172
G7 ASD Operation Manual
RS232/RS485 Wire Count
Program
⇒
Communication Setting Parameters
⇒
Communication
Settings
This parameter sets the communications protocol to the 2 or 4 wire method.
Changes made to this parameter require that the power be cycled (Off then On)
for the changes to take effect.
Settings:
2 wire
4 wire
Direct Access Number — F821
Parameter Type — Selection List
Factory Default — 4
Changeable During Run — Yes
RS232/RS485 Response Delay Time
Program
⇒
Communication Setting Parameters
⇒
Communication
Settings
This parameter sets the RS232/RS485 response delay time.
Changes made to this parameter require that the power be cycled (Off then On)
for the changes to take effect.
Direct Access Number — F825
Parameter Type — Numerical
Factory Default — 0.00
Changeable During Run — Yes
Minimum — 0.00
Maximum — 2.00
Units — Seconds
RS232/RS485 Master Output
Program
⇒
Communication Setting Parameters
⇒
Communication
Settings
In a master/follower configuration, this setting determines the output parameter
of the master ASD that will be used to control the applicable follower ASDs.
Note:
Select No Follower if
F806
is configured as a Master Output
controller. Otherwise, an EOI failure will result.
Changes made to this parameter require that the power be cycled (Off then On)
for the changes to take effect.
Settings:
No Follower (normal operation)
Frequency Reference
Output Command Frequency
Torque Command
Output Torque Command
Direct Access Number — F826
Parameter Type — Selection List
Factory Default — No Follower (normal
operation)
Changeable During Run — Yes
Communication Error
Program
⇒
Communication Setting Parameters
⇒
Communication
Error
In the event of a communication error during a transmission, the command that
was transmitted may be cleared or held.
Changes made to this parameter require that the power be cycled (Off then On)
for the changes to take effect.
Settings:
Command Request Cleared
Command Request Held
Direct Access Number — F830
Parameter Type — Selection List
Factory Default — Command Request
Cleared
Changeable During Run — Yes
F821
F830