Command/reference switching
Switches
A channel switch is used to select predefined channels.
It can be:
•Defined via configuration
•Activated either via an input (terminals) or a control word bit (network)
•Written via a network during operation (modification of a configuration parameter)
The possible switch values are:
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| Function reference | Direct reference switching | Command switching | |||||
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| switching |
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| [Ref. 2 switching] (rFC) | [Cmd switching] (CCS) | |||
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| [Ref 1B switching] (rCb) |
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| Channel 1 |
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| Fr1 |
| Fr1 | Cd1 | |
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| Channel 1B |
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| Fr1b |
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| Channel 2 |
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| Fr2 | Cd2 | ||
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| Drive input |
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| LI1 ... LI6 |
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Logic I/O card input |
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| LI7 ... LI10 |
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Extended I/O card input |
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| LI11 ... LI14 |
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Modbus command bit |
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| bit 0 = C100 ... bit 15 = C115 |
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CANopen command bit |
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| bit 0 = C200 ... bit 15 = C215 |
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Network command bit |
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| bit 0 = C300 ... bit 15 = C315 |
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Controller Inside command bit |
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| bit 0 = C400 ... bit 15 = C415 |
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The values Fr1, Fr1b, Fr2, Cd1 and Cd2 are either configured or written via the network during operation. | ||||||||||
In I/O and CiA402 profiles (separate), independent switching is possible: |
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Type |
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| Channel 2 |
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| Switching |
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| Function reference 1 |
| VV |
| Function reference 1B |
| Function reference switching | ||
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| [Ref.1 channel] (Fr1) |
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| [Ref.1B channel] (Fr1b) |
| [Ref 1B switching] (rCb) | |||
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Reference |
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| Function reference 1 or 1B | VV |
| Direct reference 2 |
| Direct reference switching | ||||
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| [Ref.1 channel] (Fr1) |
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| [Ref.2 channel] (Fr2) |
| [Ref. 2 switching] (rFC) | ||||
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| [Ref.1B channel] (Fr1b) |
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Command |
| Command 1 |
| VV |
| Command 2 |
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| Command switching | |
| [Cmd channel 1] (Cd1) |
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| [Cmd channel 2] (Cd2) |
| [Cmd switching] (CCS) | ||||
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In CiA402 profile (not separate), switching is simultaneous:
Type | Channel 1 |
Reference | Function reference 1 or 1B |
[Ref.1 channel] (Fr1) | |
and | [Ref.1B channel] (Fr1b) |
Command | Command 1 |
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| [Cmd channel 1] (Cd1) |
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VV
VV
Channel 2 | Switching |
Direct reference 2 |
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[Ref.2 channel] (Fr2) | Direct reference switching |
Command 2 | [Ref. 2 switching] (rFC) |
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[Cmd channel 2] (Cd2) |
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