Selecting the appropriate CX2100 power supply unit
The basic CPU module requires a power supply unit of type CX2100-0xxx. Connect the power supply unit to the multi-pin port on the right of the basic CPU module.
When selecting a CX2100-0xxx power supply unit, always check whether the peak power consumption of the overall system with all connected USB devices, expansion, system and fieldbus modules can be covered by the selected power supply unit.
Basic CPU module | Power supply unit |
|---|---|
CX2042 |
|
CX2062 |
|
CX2072 |
Configuration of the power supply terminal
No. | Description | No. | Description |
|---|---|---|---|
1 | Diagnostic LEDs | 5 | 0 V, Bus Terminal supply |
2 | Terminal bus (K-bus or E-bus) | 6 | Terminal release |
3 | +24 V and 0 V, for basic CPU module | 7 | PE, spring-loaded terminal |
4 | +24 V, Bus Terminal supply | 8 | +24 V, 0 V, PE, for power contacts |