Allen-Bradley 1794-TB32S Terminal Base Unit

FAQ

Q1. What is the main function of 1794-TB32S?
It is a 32-point terminal base used to connect field wiring to FLEX I/O modules and provide backplane communication.

Q2. What type of wiring does it use?
It uses spring-clamp (cage clamp) terminals, allowing fast, vibration-resistant wiring.

Q3. What modules is it used with?
It is used with high-density 32-point FLEX I/O modules, both digital and analog types.

Q4. What is the difference between TB32 and TB32S?

• TB32: screw clamp terminals
• TB32S: spring clamp terminals (faster wiring, better vibration resistance)

Q5. Does it process signals or logic?
No, it only provides wiring and backplane connection—all logic is handled by the I/O module.

Q6. What is FlexBus?
FlexBus is the internal backplane that carries power and communication between the terminal base and module.

Q7. Can modules be replaced while powered?
Yes, FLEX I/O supports RIUP (Removal and Insertion Under Power) depending on system setup.

Q8. What is its operating temperature range?
It operates from -20 °C to 70 °C in industrial environments.

1794-TB32S Allen Bradley

We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.

For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.

Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.