System Components and Technical Data
162
Unrestricted
SICAM A8000 / CP-8000 • CP-8021 • CP-8022 Manual
DC8-037-2.02, Edition 10.2017
5.7.3.8 DO-6220, DO-6221, DO-6230
5.7.3.8.1 Functions
•
Pulse commands
t1
─
Checked output of pulse commands
−
1-pole, 1½-pole, 2-pole
−
Cannot be mixed on one module
─
Single, double and regulating step commands
─
Application functions and procedures according to IEC 60870-5-101/104
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Formal check
−
Direct command
−
Select and execute command ("select/execute")
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Control location check
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Retry suppression
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1-out-of-n check
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Command locking
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Synchronization
─
Revision
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DO-6220 - command output according to IC1
−
Idle check
−
Selective activation check
─
DO-6221 - command output according to RC1
−
Idle check
−
Selective activation check
−
Resistance check
−
Current flow information
−
Earth fault check
−
Interference voltage check
─
Command output time
−
Settable
−
Dependent on the process
─
Return information monitoring
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Command prolongation
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Periodical control circuit check
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Switching sequences
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Monitoring of command output sequence to prevent incorrect outputs
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Command initionation for auto-reclose
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Activation of command contactors with or without series-break contacts (with DO-6221)
•
Return information to pulse command assignment (applies for DO-6230)
─
Settable assignment for messages and pulse commands, which are acquired or output
on the I/O Master Module
─
Predefined assignment for messages and pulse commands, which are acquired or
output on the I/O Master Module
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