Rated 4.9 with 14 reviews


Revisions: Ser A

Description:   The Allen-Bradley 1794-TB3GS Flex I/O Terminal Base Unit has a 0.56-0.79 Nm Terminal Screw Torque, a 31.2V DC/AC, 50/60Hz, 10A Supply Voltage Range max., and a 50V Continuous max. Isolation Voltage. It also operates with a 0.34-3.3mm^2 Wire Size and a 94x94x69 mm Dimensions.

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Warranty: 1 year DO Supply Warranty Included
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About 1794-TB3GS

The 1794-TB3GS Grounded Spring Clamp Terminal Base Unit Module by Allen-Bradley is a 36 I/O point terminal base unit installed with a DIN Rail or a panel mount on the adjacent side of an I/O adapter and which establishes connection points for input/output wiring. When connected with other base units it forms the backplane of a device. It has an I/O connection capacity of 36 and it has 2 common terminals 2 +V voltage terminals and 10 chassis ground terminals. It is designed specifically for applications with up to 31.2V DC and with a maximum 2A current. The 1794-TB3GS has a power supply rating of 5V DC and 640mA (Flexbus) with an input/output terminal current of 2A and has a V/COM Terminal rating of 10A at 31.1AC/DC at 50-60Hz. 
The module provides 50V (continuous) isolation between Field Wiring Terminals to FLEXBUS tested for 60 seconds at 2121V DC and I/O termination is provided using the Grounded Spring Clamp. The 1794-TB3GS has a functioning temperature range between -20 and 70 °C (-4 and 158 °F) with a relative humidity range of 5-95% non-condensing and a temperature range of -40-85 °C (-40-185 °F). It has a T4A temperature code and an IEC T4A Temperature code and comes in an open-style enclosure. It can withstand a shock of 30G when operational and can maintain its function at a vibration of 2G.

Technical specifications:

Manufacturer:Rockwell Automation
Part Number/Catalog No.:1794-TB3GS
Product Type:Flex I/O Terminal Base Unit
Terminal Screw Torque:0.56-0.79 Nm
Supply Voltage Range max.:31.2V DC/AC, 50/60Hz, 10A
Isolation Voltage:50V Continuous max.
Voltage Rating:24V DC/AC
Wire Size:0.34-3.3mm^2
Dimensions:94x94x69 mm
Type Lead Time Price Action
Repair Service 2-4 weeks AskGet Quote

Our highly skilled technicians can repair your 1794-TB3GS. All of our repairs come with a 1 Year DO Supply Warranty. Please contact us for additional information about our repair process.

Please refer to the manual for more information about the 1794-TB3GS such as the wiring diagrams, data sheets, firmware information and migration or obsolescence details.

Revision Part # Also Known as Availability
1794-TB3GS Ser A
1794-TB3GS/A, Series A, Rev A Request Quote

Common misspellings: 1794TB3GS