Buffer Memory List (Bfm) - Mitsubishi Electric FX3G User Manual

FX /FX /FX /FX /FX
3S 3G 3GC 3U
FX -4DA (4-channel Analog Output)
3U
5.3

Buffer Memory List (BFM)

FX -4DA incorporates the following buffer memories.
3U
→ For a detailed description of the buffer memory, refer to Section 5.4 and subsequent sections.
BFM number
*1
Output mode setting for channels 1 to 4
#0
#1 Channel 1 output data
#2 Channel 2 output data
#3 Channel 3 output data
#4 Channel 4 output data
*1
Output setting upon PLC stop
#5
#6 Output status
#7, #8 Not used
Command to write offset/gain setting value of
#9
channels 1 to 4
*1 Channel-1 offset data (Unit: mV or μA)
#10
*1 Channel-2 offset data (Unit: mV or μA)
#11
*1 Channel-3 offset data (Unit: mV or μA)
#12
*1 Channel-4 offset data (Unit: mV or μA)
#13
*1 Channel-1 gain data (Unit: mV or μA)
#14
*1 Channel-2 gain data (Unit: mV or μA)
#15
*1 Channel-3 gain data (Unit: mV or μA)
#16
*1 Channel-4 gain data (Unit: mV or μA)
#17
#18 Not used
*1
Setting change prohibition
#19
Initialization function:
Set "K1" in this buffer memory to perform
#20
initialization. At the completion of initialization,
the "K0" will be automatically set.
#21 to #27 Not used
Disconnection detection status (Valid only in
#28
current mode selection)
#29 Error status
#30 Model code K3030
#31 Not used
*1. If power failure occurs, the EEPROM will retain the data.
*2. Specify the output mode of each channel setting one of hex code 0 to 4 and F in each digit.
*3. Specify the data to be output from each channel upon PLC stop setting one of hex code 0 to 2 in each
digit.
*4. Use b0 to b3.
E-18
PLC User's Manual - Analog Control Edition
3UC
Description Setting range Initial value
*2 H0000 at delivery
K0
K0
Depending on the
mode used
K0
K0
*3 H0000
- H0000
- -
*4 H0000
Depending on the Depending on
mode used the mode used
Depending on the Depending on
mode used the mode used
- -
To permit data
change: K3030
To disable data K3030 at delivery
change: Value
other than K3030
K0 or K1 K0
- -
- H0000
- H0000
- K3030
- -
5 Buffer Memory (BFM)
5.3 Buffer Memory List (BFM)
Data type Reference
Hexadeci- Subsection
mal 5.4.1
Decimal
Decimal
Subsection
5.4.2
Decimal
Decimal
Hexadeci- Subsection
mal 5.4.3
Hexadeci- Subsection
mal 5.4.4
-
-
Hexadeci- Subsection
mal 5.4.5
Decimal
Decimal
Subsection
5.4.6
Decimal
Decimal
Decimal
Decimal
Subsection
5.4.6
Decimal
Decimal
- -
Subsection
Decimal
5.4.7
Subsection
Decimal
5.4.8
- -
Hexadeci- Subsection
mal 5.4.9
Hexadeci- Subsection
mal 5.4.10
Subsection
Decimal
5.4.11
- -