Delta Electronics Programmable Logic Controller DVP-PLC - Manual (Page 30)

2 Functions of Devices in DVP-PLC
DVP-PLC Application Manual
2-2
SA/SX/SC series MPU:
Type Device Item Range Function
X External input relay X0 ~ X177, 128 points, octal
Corresponds to external
input points
Y External output relay Y0 ~ Y177, 128 points, octal
Total
256
points
Corresponds to external
output points
General purpose M0 ~ M511, 512 points (*1)
Latched*
M512 ~ M999, 488 points (*3)
M2000 ~ M4095, 2,096 points (*3)
M
Auxiliary
Relay
Special purpose
M1000 ~ M1999, 1,000 points
(some are latched)
Total
4,096
points
The contact can be
On/Off in the program.
100ms
T0 ~ T199, 200 points (*1)
T192 ~ T199 for subroutine
T250 ~ T255, 6 accumulative points
(*4)
10ms
T200 ~ T239, 40 points (*1)
T240 ~ T245, 6 accumulative points
(*4) T Timer
1ms
T246 ~ T249, 4 accumulative points
(*4)
Total
256
points
Timer indicated by TMR
instruction. If timing
reaches its target, the T
contact of the same No.
will be On.
16-bit counting up
C0 ~ C95, 96 points (*1)
C96 ~ C199, 104 points (*3)
32-bit counting up/down
C200 ~ C215, 16 points (*1)
C216 ~ C234, 19 points (*3)
Total
235
points
For SA/SX, 32-bit
high-speed counter
C235 ~ C244, 1-phase 1 input, 9
points (*3)
C246 ~ C249, 1-phase 2 inputs, 3
points (*3)
C251 ~ C254, 2-phase 2 inputs, 4
points (*3)
Total
16
points C Counter
For SC, 32-bit high-speed
counter
C235 ~ C245, 1-phase 1 input, 11
points (*3)
C246 ~ C250, 1-phase 2 inputs, 4
points (*3)
C251 ~ C255, 2-phase 2 inputs, 4
points (*3)
Total
19
points
Counter indicated by
CNT (DCNT) instruction.
If counting reaches its
target, the C contact of
the same No. will be On.
Initial step S0 ~ S9, 10 points (*1)
Zero return
S10 ~ S19, 10 points (used with IST
instruction) (*1)
General purpose S20 ~ S511, 492 points (*1)
Latched* S512 ~ S895, 384 points (*3)
Relay (
bit)
S Step point
Alarm S896 ~ S1023, 128 points (*3)
Total
1,024
points
Used for SFC.
T Present value of timer T0 ~ T255, 256 points
When the timing
reaches the target, the
contact of the timer will
be On.
C Present value of counter
C0 ~ C199, 16-bit counter, 200 points
C200 ~ C254, 32-bit counter, 50 points (SC: 53
points)
When the counting
reaches the target, the
contact of the counter
will be On.
General purpose D0 ~ D199, 200 points (*1)
Latched*
D200 ~ D999, 800 points (*3)
D2000 ~ D4999, 3,000 points (*3)
Special purpose D1000 ~ D1999, 1,000 points
D
Data
register
Index indication E0 ~ E3, F0 ~ F3, 8 points (*1)
Total
5,000
points
Memory area for data
storage; E, F can be
used for index
indication.
Regist
er (wor
d
dat
a)
N/A File register K0 ~ K1,599 (1,600 points) (*4)
Expanded register for
data storage.