Description¶
The Function Module Terminal Bases have slots for one FM502_CMS, one Processor Module and for Communication Modules as well as terminals and interfaces for power supply, expansion, networking and IO. The number of slots differ depending on the type of Terminal Base.
| Slot | TF501_CMS | TF521_CMS |
|---|---|---|
| Slots for processor modules | 1 | 1 |
| Slots for Function Modules | 1 | 1 |
| Slots for Communication Modules | 0 | 2 |
Warning
:strong:Risk of malfunctions and damages to persons!
Unused slots for Communication Modules are not protected against accidentally touch. Dust and Dirt may cause contact problems and malfunctions.
Unused slots for Communication Modules must be covered with Dummy Communication Modules (TA524 TA524 - Dummy Communication Module).
I/O-Bus connectors must not be touched during operation.