Real-time clock and timed functions 129
ACH550-01 User's Manual
Parameters connected to a timer
The following parameters can be connected to a timer:
• 1001
EXT1 COMMANDS – External start and stop command.
Starts the drive when the timer is activated and stops drive
when the timer is deactivated.
• 1002
EXT2 COMMANDS – External start and stop command.
Starts the drive when the timer is activated and stops the
drive when the timer is deactivated.
• 1102
EXT1/EXT2 SEL – Defines the source for start/stop
commands and reference signals. Depending on the
selection, either EXT 1 or EXT 2 is used as the source for the
commands.
• 1201
CONST SPEED SEL – Selects a constant speed when
timer 1 is active.
• 1401
RELAY OUTPUT 1 – Timer energises a relay output.
• 1402
RELAY OUTPUT 2 – Timer energises a relay output.
• 1403
RELAY OUTPUT 3 – Timer energises a relay output.
• 1410
RELAY OUTPUT 4…1412 RELAY OUTPUT 6 – If OREL-01
Relay Output Extension Module is installed, relay outputs
4…6 can be used respectively.
• 4027
PID 1 PARAM SET – Timer selects between two Process
PID sets.
• 4228
ACTIVATE – Timer activates EXT PID.
• 8126
TIMED AUTOCHANGE – Timer enables the autochange in
PFA operation.
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