ABB TU846 3BSE022460R1 S800 I/O Module Termination Unit

Frequently Asked Questions (FAQ)

Q1: What modules are supported by TU846?
A1: TU846 supports redundant CI840/CI840A modules and redundant I/O configurations.

Q2: Can TU846 be replaced while powered?
A2: No, the unit must be powered off before replacement.

Q3: Are there limitations on mounting orientation?
A3: TU846 can be mounted vertically or horizontally, but vertical mounting limits ambient temperature to 40°C.

Q4: Does TU846 support hot swapping?
A4: No, hot swapping is not supported.

Q5: Is there a mechanism to prevent wrong module insertion?
A5: Yes, mechanical keying with 36 combinations prevents incorrect module installation.

Q6: What is the maximum ModuleBus cable length?
A6: The maximum length from TU846 to the ModuleBus terminator is 2.5 meters.

Q7: What interfaces does TU846 provide?
A7: It includes two PROFIBUS DSUB9 ports, two RJ45 service ports, and a connector for ModuleBus Optical Port.

Q8: Can TU846 be interchanged with TU847?
A8: No, TU846 is designed for redundant I/O use, while TU847 is for single I/O modules.

3BSE022460R1 ABB Module Termination Unit S800 I/O TU846

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.