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Product Introduction
The Honeywell 900G01-0202 is a Digital Input Module designed for use in Honeywell’s C300 and ControlEdge family of control systems. It is a key component within Honeywell’s Series 900 I/O family, offering reliable and flexible input signal acquisition from various field devices. Engineered for high integrity and noise immunity, this module accepts discrete (on/off) signals from field instruments such as switches, push-buttons, relays, and digital sensors.
Its seamless integration with Honeywell’s Experion PKS (Process Knowledge System) makes the 900G01-0202 an essential tool in mission-critical environments like oil refineries, chemical processing plants, power generation facilities, and pharmaceutical manufacturing. Built with industrial-grade hardware and advanced diagnostics, it ensures secure operation and fast response to real-time input changes.
Technical Specifications
| Parameter | Description |
|---|---|
| Model Number | 900G01-0202 |
| Manufacturer | Honeywell |
| Module Type | Digital Input Module |
| Input Type | Discrete / Digital |
| Number of Channels | 16 channels |
| Input Voltage Range | 24 VDC nominal (accepts typically 18–30 VDC) |
| Input Type | Sink Type (receives current from field device) |
| Isolation | Channel-to-channel and channel-to-bus isolation via opto-coupler |
| Input Filter Delay | Configurable input debounce (default ~10 ms) |
| Diagnostic Capabilities | Short/open detection, signal status LEDs |
| LED Indicators | Per-channel signal status |
| Operating Voltage (Module) | Supplied through I/O base (system backplane) |
| Power Consumption | Approx. 5.5 W |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5% to 95% non-condensing |
| Mounting Type | DIN Rail or Baseplate Mount |
| Dimensions (W x H x D) | 137 × 35.6 × 137.16 mm |
| Weight | 0.354 kg |
| Certifications | CE, UL, CSA, RoHS |
Applications
The Honeywell 900G01-0202 is widely used in industries that demand robust digital signal interfacing, real-time responsiveness, and seamless system integration. Primary application areas include:
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Process Automation Systems: Capturing digital signals from field switches, valves, proximity sensors, and interlocks.
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Factory Automation: Monitoring machine states, emergency stops, and system interlocks.
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Energy Sector: For turbine monitoring, substation control, and distributed generator systems.
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Oil & Gas Industry: Input collection from pipeline pressure switches, limit indicators, and local alarms.
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Pharmaceutical Manufacturing: Ensuring precise state feedback in GMP-compliant environments.
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Water and Wastewater: Digital monitoring of pump status, gate positions, and level switches.
Product Advantages
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High-Density Inputs: 16 discrete channels in a compact form factor reduce cabinet space and wiring.
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Reliable Signal Acquisition: Excellent noise immunity ensures reliable data in electrically noisy environments.
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Advanced Diagnostics: Real-time detection of open or short circuits helps minimize downtime.
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Seamless System Integration: Fully compatible with Honeywell’s C300 and ControlEdge controllers via the I/O Link.
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Optical Isolation: Protects control system from electrical transients and field-induced faults.
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Compact and Modular: Fits easily into tight control panels and allows future scalability.
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Low Power Use: Efficient operation with minimal heat dissipation, extending component life.
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Status LEDs: Each channel has an LED for instant visual feedback on signal state.
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Industrial Durability: Certified for harsh environmental conditions and extreme operating ranges.
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Easy Maintenance: Hot-swappable with minimal downtime and quick diagnostics through Experion PKS.
Frequently Asked Questions (FAQ)
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How many input channels does the 900G01-0202 module support?
It supports 16 discrete digital input channels. -
What voltage does the module operate with?
The input channels are designed for a 24V DC nominal signal. -
Can it be used in a redundant system?
Yes, it’s suitable for use in high-availability, redundant architectures. -
Is the module hot-swappable?
Yes, it supports hot-swapping under proper procedures within a live system. -
Does it support diagnostics?
Yes, it features open and short detection and channel-wise LED indicators. -
What systems is this module compatible with?
It’s designed for Honeywell’s Series 900 I/O, including C300 and ControlEdge systems. -
Does it support both sourcing and sinking inputs?
No, it’s specifically designed for sinking inputs (receives current). -
How is the module powered?
It draws power from the system backplane via its mounting base. -
Is it certified for industrial use?
Yes, it is CE, UL, CSA, and RoHS certified. -
What kind of mounting options are available?
It can be mounted on a DIN rail or a Honeywell baseplate.
Related Models from the Same Series or Category
| Model Number | Description | Input/Output | Channels | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| 900G01-0001 | Analog Input Module | Analog Input | 8 | 50 x 130 x 120 | 0.47 kg |
| 900G01-0101 | Digital Output Module | Digital Out | 16 | 50 x 130 x 120 | 0.49 kg |
| 900G01-0201 | Digital Input Module (Dry Contact) | Digital In | 16 | 50 x 130 x 120 | 0.48 kg |
| 900G01-0301 | Analog Output Module | Analog Out | 8 | 50 x 130 x 120 | 0.50 kg |
| 900G01-0602 | Pulse Input Module | Digital In | 8 | 50 x 130 x 120 | 0.48 kg |
| 900G03-0101 | Redundant Power Supply Module | Power | — | 60 x 130 x 120 | 0.55 kg |
Popular Honeywell Models from Other Series
| Model Number | Description | Product Type | Key Feature | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| C300 Controller | Process Automation Controller | Controller | Redundancy & Advanced Networking | 120 x 180 x 140 | 1.50 kg |
| HC900-C70 | Hybrid Control System Controller | Controller | Batch/continuous control | 132 x 160 x 180 | 1.25 kg |
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