Allen-Bradley 1794-TB3GK FLEX I/O Terminal Base Unit
$123.00
$320.00
Description
Allen-Bradley 1794-TB3GK FLEX I/O Terminal Base Unit
Configured for field wiring termination and power distribution in FLEX I/O systems, the Allen-Bradley 1794-TB3GK (1794-TB3GK FLEX I/O Terminal Base Unit) provides direct physical/electrical execution for 16-point I/O module connections within the FLEX I/O platform.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1794-TB3GK |
| Brand | Allen-Bradley / Rockwell Automation |
| Origin | United States |
| Product Line | FLEX I/O |
| Hardware Type | Terminal Base Unit |
| Terminal Type | Spring-Clamp (Cage Clamp) |
| Terminal Count | 36 terminals total (16 I/O, 18 common/VDC, 2 ground) |
| Wire Size Range | 0.2 to 2.5 mm2 (24 to 12 AWG) solid/stranded copper |
| Maximum Voltage Rating | 125 V AC / DC |
| Maximum Current Rating | 10 A total through base unit, 2 A per terminal |
| Dimensions | 94 x 94 x 69 mm (H x W x D) |
| Operating Temp | 0 deg C to +55 deg C (32 deg F to +131 deg F) |
| Power Consumption | Passive terminal base unit; no independent power consumption specified |
| Mounting Options | 35 mm DIN rail or direct panel mount |
| Enclosure Rating | Open-style / IP20 |
| Module Compatibility | FLEX I/O 16-point modules with mechanical keying protection |
Profinet / EtherNet-IP Industrial Control Integration Characteristics
The 1794-TB3GK functions as a passive electrical interface within the FLEX I/O architecture. The terminal base unit provides mechanical retention, field wiring termination, and distribution paths between FLEX I/O modules and connected field devices. Mechanical keying prevents incorrect module insertion and maintains module-to-base alignment during installation and replacement operations.
Frequently Asked Questions
Q: Does the 1794-TB3GK provide active communication or network processing functions?
A: No. The 1794-TB3GK is a terminal base unit and does not contain communication processors, firmware, or independent network interfaces. Communication functions are provided by compatible FLEX I/O adapter modules.
Q: Can the terminal base unit be replaced without removing all field wiring?
A: The spring-clamp terminal design allows field conductors to remain terminated during compatible module servicing procedures. Replacement operations must follow the system power isolation requirements defined for the installed FLEX I/O assembly.
Q: What wiring considerations apply during installation?
A: Field wiring should maintain separation from high-noise power conductors where required, use appropriate grounding practices, and ensure terminal tightening and conductor preparation meet the installation requirements of the connected FLEX I/O module.
Field Installation Guidelines
- Mount the 1794-TB3GK on a compatible 35 mm DIN rail or approved panel surface.
- Verify mechanical keying positions before installing the FLEX I/O module.
- Route signal wiring separately from high-voltage switching conductors to reduce electrical interference.
- Connect grounding terminals according to the control panel grounding design.
- Use shielded instrumentation wiring where required by the connected field device and application environment.
- Confirm conductor size compatibility before terminating field cables.
- Inspect spring-clamp terminal engagement after wiring installation to prevent loose connections.
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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