Siemens SIMATIC S7-400 Reference Manual page 14

General specifications
1.1 Standards, certificates and approvals
The EC Declaration of Conformity can be downloaded from the Customer Support Internet
pages (keyword "declaration of conformity").
EMC directive
SIMATIC products are designed for industrial applications.
Table 1-1
Area of application
Industry
Low voltage directive
The products in the following table meet the requirements of EU Directive 2014/35/EU "Low
Voltage Directive". Compliance with this EU directive has been checked in accordance with
DIN EN 61131-2 (corresponds to IEC 61131-2).
Table 1-2
Digital input module SM 421;DI 32 x UC 120 V
Digital input module SM 421;DI 16 x UC 120/230 V
Digital output module SM 422;DO 8 x AC 120/230 V/5A
Digital output module SM 422;DO 16 x AC 120/230 V/2A
Relay output module SM 422;DO 16 x UC30/230 V/Rel5A
Digital input module SM 421;DI 16 x UC 120/230 V
The 120/230 VAC fan subassembly
PS 407 4A
PS 407 10A
PS 407 20A
PS 407 10A R
Note
In the new releases, some of the devices listed above fulfill the requirements of the explosion
protection guidelines instead of those of the low-voltage directive. Please note the information
on the type plate.
14
Use in industry
Noise emission requirements
EN 61000-6-4: 2001 + A1:2011
Products that fulfill the requirements of the low-voltage directive
Name
Noise immunity requirements
EN 61000-6-2: 2005
6ES7 421-1EL00-0AA0
6ES7 421-1FH00-0AA0
6ES7 422-1FF00-0AA0
6ES7 422-1FH00-0AB0
6ES7 422-1HH00-0AA0
6ES7421-1FH20-0AA0
6ES7 408-1TB00-0XA0
6ES7 407-0DA01-0AA0
6ES7 407-0DA02-0AA0
6ES7 407-0KA01-0AA0
6ES7 407-0KA02-0AA0
6ES7 407-0RA01-0AA0
6ES7 407-0RA02-0AA0
6ES7 407-0KR00-0AA0
6ES7 407-0KR02-0AA0
S7-400 Automation System Module Data
Reference Manual, Ausgabe 11/2016, A5E00850736-08
Order number