Product Overview
The Honeywell 900G02‑0102 digital input module (part number 51500209‑004) delivers reliable and responsive discrete signal acquisition for industrial automation systems. Designed for use within the ControlEdge HC900 and other compatible Honeywell architectures, this module enables accurate detection of ON/OFF field signals—such as switches, contacts, and discrete sensors—ensuring dependable communication between field devices and the control system.
With rugged construction and straightforward integration, the 900G02‑0102 is an effective choice for enhancing monitoring performance in complex automation environments, while maintaining space‑efficient installation and long‑term reliability.
Technical Specifications
| Parameter | Details |
|---|
| Manufacturer | Honeywell |
| Model Number | 900G02‑0102 |
| Alternate Part Number | 51500209‑004 |
| Module Type | Digital Input Module |
| Platform | ControlEdge HC900 |
| Input Channels | 8 discrete channels |
| Input Type | DC logic level inputs |
| Supply Voltage (Field) | 24 VDC nominal |
| Input Current | Approx. 4 mA per channel |
| Isolation | Optical isolation |
| Response Time | ≤ 5 ms typical |
| Operating Temperature | ‑20°C to +60°C |
| Storage Temperature | ‑40°C to +85°C |
| Humidity Rating | Up to 95% non‑condensing |
| Dimensions (H × W × D) | Approx. 137 × 35.6 × 110 mm |
| Weight | Approx. 0.36 kg |
Application Scenarios
The 900G02‑0102 module is ideal for industries where precise digital monitoring is essential:
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Discrete signal monitoring in manufacturing automation
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Material handling systems and conveyor controls
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Water/wastewater and utility process control
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Packaging and assembly line operations
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Building automation and safety interlocks
Its fast response and industrial‑grade durability allow for dependable digital signal capture even in demanding production environments.
Key Advantages
This digital input module is built to enhance performance and reliability in automated systems:
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Accurate Signal Detection: High fidelity detection of DC discrete inputs for dependable control logic
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Optical Isolation: Reduces electrical noise interference between field wiring and controller logic
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Compact Design: Saves valuable rack space without compromising functionality
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Quick Response: Millisecond‑level input recognition enhances real‑time system responsiveness
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Robust Build Quality: Designed to withstand industrial temperature and humidity conditions
These features help operators reduce false triggers and improve overall process stability across diversified automation installations.
Technical FAQs
1. How many discrete inputs does this module support?
It features 8 DC digital input channels.
2. What voltage level is required for the inputs?
24 VDC nominal input supply is used for field signal detection.
3. What is the response time of the module?
Typical response time is ≤ 5 milliseconds.
4. Does the module provide isolation?
Yes, optical isolation is provided between the input circuitry and backplane.
5. Can this module operate in high humidity environments?
Yes, it supports up to 95% non‑condensing humidity.
6. What industrial applications is it suited for?
It is suited for manufacturing, utilities, packaging, and building automation.
7. How is the module mounted?
It is mounted on the HC900 rack system or compatible Honeywell backplane.
8. What is the typical power consumption?
Approximately 4 mA per channel at 24 VDC.
9. Is this compatible with other Honeywell control platforms?
Mainly designed for the HC900 platform but can work in compatible Honeywell architectures.
10. What protection features are included?
Optical isolation helps mitigate electrical noise and transient disturbances.
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