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Appendix A: Special Device List
190
FX3S Series Programmable Controllers
User's Manual - Hardware Edition
Appendix A-1 Special Auxiliary Relay (M8000 to M8511)
*1. Backed up against power interruption, and
automatically cleared when M8312 itself is cleared or
when the clock data is set again.
Number and name Operation and function
Correspond-
ing special
device
Counter up/down counter counting direction
M 8200 C200
When M8 is ON, the
corresponding C is
changed to down mode.
•ON:
Down count operation
• OFF:
Up count operation
-
M 8201 C201 -
M 8202 C202 -
M 8203
C203
-
M 8204 C204 -
M 8205
C205
-
M 8206 C206 -
M 8207
C207
-
M 8208 C208 -
M 8209
C209
-
M 8210 C210 -
M 8211
C211
-
M 8212 C212 -
M 8213
C213
-
M 8214 C214 -
M 8215
C215
-
M 8216 C216 -
M 8217
C217
-
M 8218 C218 -
M 8219
C219
-
M 8220 C220 -
M 8221
C221
-
M 8222 C222 -
M 8223
C223
-
M 8224 C224 -
M 8225
C225
-
M 8226 C226 -
M 8227
C227
-
M 8228
C228 -
M 8229
C229
-
M 8230
C230 -
M 8231
C231
-
M 8232
C232 -
M 8233
C233
-
M 8234
C234 -
High-speed counter up/down counter counting direction
M 8235 C235
When M8 is ON, the
corresponding C is
changed to down mode.
•ON:
Down count operation
• OFF:
Up count operation
-
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 -
Number and name Operation and function
Correspond-
ing special
device
High-speed counter up/down counter monitoring
[M]8246 C246
When C of 1-phase 2-
input counter or 2-phase 2-
input counter is in down
mode, the corresponding
M8 turns ON.
•OFF:
Down count operation
•ON:
Up count operation
-
[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 expansion board (Refer to Appendix A-3 for details)
M8260 to M8269 Expansion board -
[M]8270 to [M]8279 Not used -
Analog special adapter (Refer to Appendix A-4 for details)
M8280 to M8289 Special adapter -
[M]8290 to [M]8299 Not used -
Flag
[M]8300 to [M]8303 Not used -
[M]8304 Zero
Turns ON when the multiplication or
division result is 0.
-
[M]8305 Not used -
[M]8306 Carry
Turns ON when the division result
overflows.
-
[M]8307 to [M]8311 Not used -
[M]8312
*1
Real time clock data lost error -
[M]8313 to [M]8328 Not used -
[M]8329 Instruction execution abnormal end -