Page iv STT850 Series HART/DE Option User’s Manual Revision 4.0
Patent Notice
The Honeywell STT850 SmartLine Temperature Transmitter family is covered by one or more of the
following U. S. Patents: 5,485,753; 5,811,690; 6,041,659; 6,055,633; 7,786,878; 8,073,098; and other
patents pending.
Support and Contact Information
For Europe, Asia Pacific, North and South America contact details, see back page or refer to the
appropriate Honeywell Solution Support web site:
Honeywell Corporate www.honeywellprocess.com
Honeywell Process Solutions https://www.honeywellprocess.com/smartline-temperature/
Training Classes http://www.automationccollege.com
Telephone and Email Contacts
1-800-343-0228 Customer Service
1-800-423-9883 Global Technical Support
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