Honeywell 900G02-0203 Digital Input Module

Product Introduction

The Honeywell 900G02-0203 Digital Input Module is an industrial-grade input module designed for use in Honeywell’s ControlEdge and Experion process automation systems. It is engineered to acquire digital signals from field devices such as switches, pushbuttons, and discrete sensors, converting them into reliable data for the control system.

As part of Honeywell’s modular I/O architecture, this module ensures high-speed data acquisition, noise immunity, and secure communication with the controller. With duplexed system support, it is suitable for critical process industries that demand high availability, seamless integration, and advanced diagnostics.

Product Parameters

Product Applications

• Oil & Gas – Monitoring emergency shutdown switches, pump controls, and wellhead signals.

• Power Generation – Capturing breaker status, turbine trip inputs, and auxiliary relay signals.

• Petrochemical & Refining – Monitoring valve limit switches, interlocks, and safety circuits.

• Pharmaceutical & Food Processing – Ensuring validated equipment status and process compliance.

• Water & Wastewater – Supervising pump/motor inputs and alarm systems.

Product Advantages

1. High signal reliability with optical isolation.

2. Real-time diagnostics for channel and line health.

3. Seamless integration with Honeywell PLC and DCS systems.

4. Rugged design for demanding industrial environments.

5. Flexible input support for both dry contact and voltage signals.

6. Supports duplexed configuration for redundancy.

7. Hot-swappable for reduced downtime.

FAQ

1. What input voltage range does the 900G02-0203 support?
   It is designed for 24 VDC nominal signals, suitable for most industrial field devices.

2. Does the module include channel isolation?
   Yes, each input channel is optically isolated to prevent interference and protect the system.

3. How fast is the signal acquisition response?
   The module captures digital inputs with a response time of less than 5 milliseconds.

4. Is the module compatible with redundant architectures?
   Yes, it supports duplexed configurations for high availability in critical systems.

5. Can the module handle both dry contact and voltage inputs?
   Yes, it accepts both dry contact signals and voltage-based digital inputs.

6. How is power delivered to the module?
   Power is supplied through the I/O backplane, eliminating the need for external wiring.

7. Does it support hot-swapping during operation?
   Yes, the module can be replaced without shutting down the control system.

8. What diagnostic features are available?
   It provides channel health monitoring, line fault detection, and LED status indicators.

9. Which control systems can it integrate with?
   It integrates seamlessly with Honeywell ControlEdge PLC and Experion PKS DCS.

10. Are there built-in fault indicators on the module?
    Yes, each channel has LED indicators for signal status and diagnostic reporting.

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FAQ

1. What input voltage range does the 900G02-0203 support?
   It is designed for 24 VDC nominal signals, suitable for most industrial field devices.

2. Does the module include channel isolation?
   Yes, each input channel is optically isolated to prevent interference and protect the system.

3. How fast is the signal acquisition response?
   The module captures digital inputs with a response time of less than 5 milliseconds.

4. Is the module compatible with redundant architectures?
   Yes, it supports duplexed configurations for high availability in critical systems.

5. Can the module handle both dry contact and voltage inputs?
   Yes, it accepts both dry contact signals and voltage-based digital inputs.

6. How is power delivered to the module?
   Power is supplied through the I/O backplane, eliminating the need for external wiring.

7. Does it support hot-swapping during operation?
   Yes, the module can be replaced without shutting down the control system.

8. What diagnostic features are available?
   It provides channel health monitoring, line fault detection, and LED status indicators.

9. Which control systems can it integrate with?
   It integrates seamlessly with Honeywell ControlEdge PLC and Experion PKS DCS.

10. Are there built-in fault indicators on the module?
    Yes, each channel has LED indicators for signal status and diagnostic reporting.

Related Models (Same Series)

Popular Honeywell Models (Other Families)

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