Allen Bradley 1786-TPS Straight T-Tap (ControlNet network accessory)

FAQ

Q1. What is the main function of the 1786-TPS?
It provides a connection point (T-tap) for ControlNet coaxial trunk cables, allowing devices to be attached to the network.

Q2. What network does it support?
It is designed for the ControlNet industrial communication protocol used in Allen-Bradley automation systems.

Q3. What type of cable is used with this product?
It uses RG-6 75-ohm coaxial cable specifically designed for ControlNet networks.

Q4. Is the 1786-TPS an active device?
No, it is a passive network tap used to physically connect nodes to the ControlNet trunk line.

Q5. What is the operating temperature range?
It operates between -20 °C and 70 °C.

Q6. What topology is supported?
It is used in linear trunk topologies where devices branch off via tap points.

Q7. Is it still commonly used in modern systems?
It is considered legacy technology, used mainly in existing ControlNet installations rather than new designs.

Q8. What happens if a tap is installed incorrectly?
Improper installation can cause network noise, communication faults, or loss of determinism across the ControlNet segment.

1786-TPS Allen Bradley

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