Siemens CPU 1518-4 PN/DP ODK - Page 15

Product overview
2.1 Application
CPU 1518-4 PN/DP ODK (6ES7518-4AP00-3AB0)
Manual, 09/2016, A5E35681108-AA
15
Table 2- 4 Technology CPUs
CPU
Performance segment
PROFIBUS
interfaces
PROFINE
T IO
RT/IRT
interfaces
PROFINE
T IO RT
interface
PROFINET
basic func-
tionality
Work memory
Pro-
cessing
time for
bit opera-
tions
CPU 1511T-1
PN
Technology CPU for
small to mid-range
applications
-- 1 -- -- 1.23 MB 60 ns
CPU 1515T-2
PN
Technology CPU for
mid-range to large ap-
plications
-- 1 1 -- 3.75 MB 30 ns
CPU 1517T-
3 PN/DP
Technology CPU for
complex applications
and communication
tasks
1 1 1 -- 11 MB 2 ns
CPU 1517TF-
3 PN/DP
This CPU is described in the fail-safe CPUs
Performance segments of compact CPUs
The compact CPUs can be used for smaller to medium-sized applications and have an
integrated analog and digital on-board I/O as well as integrated technology functions. The
following table shows the specific properties of the Compact CPUs.
CPU 1511C-1 PN
CPU 1512C-1 PN
Integrated analog inputs/outputs
5 inputs/2 outputs
5 inputs/2 outputs
Integrated digital inputs/outputs
16 inputs/16 outputs
32 inputs/32 outputs
High-speed counters
6
6
Pulse generators
• PWM (pulse-width modulation)
• PTO (pulse train output or stepper motor control)
• Frequency output
4 (PTOx/PWMx) 4 (PTOx/PWMx)