ITU‐T's Technical Reports and Specifications 623 Table 3 – Guidance on use of RF warnings signs (Adapted from (C95.7‐2005) and (C95.2‐1999)) Sign Guidance on use Example ‐ Australia Example ‐ USA Notice Used to alert persons to the potential of exposures exceeding the reference levels for the public. Note: In some countries, these signs are called Notices or Caution Signs Caution Used to alert persons to the possibility of exposures exceeding the reference levels for workers. Note: In some countries, these signs are called Caution Signs or Warning Signs Warning Used to advise persons of potential exposures that may exceed the reference levels for workers by a factor of 10 (the safety factor in the (ICNIRP, 1998) guidelines. Note: Not used in all countries. Not used in Australia Danger Normally only used for situations in which immediate and serious injury will occur such as in the case of RF burns and/or RF electrical shocks. Other signage, such as advertising, should not generally be attached to wireless network antennas unless it is part of the integration of the antennas with the visual environment (see section 9.6). Other general requirements for signage can be found in the European Directives 2013/35/EU and 92/58/EEC. Do not alter Staff in Hazard Area Attached By:Date / /RAD HAZ 93/2A