User`s manual

Diagnosis and Troubleshooting 10-9
December 2003
Fluid Problems (cont.)
4. THE FLUID SOUND SPEED MUST NOT VARY
EXCESSIVELY. The TransPort will tolerate relatively wide,
but slow, changes in fluid sound speed due to changes in fluid
composition and temperature. However, if you are measuring
a fluid that is considerably different from the fluid
programmed into the TransPort, you may have to adjust the
meter for the new fluid. Refer to Chapter 3, page 3-10,
Entering Pipe Parameters.