Honeywell CC-GAOX21 Analog Input

High-Performance Signal Acquisition for Experion PKS

The Honeywell CC-GAOX21 functions as a versatile analog input module within the Experion PKS distributed control system. This module provides 16 analog input channels, each supporting 4-20 mA signals for seamless field integration. Its compact housing measures 130 mm in height, 45 mm in width, and 120 mm in depth, fitting standard Series C termination assemblies. The total weight reaches approximately 0.48 kg, offering a robust and durable solution for industrial measurement.

Each channel includes built-in diagnostics and transient protection for reliable operation. The following table details the complete technical specifications for this analog input module:

Parameter	Specification
Product Brand	Honeywell
Product Model	CC-GAOX21
Product Category	Analog Input Module
Platform Compatibility	Experion PKS (Series C)
Number of Channels	16
Analog Input Type	4-20 mA (sink/source)
Resolution	16-bit
Accuracy	±0.05% of full scale
Input Impedance	250 Ω
Loop Power Supply	24 V DC (external required)
Dimensions (H x W x D)	130 mm x 45 mm x 120 mm
Weight	0.48 kg
Supply Voltage	24 V DC
Power Consumption	5.5 W typical
Operating Temperature	0°C to +60°C
Storage Temperature	-40°C to +85°C
Isolation Voltage	1500 V AC (channel-to-backplane)

Channel Architecture and Signal Conditioning

The 16 analog channels operate independently, allowing connection to a wide range of field devices. Each channel presents a 250 Ω input impedance for standard 4-20 mA loops. This impedance ensures proper signal loading without burdening field transmitters. Engineers can therefore deploy this module in diverse process measurement applications.

Measurement Accuracy and Resolution

Each channel delivers 16-bit resolution for high-precision signal representation. The module maintains ±0.05% full-scale accuracy across all operating conditions. This performance ensures reliable measurement for critical process control loops. Users benefit from consistent and trustworthy process data.

System Integration and Diagnostic Capabilities

The CC-GAOX21 interfaces with the Experion PKS controller through the Series C backplane. Comprehensive diagnostics monitor signal quality and channel health continuously. The module detects open-loop and over-range conditions for proactive maintenance. Process engineers can therefore maintain high system availability and performance.