Chapter 2: A I S Module Descriptions; Central Processing Unit (Cpu Module) - Mitsubishi MELSEC A1SCPU Handy Manual

I
Chanter 2: A I S Module Descrintions
I
Internal relays (M)
Latch relays (L)
Step relays ( S )
h b
Internal microcomputer program can
be set to
7K steps max.
IO00 points (MO to M999)
1048 points (LlO00 to L2047)
0
points (default value)
ICentral processing unit (CPU Module)
I
I
Model No. AISCPU. AISCPUSI
I
]ERROR ORM
u-=
UlPjUBlsn
r
The CPU module is the main part of the A I S PLC
system, and can control up to 512 1 1 0 points. It has a
built-in battery backed RAM memory, real time clock
function, programming port, operation mode LEDs,
and key switch control for operation mode. Mounted
in the CPU slot of the CPU base unit, one CPU
module is required per A I S system.
5