
Q7 ASD Installation and Operation Manual
123
TTL Baud Rate
Program
⇒
Comm Settings
⇒
TTL Baud Rate
This parameter plays a role in the setup of the communications network by
establishing the Baud Rate of the communications link.
The communications network includes other ASDs and Host/Control computers
that monitor the status of the ASD(s), transfers commands, and loads or
modifies the parameter settings of the ASD.
Changes made to this parameter require that the power be cycled (Off then On)
for the changes to take effect.
Settings:
1200
2400
4800
9600
19200
38400
Parameter Type — Selection List
Factory Default — 9600
Changeable During Run — Yes
TTL Master Output
Program
⇒
Comm Settings
⇒
TTL Master Out
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 Normal if RS485 Master Output is configured as a
Master Output controller. Otherwise, a keypad failure will
result.
Changes made to this parameter require that the power be cycled (Off then On)
for the changes to take effect.
Settings:
Normal
Frequency Reference
Output (Commanded) Frequency
Torque Command
Output Torque (Command)
Parameter Type — Selection List
Factory Default — Normal
Changeable During Run — Yes
TTL Response Time
Program
⇒
Comm Settings
⇒
TTL Res Time
This parameter sets the TTL response delay time.
Changes made to this parameter require that the power be cycled (Off then On)
for the changes to take effect.
Parameter Type — Numerical
Factory Default — 0.00
Changeable During Run — Yes
Minimum — 0.00
Maximum — 2.00
Units — Seconds