Product Details
Product Description
The Honeywell 10302/2/1 Watchdog Repeater Module (WDR) is designed for Fail Safe Controller (FSC) systems, ensuring reliable watchdog signal management in complex power supply and I/O configurations. It is required in multiple-PSU setups, redundant/non-redundant I/O combinations, and when watchdog current demand exceeds standard thresholds. This module provides stable monitoring and output generation, supporting secure system operation in demanding industrial environments.
Key Features
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Manufacturer: Honeywell
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Model Number: 10302/2/1
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Type: Watchdog Repeater Module (WDR)
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Software Versions: ≥ 3.00
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Power Requirements:
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5 VDC, 35 mA (without WDROUT output current)
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24 VDC, 25 mA
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Input Current (WDG1 + WDG2): 0.1 mA
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Ripple Content: < 50 mV p-p
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Space Requirement: 4 TE, 3 HE (≈ 4 HP, 3U)
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Module Code: A5, A9
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Rack Code: A5, A9
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Weight: 0.12 kg
Application Scenarios
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Multiple PSU Configurations: Required for each additional 24 VDC to 5 VDC power supply unit (PSU 2, 3, 4)
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High Voltage Supplies: Needed when 24 VDC sources can exceed 31 VDC under fault conditions
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High Current Demand: Ensures watchdog reliability when current exceeds 900 mA
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Mixed I/O Architectures: Provides watchdog output for non-redundant I/O modules in combined redundant/non-redundant systems
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Central Part Monitoring: Used to supervise 5 VDC supplies when no direct monitoring is available
FAQ
Q: When is the 10302/2/1 module required? A: It is required in multi-PSU setups, high current demand (>900 mA), and mixed redundant/non-redundant I/O configurations.
Q: What are the power requirements? A: 5 VDC at 35 mA and 24 VDC at 25 mA.
Q: What is the ripple content specification? A: Less than 50 mV peak-to-peak.
Q: How does it compare to standard watchdog modules? A: The 10302/2/1 is specifically designed for redundant and complex configurations, offering extended monitoring and output capabilities beyond standard watchdog modules.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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Evolving SCADA System Architectures in Industrial Automation
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Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
Selecting the optimal control architecture is a foundational decision in industrial automation. Engineers must frequently choose between a Programmable Logic Controller (PLC) and a dedicated Motion Controller. While both systems manage machinery, their underlying design philosophies differ significantly, impacting performance, scalability, and system integration.