Application

Various failsafe CPUs with graduated levels of performance are available for the SIMATIC S7-1500:

• CPU 1516F-3 PN/DP: 
  for applications with medium/high requirements for program scope and processing speed, for distributed configuration via PROFINET IO and PROFIBUS DP with PROFIsafe.

Overview

• The CPU with a large program and data memory in the S7-1500 controller product range for failsafe applications with high requirements regarding program scope and networking. 
• Can be used for failsafe functions up to SIL 3 according to IEC 61508 and up to PLe according to ISO 13849.
• High processing speed for binary and floating-point arithmetic 
• Used as central controller in production lines with central and distributed I/O. 
• Supports PROFIsafe in centralized and distributed configuration. 
• PROFINET IO IRT interface with 2-port switch. 
• Additional PROFINET interface with separate IP address. 
• PROFINET IO controller for operating distributed I/O on PROFINET. 
• PROFINET I-Device for connecting the CPU as an intelligent PROFINET device under a SIMATIC or non-Siemens PROFINET IO controller. 
• PROFIBUS DP master interface. 
• Isochronous mode on PROFIBUS and PROFINET.
• Integrated Motion Control functionalities for controlling speed-controlled and positioning axes, support for external encoders.
• Integrated Web server with the option of creating user-defined Web pages.