SMAR TT400WH, Manual

Page: 33 / 46

Maintenance
3.5
Interchangeability
Calibration data is stored in the FRAM of the main board; hence READING TRIM must be done if main
board or input board has been changed.
NOTE
The input and main boards are matched at the factory to ensure accuracy. If replacement is
necessary, replace the set.
Returning Materials
Should it become necessary to return the transmitter and/or configurator to SMAR, simply contact our
office, informing the defective instrument serial number, and return it to our factory.
To speed up analysis and solution of the problem, the defective item should be returned with the
Service Request Form (SRF – Appendix B) properly filled with a description of the failure observed and
with as much details as possible. Other information concerning to the instrument operation, such as
service and process conditions, is also helpful.
Instruments returned or to be revised outside the warranty term should be accompanied by a purchase
order or a quote request.