Mitsubishi FX3U Series Programming Manual page 812

FX /FX Series Programmable Controllers
3U 3UC
Programming Manual - Basic & Applied Instruction Edition
Number and name
High Speed Counter Up/down Counter Counting Direction (Refer to Section 4.7 for details.)
M 8235 C235
M 8236 C236
M 8237 C237
M 8238 C238
M 8239 C239
M 8240 C240
M 8241 C241
M 8242 C242
M 8243 C243
M 8244 C244
M 8245 C245
High Speed Counter Up/down Counter Monitoring (Refer to Section 4.7 for details.)
[M]8246 C246
[M]8247 C247
[M]8248 C248
[M]8249 C249
[M]8250 C250
[M]8251 C251
[M]8252 C252
[M]8253 C253
[M]8254 C254
[M]8255 C255
[M]8256 to [M]8259 Not used
Analog Special Adapter (Refer to Subsection 36.2.17 for applicability of each analog special adapter.)
*1
1st special adapter
M 8260 to M 8269
*1
2nd special adapter
M 8270 to M 8279
*1
3rd special adapter
M 8280 to M 8289
*1
4th special adapter
M 8290 to M 8299
[M]8300 to [M]8315 Not used
*1. The unit number of the analog special adapter is counted from the main units side.
*2. Available in Ver. 1.20 or later.
Unconnected I/O Designation Error (Refer to Chapter 37 for details.) and flag
*3
Unconnected I/O designation error
[M]8316
[M]8317 Not used
BFM initialization failure
ON when a FROM/TO error has occurred in a special
function
initialization function at changing PLC from STOP to
[M]8318
RUN.
When M8318 turns ON, the unit number in which the
error has occurred is stored in D8318, and the BFM
number is stored in D8319.
[M]8319 to [M]8327 Not used
[M]8328 Instruction non-execution
[M]8329 Instruction execution abnormal end
*3. If the I/O device numbers are unavailable, M8316 turns ON when its directly designated to device
numbers including LD, AND, OR, and OUT instructions or indirectly designated by index.
*4. Available in Ver. 2.00 or later.
810
Operation and function
When M8 is ON, the corresponding
C is changed to down mode.
• ON: Down count operation
• OFF: Up count operation
When C of 1-phase 2-input or 2-phase
2-input counter is in down mode, the
corresponding M8 turns ON.
• ON: Down count operation
• OFF: Up count operation
block/unit as specified
36 Operation of Special Devices (M8000 -, D8000 -)
FX FX
3U 3UC
– –
*2
*2
*2
*2
– –
– –
in the BFM
*4
– –
*4
36.1 Special Device List (M8000 -, D8000 -)
Applicable model
Correspond-
ing special FX FX FX
1S 1N
device
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
– – – –
– – – –
– – – –
– – – –
– – – –
– – – –
D8316
– – –
D8317
– – – –
D8318
– – –
D8319
– – – –
– – – –
– – – –
FX FX
2N 1NC 2NC
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –