# Slot 3 Menu 9 Single Line Descriptions − Resources

Mode: Regeneration

Parameter | Range | Default | Type
--- | --- | --- | ---
3.09.001 | Cyclic Tx Links Free | 0 to 255 |  | RO | Num | ND | NC | PT |
3.09.002 | Cyclic Rx Links Free | 0 to 255 |  | RO | Num | ND | NC | PT |
3.09.003 | Fieldbus Links Free | 0 to 255 |  | RO | Num | ND | NC | PT |
3.09.004 | Cyclic Mappings Free | 0 to 65535 |  | RO | Num | ND | NC | PT |
3.09.011 | Nonsync link update period | 0.00 to 655.35 ms |  | RO | Num | ND | NC | PT |
3.09.021 | Max nonsync link update period | 0.00 to 655.35 ms |  | RO | Num | ND | NC | PT |
3.09.030 | PCB Temperature | -128 to 127 °C |  | RO | Num | ND | NC | PT |

RW | Read / Write | RO | Read-only | Bit | Bit parameter | Txt | Text string | Date | Date parameter | Time | Time parameter
Chr | Character parameter | Bin | Binary parameter | IP | IP address | Mac | MAC address | Ver | Version number | SMP | Slot, menu, parameter
Num | Number parameter | DE | Destination | ND | No default value | RA | Rating dependent | NC | Non-copyable | PT | Protected
FI | Filtered | US | User save | PS | Power-down save |  |  |  |  |  |