GE AquaTrans AT600 - Page 68

Chapter 4. Initial Setup and Programming
56 AquaTrans™ AT600 User’s Manual
4.6.2.3 Setting the Frequency
Setting Measurement Type
Setting the Base Value, Full Value, and Frequency
Frequency sends out a continuous square wave, with a frequency
proportional to the measured flow rate. Select
Frequency and press [] to
open the following screen.
Select
Measurement and press [] to open a screen similar to the
following.
In the
Measurement menu, select the type of analog output to be used and
press
[] to return to the previous screen.
The
Base Value is the measurement that corresponds to a 0 Hz pulse. The
Full Value is the measurement value that corresponds to a Full Frequency
pulse. The
Full Frequency is the maximum frequency used for the output
pulse, and it indicates the maximum flow rate measurement. Use the []
or [] arrow keys to select the appropriate option and press
[]. A screen
similar to the following opens.
Note: Use the same steps to program the
Base Value, Full Value and Full
Frequency
.
To change the existing number, press
[] and a screen similar to the
following opens.
Note: The units shown are the units selected in the
Units Setting menu.
Digital Output B
Off
Pulse
Frequency
Alarm
Frequency
Measurement
Base Value
Full Value
Full Frequency
Measurement
Velocity
Act Volumetric
Std Volumetric
Mass
Frequency
Measurement
Base Value
Full Value
Full Frequency
Base Value
Base Value
0.0000 m/s