Delta AS Series Programming Manual page 560

HC249
HC250
HC251
HC252
HC253
Note 5: UP: single phase count-up input (same as CW), DN: single phase count-down input (same as CCW)
The high-speed counters between HC200–HC255, are reserved devices inside PLC and are not listed in this table. It is
not recommended to use these counters in a program. If there is no built-in input points, including X0.12 ~ X0.15, in the
PLC you are using, do NOT use their corresponding counters.
The following table lists the high-speed counter, function, reset, reversing, and counting mode.
Count-up/count-down function
HC No. SM No. Attribute
HC200 SM300
HC201 SM301
HC202 SM302
HC204 SM304
HC205 SM305
HC206 SM306
HC208 SM308
HC209 SM309
HC210 SM310
HC212 SM312
HC213 SM313
HC214 SM314
HC216 SM316
HC217 SM317
HC218 SM318
HC220 SM320
HC221 SM321
HC222 SM322
HC232 SM332
HC233 SM333
HC234 SM334
HC235 SM335
HC236 SM336
HC237 SM337
HC238 SM338
HC239 SM339
HC240 SM340
HC241 SM341
HC242 SM342
HC243 SM343
Explanation
R/W Show/ set
R Show
R Show
R/W Show/ set
R Show
R Show
R/W Show/ set
R Show
R Show
R/W Show/ set
R Show
R Show
R/W Show/ set
R Show
R Show
R/W Show/ set
R Show
R Show
R/W Show/ set
R Show
R Show
R Show
R/W Show/ set
R Show
R Show
R Show
R/W Show/ set
R Show
R/W Show/ set
R Show
Ch ap te r 6 Ap pl ie d Instruc ti ons
UP DN
UP
Starting the Reversing the
Reset function direction
SM No. SM No.
SM281
SM291 (Applicable for HC201,
HC202
SM282
SM292 (Applicable for HC205,
HC206
SM283
SM293 (Applicable for HC209,
HC210
SM284
SM294 (Applicable for HC213,
HC214
SM285
-- (Applicable for HC217,
HC218
SM286
-- (Applicable for HC221,
HC222
SM287
-- (Applicable for HC233,
HC234
SM288
-- (Applicable for HC237,
HC238
--
P
DN
P
Counting
mode
SR No.
SR190
#7
)
SR191
#7
)
SR192
#7
)
SR193
#7
)
SR194
#7
)
SR195
#7
)
SR196
#7
)
SR197
#7
)
Supports one
time
--
frequency
and rising
6 - 2 8 1
P
6_