Example 6: Remote Sequence (2-Wire) & Remote Reference
(0 – 10 VDC) and three digital preset speeds
- viii -
OPERATION:
•
Close (K1) to Run Forward.
•
Close (K2) to Run Reverse.
•
If both (K1) & (K2) are closed, the drive stops and displays the error message: “EF”.
•
Frequency reference is determined by the status of the switches (SW1) and (SW2)
•
If the drive is put in the “Local” mode using the LO/RE quick start LED, the drive will behave the same as
illustrated in Example 1.
(SW1) Status (SW2) Status Reference Source
Open Open Analog value on terminal FR
Closed Open Digital value stored in parameter n025
Open Closed Digital value stored in parameter n026
Closed Closed Digital value stored in parameter n027
Table 7: Programming Required For Remote 2-wire Sequence & Multiple References
Parameter Display Description
n001
10
The drive will perform a 2-wire reset.
CAUTION:
Setting this value will reset all parameters to their
original factory settings (all previous adjustments will be lost)
When the drive completes the reset, this parameter returns to a
value of 1.
n001 4 After doing the reset above, the password parameter returned to a
1. Change it to a 4 to get access to all parameters in the drive.
n025 User Set Sets the frequency reference when switch (SW1) is closed and
switch (SW2) is open.
n026 User Set Sets the frequency reference when switch (SW1) is open and
switch (SW2) is closed.
n027 User Set Sets the frequency reference when switches (SW1) and (SW2) are
closed.
n036 Set Motor FLA
Enter the motor’s full load amps as shown on motor nameplate.
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