Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | CPU 1516-3 PN/DP |
| Supply voltage | 24 V DC; permissible range 19.2 V to 28.8 V DC |
| Integrated memory | 1 MB for program; 5 MB for data |
| Interfaces | 2 PROFINET interfaces; 1 PROFIBUS interface |
| PROFINET IO Controller devices | 32 connectable IO Devices, max. |
| PROFIBUS DP master | 48 connections, max.; 125 DP devices, max. |
| Operating temperature | -40 °C to 70 °C horizontal; -40 °C to 40 °C vertical |
| Mounting and exclusion | Up to 32 modules per rack; no system power supply can be used |
Applications
- PROFINET I/O communication: The CPU supports PROFINET IO Controller and PROFINET IO Device functions, with up to 32 connectable IO Devices for the integrated PROFINET IO Controller.
- PROFIBUS DP communication: The integrated PROFIBUS DP master supports up to 48 connections and up to 125 DP devices.
Key Features
- Communication interfaces: 2 PROFINET interfaces and 1 PROFIBUS interface; X1 and X2 use RJ 45 Ethernet, while X3 uses RS 485.
- Processing and memory: 10 ns bit performance, 1 MB integrated program memory, 5 MB integrated data memory, and plug-in SIMATIC Memory Card load memory up to 32 Gbyte.
- Network protocols: Supports PROFINET IO Controller, PROFINET IO Device, PROFIBUS DP master, SIMATIC communication, Open IE communication, OPC UA, and MODBUS TCP.
- Electrical and installation data: Rated supply voltage: 24 V DC; permissible range: 19.2 V to 28.8 V DC. Up to 32 modules per rack; no system power supply can be used.
- Diagnostics and protection: Includes diagnostic buffer with up to 3 200 entries, RUN/STOP, ERROR, MAINT, and STOP ACTIVE LEDs, password protection, copy protection, and block protection.
- SIPLUS environmental design: Conformal coating, horizontal installation temperature: -40 °C to 70 °C; vertical installation temperature: -40 °C to 40 °C.
Frequently Asked Questions
1. What interfaces does the Siemens 6AG1516-3AN02-7AB0 have?
It has 2 PROFINET interfaces and 1 PROFIBUS interface. X1 and X2 are RJ 45 Ethernet interfaces; X3 is RS 485.
2. What memory is integrated in this CPU?
It has 1 MB integrated memory for the program and 5 MB for data. A SIMATIC Memory Card is required, with plug-in load memory up to 32 Gbyte.
3. What supply voltage does the CPU require?
The rated supply voltage is 24 V DC, with a permissible range of 19.2 V to 28.8 V DC.
4. Can a system power supply be used with this configuration?
It is without a system power supply; the source specifies up to 32 modules per rack, including the CPU and 31 modules.
