Mitsubishi Electronics MELSEC-F Manuel D’Utilisation
E-38
6 Table Output Function
6.1 Outline of Table Output Function
FX
3G
/FX
3U
/FX
3UC
PLC User's Manual - Analog Control Edition
FX
3U
-4DA (4-channel Analog Output)
6. Table Output Function
This chapter describes the table output function of FX
3U
-4DA
6.1
Outline of Table Output Function
1. Explanation of the function
This function sets predetermined output patterns as data table and outputs analog signals according to the
data table.
data table.
2. Outline of procedures for table output function
* It is possible to write the data table directly in FX
3U
-4DA using a program (TO instruction, etc.).
The data table is transferred from the PLC main
unit to the relevant buffer memory of FX
unit to the relevant buffer memory of FX
3U
-4DA.
Transfer of data table*
Refer to Section 6.3
Execution of output table
Refer to Section 6.4
Preparation of data table*
Refer to Section 6.2
Setting and execution
• Output patterns (BFM #81 to #84) of each
channel
• The numbers of table output execution cycle
number (BFM #85 to #88) of each channel
• Start/stop of table output function for each
channel command (BFM #80)
Data table is prepared in the data registers
(D1000 to 7999) or the expansion registers (R0
to R32767).
(D1000 to 7999) or the expansion registers (R0
to R32767).