Allen-Bradley 1794-TB32S Terminal Base,Flex I/O,32 I/O Terminals,8 Common Terminals,8
$199.99
Out of stock
Request QuoteAllen-Bradley 1794-TB32S — The 1794-TB32S is an Allen-Bradley FLEX I/O Spring-clamp Terminal Base Unit with 51 terminals (16 channels) rated at 31.2V DC/AC, 50/60Hz, 10A per V/COM terminals, supporting daisy-chaining 24V dc power supplies for digital I/O modules on the FLEX I/O platform.
| Catalog Number | 1794-TB32S |
| Terminal Type | Spring-clamp |
| V/COM Terminals Rating | 31.2V DC/AC, 50/60Hz, 10A |
| I/O Terminals Rating | 2A max |
| FLEXBUS Supply | 5V DC, 640 mA |
| Operating Temperature | -20…70 °C (-4…158 °F) |
| Wire Size | 0.34…3.3 mm² (22…12 AWG) |
PLC Exchange is not an authorized distributor: Products ship in unopened, original manufacturer-marked packaging. See Original Packaging or Warranty for more information.
Description
Allen-Bradley 1794-TB32S
The 1794-TB32S is an Allen-Bradley FLEX I/O Spring-clamp Terminal Base Unit with 51 terminals (16 channels) rated at 31.2V DC/AC, 50/60Hz, 10A per V/COM terminals, supporting daisy-chaining 24V dc power supplies for digital I/O modules on the FLEX I/O platform.
| Product Overview | |
|---|---|
| Catalog Number | 1794-TB32S |
| Product Type | FLEX I/O Spring-clamp Terminal Base Unit |
| Hazardous Location Approvals | North American Class I Division 2 Group A,B,C,D; European Zone 2 |
| Total Terminals | 51 |
| Connector Type | Female flexbus connector (input), Male flexbus connector (output) |
| Daisy-chain Capable | Yes — Supply in C-34 (+), C-35 (-); Supply out C-50 (+), C-51 (-) |
| Electrical Specifications | |
|---|---|
| V/COM Terminals Rating | 31.2V DC/AC, 50/60Hz, 10A |
| I/O Terminals Rating | 2A max |
| FLEXBUS Supply Voltage | 5V DC, 640 mA |
| Isolation Voltage (Field to FLEXBUS) | 50V (continuous) maximum, Basic Insulation Type |
| Isolation Voltage (Field to Functional Ground) | 2500V DC/sec |
| Terminal Block Voltage Rating | 24V AC/DC compatible |
| Wiring and Terminal Specifications | |
|---|---|
| Wire Size | 0.34…3.3 mm² (22…12 AWG) solid or stranded copper, 75 °C (167 °F) rated |
| Insulation Maximum | 1.2 mm (3/64 in.) |
| Strip Length | 5–6 mm (0.20…0.24 in.) |
| Terminal Screw Torque | 0.56…0.79 Nm (5…7 lb-in) |
| Connection Method | Spring-clamp — insert 2.54…3.05 mm (0.10…0.12 in.) wide-bladed screwdriver, lift, insert wire, remove screwdriver |
| Do Not Wire | More than 1 conductor per single terminal |
| Environmental & Operating Conditions | |
|---|---|
| Operating Temperature | -20…70 °C (-4…158 °F) |
| Non-operating Temperature | -40…85 °C (-40…185 °F) |
| Relative Humidity | 5…95% noncondensing (IEC 60068-2-30) |
| Operating Vibration | 5 g @ 10…500 Hz (IEC 60068-2-6) |
| Operating Shock | 30 g (IEC 60068-2-27) |
| Non-operating Shock | 50 g (IEC 60068-2-27) |
| Pollution Degree | 2 (IEC 60664-1) |
| Overvoltage Category | II (IEC 60664-1) |
| Altitude Rating | Up to 2000 m (6562 ft) without derating |
| Physical Specifications | |
|---|---|
| Dimensions (with module installed) | 94 x 94 x 69 mm (HxWxD) (3.7 x 3.7 x 2.7 in.) |
| DIN Rail Type | 35 x 7.5 mm (A-B pt no. 199-DR1) — zinc plated yellow-chromate steel required |
| DIN Rail Securement Spacing | Approximately every 200 mm (7.8 in.) |
| Minimum Air Space Required | 25.4 mm (1.0 in.) around system |
| Enclosure Type | Open-style — must be mounted in enclosed, flame-retardant (5VA, V2, V1, or V0) enclosure |
| Tool-accessible Interior | Yes — interior accessible only by tool use |
| Certifications & Compliance | |
|---|---|
| North American Hazardous Location | Class I, Division 2, Group A,B,C,D (UL File E194810) |
| European Zone 2 | EN 60079-15 & EN 60079-0 compliant (II 3 G Ex nA IIC T4 X) |
| c-UL-us | UL Listed Industrial Control Equipment (UL File E65584) |
| CSA | Certified Process Control Equipment (CSA File LR54689C) |
| CE/EMC | EN 61326-1, EN 61000-6-2, EN 61000-6-4, EN 61131-2 |
| CE/LVD | EN 61131-2 Programmable Controllers |
| C-Tick | AS/NZS CISPR 11 (Industrial Emissions) |
PLC Exchange products ship in their unopened, manufacturer-marked Original Packaging. Because we are not an authorized distributor, we are not legally allowed to claim these items as “New”, “Factory Sealed”, or any other term that may imply such. We have over 10 years of experience working with trusted suppliers to make sure you receive the top-quality hardware you need. Items ship in their original packaging, with the same function and contents as OEM-supplied materials. PLC Exchange is an independent supplier of industrial automation products and is not affiliated with the brand manufacturer or any of its authorized distributors. All warranties are provided directly by PLC Exchange. Trademarks, logos, and brand names referenced are property of their respective owners and are used for descriptive identification only.
