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Command/reference switching
38
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:
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:
In CiA402 profile (not separate), switching is simultaneous:
Function reference
switching
[Ref 1B switching] (rCb)
Direct reference switching
[Ref. 2 switching] (rFC)
Command switching
[Cmd switching] (CCS)
Channel 1 Fr1 Fr1 Cd1
Channel 1B Fr1b
- -
Channel 2 - Fr2 Cd2
Drive input LI1 ... LI6
Logic I/O card input LI7 ... LI10
Extended I/O card input LI11 ... LI14
Modbus command bit bit 0 = C100 ... bit 15 = C115
CANopen command bit bit 0 = C200 ... bit 15 = C215
Network command bit bit 0 = C300 ... bit 15 = C315
Controller Inside command bit bit 0 = C400 ... bit 15 = C415
Type Channel 1 Channel 2 Switching
Reference
Function reference 1
[Ref.1 channel] (Fr1)
Function reference 1B
[Ref.1B channel] (Fr1b)
Function reference switching
[Ref 1B switching] (rCb)
Function reference 1 or 1B
[Ref.1 channel] (Fr1)
[Ref.1B channel] (Fr1b)
Direct reference 2
[Ref.2 channel] (Fr2)
Direct reference switching
[Ref. 2 switching] (rFC)
Command
Command 1
[Cmd channel 1] (Cd1)
Command 2
[Cmd channel 2] (Cd2)
Command switching
[Cmd switching] (CCS)
Type Channel 1 Channel 2 Switching
Reference
and
Command
Function reference 1 or 1B
[Ref.1 channel] (Fr1)
[Ref.1B channel] (Fr1b)
Direct reference 2
[Ref.2 channel] (Fr2)
Direct reference switching
[Ref. 2 switching] (rFC)
Command 1
[Cmd channel 1] (Cd1)
Command 2
[Cmd channel 2] (Cd2)
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