Omron ZEN Operation Manual page 134

Specifications
Characteristics
Item
Control Stored program
I/O control Cyclic scan
Programming Ladder
language
Program capac- 96 lines (up to 3 inputs and 1 output per line)
ity
Maximum con- CPU Units with 10 I/O points
trol I/O points
CPU Units with 20 I/O points
Memory areas CPU Unit input bits (I)
CPU Unit output bits (Q)
Expansion I/O Unit input bits (X)
Expansion I/O Unit output bits (Y)
Work bits (M)
Holding bits (H)
Button switches (B)
Timers (T)
Holding timers (#)
Weekly timers (@)
Calender timers (*)
Counters (C)
Display bits (D)
Analog comparator (A)
Comparator (P)
LCD 12 columns x 4 lines, with backlight (LCD-type CPU Unit only)
Operation but- 8 (4 Cursor Buttons, 4 operation buttons) (LCD-type CPU Unit only)
tons
User program Internal EEPROM, Memory Cassette (optional)
backup
Specifications
34 points (with 3 Expansion I/O Units
with 8 I/O points each)
44 points (with 3 Expansion I/O Units
with 8 I/O points each)
CPU Units with 10 I/O Points:
I0 to I5, 6 bits
CPU Units with 20 I/O Points:
I0 to Ib, 12 bits
CPU Units with 10 I/O Points:
Q0 to Q3, 4 bits
CPU Units with 20 I/O Points:
Q0 to Q7, 8 bits
X0 to Xb, 12 bits (See note.)
Y0 to Yb, 12 bits (See note.)
M0 to Mf, 16 bits
H0 to Hf, 16 bits
B0 to B7, 8 bits
(LCD-type CPU Unit only)
T0 to Tf, 16 timers
#0 to #7, 8 timers
@0 to @f, 16 timers (CPU Units with
built-in calendar and clock only)
*0 to *f, 16 timers (CPU Units with
built-in calendar and clock only)
C0 to Cf, 16 counters
D0 to Df, 16 bits
(LCD-type CPU Unit only)
A0 to A3, 4 comparators (CPU Units
with DC power supply only)
P0 to Pf, 16 comparators
Appendix B
111