Brand:Honeywell DCS Item No.:8C-TDODB1 Product Origin:USA Product Dimensions:109 × 64 × 58 mm Product Weight:0.08 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Honeywell 8C-TDODB1 Digital Output IOTA Module is a redundant field termination assembly engineered for the Honeywell Series 8 I/O platform. Designed to work with the 8C-PDODA1 Digital Output Module, it provides reliable field wiring termination for 32-channel 24 VDC digital output applications while supporting redundant control system architectures.
Its 12-inch redundant IOTA design simplifies cabinet wiring and supports high-availability automation systems commonly used in oil and gas, petrochemical, power generation, and other continuous process industries. The module also supports relay extension capability, allowing greater flexibility when controlling field devices.
As part of Honeywell's proven Experion PKS Series 8 platform, the 8C-TDODB1 delivers dependable connectivity, simplified maintenance, and reliable long-term operation for demanding industrial automation environments.
Technical Specifications
Specification
Details
Manufacturer
Honeywell
Model
8C-TDODB1
Product Type
Digital Output IOTA Module
Product Series
Honeywell Series 8 I/O
Function
Redundant Digital Output Field Termination
Compatible I/O Module
8C-PDODA1
Supported Output Channels
32 Channels
Output Type
24 VDC Bussed Digital Output
Redundancy
Yes
IOTA Size
12 in (304 mm)
Relay Extension Support
8C-SDOX01
Mounting Type
Series 8 I/O Carrier
Installation
Control Cabinet
Environmental Protection
Conformal Coated
Protection Rating
IP20
Dimensions (H × W × D)
Approx. 304 mm × 152 mm × 65 mm
Weight
Approx. 0.70 kg
The 12-inch IOTA size is specified by Honeywell; overall dimensions and weight are approximate for product-page reference.
Recommended Companion Models
Model
Product Name
8C-PDODA1
Honeywell Series 8 24 VDC Digital Output Module
8C-SDOX01
Honeywell Series 8 Digital Output Relay Extension Board
8C-TDILA1
Honeywell Series 8 Digital Input IOTA Module
8C-TDILB1
Honeywell Series 8 Redundant Digital Input IOTA Module
Frequently Selected Alternatives
Model
Product Name
8C-TDODA1
Honeywell Series 8 Non-Redundant Digital Output IOTA Module
8C-TAOXB1
Honeywell Series 8 Redundant Analog Output IOTA Module
8C-TAIXB1
Honeywell Series 8 Redundant Analog Input IOTA Module
8U-TDODB1
Honeywell Series 8 Uncoated Redundant Digital Output IOTA Module
Where It Excels in Industrial Use
Honeywell Experion PKS and Series 8 distributed control systems
Industrial process automation requiring redundant digital output architectures
Oil & gas, petrochemical, and refining facilities
Power generation and utility control systems
Solenoid valve, relay, and actuator field wiring applications
Critical process plants requiring high system availability
Redundant control cabinets for mission-critical operations
Process automation projects requiring reliable 24 VDC digital output termination
Key Strengths at a Glance
Designed for Honeywell Series 8 Digital Output modules
Redundant Digital Output IOTA for enhanced system availability
Supports 32-channel 24 VDC bussed digital output applications
Compatible with Honeywell 8C-PDODA1 Digital Output Module
Provides organized field termination for simplified installation
Supports optional Digital Output Relay Extension Board
Compact 12-inch IOTA form factor for redundant configurations
Conformal-coated design for harsh industrial environments
Technical FAQs
1. What is the primary function of the Honeywell 8C-TDODB1?
The 8C-TDODB1 is a redundant Digital Output Input/Output Termination Assembly (IOTA) that provides field wiring termination for Honeywell Series 8 digital output modules.
2. Which I/O module is compatible with the 8C-TDODB1?
The IOTA is designed specifically for use with the Honeywell 8C-PDODA1 24 VDC Digital Output Module.
3. Is the 8C-TDODB1 a redundant or non-redundant IOTA?
The 8C-TDODB1 is the redundant version of the Digital Output IOTA, providing higher availability for critical process control systems.
4. How many digital output channels are supported?
When paired with the compatible digital output module, the 8C-TDODB1 supports 32 digital output channels.
5. Does the 8C-TDODB1 support relay extension boards?
Yes. It supports the 8C-SDOX01 Digital Output Relay Extension Board for applications requiring relay interface expansion.
6. What field devices are typically connected through the 8C-TDODB1?
Typical devices include solenoid valves, relays, motor starters, alarm devices, indicator lamps, and other discrete industrial loads.
7. Is the 8C-TDODB1 an active electronic control module?
No. It is a passive termination assembly that provides the physical connection between the digital output module and field wiring.
8. What advantages does redundancy provide with the 8C-TDODB1?
Redundancy helps improve system availability by allowing continued operation during module maintenance or certain hardware failures, minimizing process downtime.
9. Is the 8C-TDODB1 suitable for harsh industrial environments?
Yes. The coated version is designed for industrial environments where additional protection against contaminants and humidity is beneficial.
10. Why choose the Honeywell 8C-TDODB1 for redundant control systems?
The 8C-TDODB1 provides dependable redundant field termination, seamless integration with Honeywell Series 8 I/O, and simplified maintenance for high-availability automation systems.
