GFK-0356Q
Chapter 5 CPUs
5-31
5
CPU331 Catalog Number IC693CPU331
CPU Type
Single slot CPU module
Total Baseplates per System
5 (1 CPU bas 4 expansion and/or remote)
Load Required from Power Supply
350 milliamps from +5 VDC supply
Processor Speed
10 MegaHertz
Processor Type
80188
Operating Temperature
0 to 60 degrees C (32 to 140 degrees F) ambient
Typical Scan Rate
0.4 milliseconds per 1K of logic (boolean contacts)
User Program Memory (maximum)
16K Bytes
Discrete Input Points - %I
512
Discrete Output Points - %Q
512
Discrete Global Memory - %G
1280 bits
Internal Coils - %M
1024 bits
Output (Temporary) Coils - %T
256 bits
System Status References - %S
128 bits (%S, %SA, %SB, %SC - 32 bits each)
Register Memory - %R
2048 words
Analog Inputs - %AI
128 words
Analog Outputs - %AQ
64 words
System Registers
(for reference table viewing
only; cannot be referenced in user logic program)
16 words (%SR)
Timers/Counters
680
Shift Registers
yes
Built-in Ports
1 (uses connector on PLC power supply). Supports
SNP/SNP-X slave protocols. Requires CMM module
for SNP/SNP-X master, CCM, or RTU slave support;
PCM module for RTU master support.
Communications
LAN
- Supports multidrop. Also supports Ethernet,
FIP, Profibus, GBC, GCM, GCM+ option modules.
Override
yes
Battery Backed Clock
yes
Interrupts
no
Type of Memory Storage
RAM and optional EPROM or EEPROM
PCM/CCM Compatibility
Yes