ABB AC500 PLC, Hardware Manual, Page: 74 / 1315

Processor Module PM582 PM583-ETH PM585-ETH
Program storage x x x
Firmware update x x x
Cycle time for 1 instruction:
Binary Min. 0.05 µ s Min. 0.004 µ s
Word Min. 0.06 µ s Min. 0.008 µ s
Floating point Min. 0.50 µ s Min. 0.008 µ s
Max. number of central inputs and outputs (up to 7 exp. modules):
1
)
Digital inputs 224
Digital outputs 224
Analog inputs 112
Analog outputs 112
Max. number of central inputs and outputs (10 exp. modules):
Digital inputs 320
Digital outputs 320
Analog inputs 160
Analog outputs 160
Number of decentralized inputs and outputs Depends on the fieldbus used
(as an info on the CS31 bus: up to 31 stations
with up to 120 DI / 120 DO each)
Data backup Battery
Data buffering time at 25 °C Typ. 3 years without power supply
Battery low indication Warning issued about 2 weeks before the state
of charge becomes critical
Real-time clock:
With battery back-up x
Accuracy Typ.
±
2 s / day at 25 °C
Program execution:
Cyclic x
Time-controlled x
Multitasking x
Protection of the user program by a pass-
word
x
Serial interface COM1:
Physical link Configurable for RS-232 or RS-485 (from 0.3 to
187.5 kB/s) pluggable terminal block, spring
connection for programming, as Modbus
(master/slave), as serial ASCI communication,
as CS31 master
Connection
Usage
Serial interface COM2 (not for PM5xy-2ETH models):
Physical link Configurable for RS-232 or RS-485 (from 0.3 to
187.5 kB/s) D-sub for programming, as Modbus
(master/slave), as serial ASCII communication
Connection
Usage
Integrated communication module:
Device Specifications
Processor Modules > AC500 (Standard)
2019/04/17 3ADR010121, 13, en_US 74