User manual

Hardware Components
Processor Comparison 1-7
PLC-5 comparison chart continued...
Processor Memory
(Words)
Local
Chassis
Remote Chassis
(I/O Racks)
I/O Capacity Communication
PLC-5/20 16K 1 resident 12
(3 I/O racks)
• 512
1
• 512 inputs and 512 outputs using 16- or
32-pt modules
• 1 channel (remote I/O scanner, adapter, DH+ link)
• 1 channel DH+ link
• 1 RS-232, RS-422, RS-423 serial port
PLC-5/20E 16K 1 resident 12
(3 I/O racks)
• 512
1
• 512 inputs and 512 outputs using 16- or
32-pt modules
• 1 channel (remote I/O scanner, adapter, DH+ link)
• 1 channel DH+ link
• 1 RS-232, RS-422, RS-423 serial port
• 1 channel Ethernet
PLC-5/20C15 16K 1 resident 12 (3 I/O racks)
• 512
1
• 512 inputs and 512 outputs using 16- or
32-pt modules
• 1 channel (remote I/O scanner, adapter, DH+ link)
• 1 channel DH+ link
• 1 RS-232, RS-422, RS-423 serial port
• ControlNet
PLC-5/30 32K 1 resident 28
(7 I/O racks)
• 1024
1
• 1024 inputs and 1024 outputs using16-
or 32-pt modules
• 2 channels (remote I/O scanner, adapter, DH+ link)
• 1 RS-232, RS-422, RS-423 serial port
1
Any mix of I/O