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Infotype 1403 – Long-Term Average 
This infotype is used for assigning agents to objects (exposure group, position, job, and task). You can edit the following data for an agent:
· Reference value (the absolute reference value measured for the object is transferred from the specification database in the EH&S Basic Data and Tools component)
· Long-term average

For assessment of the long-term average, you can use the following integration function with the component Industrial Hygiene and Safety(EHS-IHS):
You can
transfer ratings that were entered for an agent in Industrial Hygiene and Safety in the
exposure
profile of the
work area using the report program EHS_IHORG_EG_ADJUSTMENT
(Transfer Exposure Profile Ratings to LTA Value of
Infotype 1403) to the long-term average. For more information, see
Transfer of Exposure Profile Ratings to the
Long-Term Average.
· Frequency reference values exceeded
· Frequency trigger levels exceeded
· Source
· Measurement basis

The following data is required to trigger a health surveillance protocol:
· Long-term average
· Frequency reference values exceeded
· Frequency trigger levels exceeded
The other data is purely for informational and documentation purposes.
See also:
Trigger Levels for Health Surveillance Protocols
