Product Details
Overview
The Honeywell 8C-TDODA1 / 51307149-175 is a 32-channel digital output module engineered for reliable 24V DC control in industrial automation systems. It supports multiple output modes including latched, pulsed, and pulse-width modulation (PWM), providing precise control for process equipment, solenoid valves, and interposing relays. The module also offers configurable safe-state behavior (FAILOPT) and optional galvanic isolation for enhanced safety.
Technical Specifications
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Manufacturer: Honeywell
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Model/Part Number: 8C-TDODA1 / 51307149-175
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Product Type: Digital Output Module
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Number of Channels: 32
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Output Type: Source
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Output Voltage: 24 VDC
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Module Current Rating: 105 mA
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Maximum Load Voltage: 30 VDC
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Maximum Load Current per Channel: 100 mA
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Short-Circuit Protection: Fuses per 8 channels (4 fuses total)
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Operating Temperature: 0 to 60°C (32 to 140°F)
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Storage Temperature: -40 to 85°C (-40 to 185°F)
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Module Insertion/Removal: Hot-swappable
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Galvanic Isolation: 1000 VAC RMS system-to-field (requires external power)
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Output Control Modes: Latched, Pulsed, PWM
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Safe-State Behavior (FAILOPT): Configurable per channel; hold last value or switch to predefined safe state
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Bussed 24VDC DO: All outputs share common ground; power can come from system or external source
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Agency Certifications: Complies with safety standards for hazardous locations
Applications
Ideal for controlling field devices in TotalPlant Solution (TPS) networks, including process equipment, actuators, and solenoid valves. Its flexible output modes, safe-state behavior, and optional galvanic isolation make it suitable for both critical control loops and general automation tasks.
FAQ
Q: Can this module operate with external power for isolation?
A: Yes, external 24V power allows galvanic isolation for field outputs.
Q: How are the outputs protected?
A: Each channel is protected via fuses, preventing short-circuit damage.
Q: What output modes are supported?
A: Latched, pulsed, and PWM modes provide flexible control for various devices.
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
Human-Machine Interface Design: Essential Guide to HMI Selection, Visualization, and Control System Integration
Human-Machine Interfaces (HMIs) serve as the primary operational window into complex industrial automation systems. Modern HMIs convert raw machine data into clear graphical displays, enabling operators to oversee entire manufacturing processes in real time. Instead of relying on physical control panels full of hardwired switches, engineers program interactive screens using intuitive graphics, dynamic color coding, and responsive touch interfaces. Over my 15 years in control systems engineering, I have observed HMIs transform from basic display screens into sophisticated command centers that drive operational efficiency across DCS and PLC environments.
Understanding Safety Relays in Industrial Automation: Architecture, Operation, and Functional Safety
Standard electromechanical relays provide basic electrical isolation between low-voltage control circuits and high-power output loads. A traditional switching relay features a magnetic coil driving mechanical Common (COM), Normally-Open (NO), and Normally-Closed (NC) contacts. However, standard relays pose severe functional risks when deployed in critical safety interlock circuits. High current inrush or mechanical wear can weld contacts together permanently. If contact welding occurs in an emergency stop circuit, pressing the button fails to halt hazardous machinery movements. Consequently, global functional safety standards prohibit standard relays for critical machine guarding functions.
Mastering Wire Identification in Industrial Automation: The Power of Ferrules and Cross-Ferruling
Proper wire labeling forms the cornerstone of reliable control system installation and long-term maintenance. In complex industrial automation environments, technicians terminate thousands of conductor ends inside control panels, marshalling racks, and field junction boxes. Ferrules serve as individual tube-shaped sleeve markers slipped onto conductors before final termination. While technicians historically relied on pre-printed individual letter rings, modern control panel builders utilize automated ferrule printing machines. These thermal-transfer printers generate durable, single-sleeve heat-shrink tags directly matching approved wiring schematics, significantly accelerating cabinet assembly workflows.