
B–63610EN/01
4. DESCRIPTION OF PARAMETERS
23
0147
Number of times the system sends the message in response to the NAK signal
(DNC2 interface)
NOTE
When this parameter is set, the power must be turned off
before operation is continued.
[Data type] Byte
[Unit of data] Number of times
[Valid data range] 1 to 10 (The standard setting is 2.)
Set the maximum number of times the system retries sending the message
in response to the NAK signal.
0148 Number of characters in overrun (DNC2) interface)
NOTE
When this parameter is set, the power must be turned off
before operation is continued.
[Data type] Byte
[Valid data range] 10 to 225 (The standard setting is 10.)
Set the number of characters the system can receive after transmission is
stopped (CS off).
0149
Number of characters in the data section of the communication packet (DNC2
interface)
NOTE
When this parameter is set, the power must be turned off
before operation is continued.
[Data type] Word
[Valid range] 80 to 256 (The standard setting is 256.)
The standard setting is 256. If the specified value is out of range, a value of
80 or 256 is used.
This parameter determines the maximum length of the packet used in
transmission over the DNC2 interface. Including the two characters at the
start of the packet, the four characters used for a command, and the three
characters at the end, the maximum number of characters in the packet is
nine plus the number specified in parameter No.0149.
DLE STX
Command Data section DEL ETX BCC
2 bytes 4 bytes 80 to 256 bytes 3 bytes
Length of the packet