Allen-Bradley 1794-TBN FLEX I/O Terminal Base Unit
$123.00
$320.00
Description
Product Description
The Allen-Bradley 1794-TBN is a FLEX I/O terminal base unit engineered to provide secure field wiring connections for FLEX I/O modules in distributed automation systems. This open-style base unit supports up to 16 I/O termination points and is designed for use with compatible 1794 series input and output modules.
The 1794-TBN features screw-clamp terminals for stable electrical connections in demanding industrial environments. It includes two common terminals and two voltage terminals, allowing flexible wiring configurations for both AC and DC applications. The unit mounts directly onto standard DIN rail systems and provides reliable mechanical and electrical support for modular FLEX I/O installations.
With support for 250V AC/DC applications and a 10A current rating, the terminal base is suitable for factory automation, remote I/O assemblies, process control systems, and OEM machine panels.
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Allen-Bradley |
| Model | 1794-TBN |
| Product Series | FLEX I/O 1794 |
| Product Type | Terminal Base Unit |
| Terminal Type | Screw-Clamp Connections |
| Supported I/O Capacity | 16 I/O Terminals |
| Common Terminals | 2 |
| Voltage Terminals | 2 |
| Rated Current | 10 A |
| Rated Voltage | 250V AC/DC |
| Frequency Range | 50–60 Hz |
| Isolation Voltage | 250 V |
| Wire Size Range | 22 to 12 AWG |
| Terminal Screw Torque | 1.4 N·m |
| Mounting Method | DIN Rail Mount |
| Protection Rating | IP20 |
| Enclosure Style | Open-Type |
| Operating Temperature | -20°C to 70°C |
| Storage Temperature | -40°C to 85°C |
| Relative Humidity | 5–95% non-condensing |
| Weight | 0.31 lb |
Design Features
-
Designed for FLEX I/O distributed systems
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Supports 16-point field wiring configurations
-
Screw-clamp terminals for secure conductor retention
-
Compatible with multiple FLEX I/O module types
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DIN rail mounting for simplified installation
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Compact modular structure for control cabinets
-
Industrial-grade insulation and wiring support
Application Areas
The 1794-TBN terminal base unit is commonly used in:
-
Distributed I/O assemblies
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PLC remote I/O systems
-
Industrial machine control panels
-
Process automation cabinets
-
Packaging and conveyor systems
-
Factory control infrastructure
-
OEM automation equipment
FAQ
What modules are compatible with the 1794-TBN?
The base unit is designed for use with Allen-Bradley FLEX I/O 1794 series modules.
How many field connections does the 1794-TBN support?
The unit supports up to 16 I/O terminal connections.
What type of wiring terminals are used?
The module uses screw-clamp style terminals for field wiring termination.
Is the 1794-TBN suitable for DIN rail installation?
Yes. The unit is designed for mounting on standard 35 mm DIN rails.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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