Panametrics CTF878, Руководство для стартапов

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Chapter 3.
50 Model CTF878 Startup Guide
Parameters for Typical Transducers
If a typical transducer has been selected, the user must:
1. Enter the transducer wedge temperature (Wedge Temp) text box and press [
ENTER
].
2. Type in the value (provided by the factory) and press [
ENTER
].
3. Proceed to Entry Confirmation on page 51.
Parameters for Special Transducers
Note: Panametrics Sensing will supply the information required below with a special transducer / receiver option.
The user must enter the appropriate transducer / receiver operating frequency range.
IMPORTANT: The CTF878 flowmeter and the transducers MUST have the same fixed frequency band of operation
defined by the customer's application. The up and down frequencies selected in the Programming
Menu MUST correspond to those of the installed Frequency Board. The frequency printed on the
transducers represents a frequency band of operation and does not always match the up or down
frequencies.
1. From the Transducer prompt, press the [

] key to reach the Frequency Up (
Frq Up
) prompt, and press [ENTER] .
2. A drop-down list of thirty-six frequencies opens, ranging from 0.222 to 8.00 MHz. Scroll to the correct frequency,
and press [ENTER] .
3. Repeat the same selection process for the Frequency Down
(
Frq Dn
) prompt.
Next, you must enter the transducer wedge angle (Wedge Ang) and wedge soundspeed (Wedge SS).
4. Scroll to the appropriate text box and press [
ENTER
].
5. Type in the value (provided by the factory).
Note: If you enter an incorrect numeric value, press the [

]
key to erase the last digit entered.
6. Once the value has been entered, press [
ENTER
] and proceed to Entry Confirmation on page 51.