Siemens CP-8021 User Manual

System Components and Technical Data
SICAM A8000 / CP-8000 • CP-8021 • CP-8022 Manual Unrestricted 145
DC8-037-2.02, Edition 10.2017
5.7.1.2 DO-8203
5.7.1.2.1 Functions
• Pulse commands
t1
─ Checked output of pulse commands
− 1-pole, 1½-pole, 2-pole
− Cannot be mixed
─ Single, double and regulating step commands
─ Command output (OC)
─ Application functions and procedures according to IEC 60870-5-101/104
− Formal check
− Direct command
− Select and execute command
─ Retry suppression
─ 1-out-of-n check
─ Control location check
─ Command locking
─ Synchronization
─ Revision
─ Command output time
− Settable
− Dependent on the process
─ Return information monitoring
─ Command prolongation
─ Switching sequences
─ Command output for the auto-reclose function
─ If outputs are used for pulse commands, no outputs can be used for binary information
output
• Binary information output
─ Selectable behavior on communication failure
ta
(deactivation or retention)
─ Deactivation on module failure
ta
─ Spontaneous transmission
t
or
─ Periodical transmission
a
─ If outputs are used for binary information output, no outputs can be used for pulse
commands
─ Usage of outputs as Watchdog
• Binary information and command output
─ Settable output of the categories DO_EX and DO_DX
− Mixed output of binary information items and commands on 1 DO module possible
− Output of persisting commands

Siemens CP-8021 Specifications

General

Brand	Siemens
Model	CP-8021
Category	Controller
Language	English