Technical data 
  14.1 Technical specifications of the CPU 410-5H; (6ES7 410-5HX08-0AB0) 
CPU 410-5H Process Automation/CPU 410 SMART 
System Manual, 10/2013, A5E32631667-AA 
201 
-on-TCP (RFC1006)  Yes; via integrated PROFINET interface or CP 443-1 and 
  Number of connections, max. 
118 
  Data length, max. 
32 KB; 1452 bytes via CP 443-1 Adv. 
Yes; via integrated PROFINET interface and loadable FBs 
  Number of connections, max. 
118 
  Data length, max. 
1472 bytes 
Number of stations that can be logged on for message 
functions, max. 
119; max. 119 with Alarm_S and Alarm_D (OPs); max 12 wit 
Alarm_8 and Alarm_P (e.g., WinCC) 
  Number of instances for Alarm_8 and S7 communication 
blocks, max. 
10000 
  Pre-assigned, max. 
10000 
Test and commissioning functions 
  Inputs/outputs, bit memory, DB, I/O inputs/outputs, timers, 
  70 
Emission of radio interference according to EN 55 011 
Limit class A, for use in industrial areas 
Limit class B, for use in residential areas 
User program/password security 
Yes; using S7-Block Privacy