Disclaimer: PLC Exchange is an independent reseller and is not an authorized distributor, affiliate, licensee, partner, or agent of Allen-Bradley / Rockwell Automation. All product information on this page is compiled from publicly-available manufacturer publications, technical data sheets, and catalog sources, each of which remains the copyright of its originating manufacturer. We make no representation or warranty, express or implied, regarding the accuracy, completeness, timeliness, or fitness for any particular purpose of the specifications or descriptions shown — content may contain errors, omissions, or out-of-date information. Product images are the property of their respective manufacturers, trademark owners, and source publications, and are displayed solely for identification purposes under the nominative fair use doctrine; images are representative and may depict a different configuration or catalog variant than the exact product listed. Purchasers should independently verify specifications against the current manufacturer publication before placing an order. All product names, trademarks, service marks, and registered trademarks are the property of their respective owners, and their use does not imply endorsement or affiliation.
Technical Notes for 1794-TB32S
- Refer to the manufacturer's installation instructions for proper mounting, wiring, and configuration.
- Ensure compatibility with your existing system architecture before ordering.
- All 1794-TB32S units sold by PLC Exchange are tested and ship in original factory packaging.
- For application-specific questions or system compatibility verification, contact PLC Exchange technical support at [email protected] or 980-202-0882.
Alternative Part Numbers & Names for 1794-TB32S
The 1794-TB32S by Allen-Bradley may also be found under the following alternative names, catalog numbers, or common search variations:
- 1794TB32S
- Allen Bradley 1794-TB32S
- Allen-Bradley 1794-TB32S
- 1794 TB32S
- 1794/TB32S
All variations refer to the same Allen-Bradley product. If you are unsure whether this is the correct part for your application, contact our team for assistance.
Additional information
| Weight | 0.5 lbs |
|---|---|
| Dimensions | 3.7 × 3.7 × 2.7 in |
| warranty | 2.5 Year PLC Exchange Warranty, 30 Days worry-free return from delivery |
| upc | 612598281213 |
| mpn | 1794-TB32S |
| manufacturer | Allen-Bradley |
| condition | Original Packaging |
Dimensions & Weight for 1794-TB32S
| Shipping Dimensions | |
|---|---|
| Weight | 0.5 lbs |
| Length | 3.7 in |
| Width | 3.7 in |
| Height | 2.7 in |
| Box Dimensions (L×W×H) | 3.7 × 3.7 × 2.7 in |
Dimensions shown are for the shipping package. For module-level mechanical dimensions, refer to the manufacturer datasheet.
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Frequently Asked Questions
Does the 1794-TB32S include a warranty?
Yes. Every 1794-TB32S sold by PLC Exchange includes a 2.5-year warranty (30 months, full replacement). Details: https://plcexchange.net/warranty-information/
What is the return policy for the 1794-TB32S?
PLC Exchange offers a 30-day worry-free return policy. Eligibility and details: https://plcexchange.net/return-policy/
When will my 1794-TB32S ship?
In-stock orders placed before 4 PM ET ship the same business day via free UPS Ground. Expedited options (Next Day Air, 2nd Day Air) are available at checkout.
Who manufactures the 1794-TB32S?
The 1794-TB32S is manufactured by Allen-Bradley. PLC Exchange is an independent reseller specializing in Allen-Bradley industrial automation products.
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