all input and output channels are compatible with both 4–20 mA and 0–10 V signal types.

Q: Is it suitable for hazardous or harsh environments?
A: Yes, the module is CE certified and designed for robust industrial conditions.

Q: Does the dual-port feature support redundancy?
A: Yes, the dual-port design allows for redundant connections and faster diagnostics.