Omron CS1W-HCA12-V1, Operation Manual

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AR Area
Section 6-4
6-4 AR Area
In the following table, Unit in the Controlled by column indicates areas for
which only reading is possible using instructions from the ladder program, and
User indicates areas for which both reading and writing is possible from the
ladder program.
All Units (CS1W-HIO01-V1/HCP22-V1/HCA22-V1/HCA12-V1)
SR 255 00 0.1-second Clock Pulse (0.05 seconds ON, 0.05 seconds OFF) Unit
01 0.2-second Clock Pulse (0.1 seconds ON, 0.1 seconds OFF)
02 1.0-second Clock Pulse (0.5 seconds ON, 0.5 seconds OFF)
03 Instruction Execution Error (ER) Flag
Turns ON when an error occurs during execution of an instruction.
04 Carry (CY) Flag
Turns ON when there is a carry in the results of an instruction execution.
05 Greater Than (GR) Flag
Turns ON when the result of a comparison is “greater.”
06 Equals (EQ) Flag
Turns ON when the result of a comparison is “equal,” or when the result of an
instruction execution is 0.
07 Less Than (LE) Flag
Turns ON when the result of a comparison is “less.”
Address Bits Function Controlled
by
Address Bits Function Details Controlled
by
Forced set/
reset
AR 00 to
AR 23 --- Special I/O With the CS1W-HCP22-V1/HCA22-V1 models, this
area is used for controlling special I/O. (See below.) --- Depends on
the Unit.
AR 24 to
AR 25 --- (Reserved
by system.) --- --- Disabled
AR 26 00 to 15 Maximum
Cycle Time The longest cycle time since the beginning of opera-
tion is stored here in 4-digit BCD. (Unit: 0.01 ms)
Note: The value stored here is cleared at the begin-
ning, not the end, of operation.
Unit
AR 27 00 to 15 Current
Cycle Time The most recent cycle time during operation is
stored here in 4-digit BCD. (Unit: 0.01 ms)
Note: The value stored here is not cleared when
operation stops.