Nx Networks NX series - Manual (Page 71)

Control keypad 71(86)
7
Example:
•
Transfer delay between the frequency converter and the PC = 600 ms
•
The value of par. 6.3.6 is set to 1200 ms (2 x 600, sending delay + receiving
delay)
•
The corresponding setting shall be entered to the
[
Misc
]
-part of the
NCDrive.ini – file:
Retries = 5
AckTimeOut = 1200
TimeOut = 6000
It must also be considered that intervals that are shorter than the AckTimeOut-time cannot be
used in NCDrive monitoring.
Enter the edit mode by pushing the right arrow menu button . Use the Browser buttons to change
the acknowledgement time. Accept the change with the Enter button or return to the previous level
with the left arrow menu button .
Figure 7-15. HMI acknowledge timeout
Number of retries to receive HMI acknowledgement (P6.3.7)
With this parameter it is possible to set the number of times the drive will try to receive
acknowledgement if this does not happen within the acknowledgement time (P6.3.6) or if the
received acknowledgement is faulty.
Enter the edit mode by pushing the right arrow menu button . The present value shown starts to
blink. Use the Browser buttons to change the amount of retries. Accept the change with the Enter
button or return to the previous level with the left arrow menu button
See Figure 7-15 for the procedure of changing the value.
7.3.6.4 Keypad settings
Further customisation of the freqency converter operator interface can be undertaken in the
Keypad settings submenu under the System menu.
Locate the Keypad settings submenu (S6.4). Under the submenu, there are four pages (P#)
associated with the keypad operation:
READY
I/Oterm
200ms
READY
I/O term
enter
200ms
HMI ACK timeout HMI ACK timeout