F3 AIO 8/4 01  2 Safety 
HI 800 161 E Rev. 1.01  Page 9 of 54 
2 Safety 
The following safety information, notes and instructions must be strictly observed. The 
product may only be used if all guidelines and safety instructions are adhered to. 
This product is operated with SELV or PELV. No imminent danger results from the product 
itself. The use in Ex-Zone is permitted if additional measures are taken. 
 
2.1 Intended Use 
HIMatrix components are designed for assembling safety-related controller systems. 
When using the components in the HIMatrix system, comply with the following general 
requirements 
2.1.1 Environmental Requirements 
Requirement type  Range of values 
1)
 
Protection class  Protection class III in accordance with IEC/EN 61131-2 
Ambient temperature  0...+60 °C 
Storage temperature  -40...+85 °C 
Pollution  Pollution degree II in accordance with IEC/EN 61131-2 
Altitude  < 2000 m 
Housing Standard: IP20 
Supply voltage  24 VDC 
1)
  The values specified in the technical data apply and are decisive for devices with 
extended environmental requirements. 
Table 3:  Environmental Requirements 
Exposing the HIMax system to environmental conditions other than those specified in this 
manual can cause the HIMatrix system to malfunction. 
2.1.2  ESD Protective Measures 
Only personnel with knowledge of ESD protective measures may modify or extend the 
system or replace devices. 
 
NOTE
 
 
Device damage due to electrostatic discharge! 
  When performing the work, make sure that the workspace is free of static, and 
wear an ESD wrist strap. 
  If not used, ensure that the device is protected from electrostatic discharge, e.g., 
by storing it in its packaging.