GE UTX878 Ultrasonic, Руководство пользователя

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Configuring Meter Data 4-3
March 2004
Entering Base and Span
Values
1. In the Loop option, press [
T
] and [ENT] to enter the Base option.
2. The Base window opens. Use the arrow keys to enter the desired
base (4 mA) value for the analog output, and press [ENT].
3. The UTX878 returns to the Loop menu. Press [
T
] and [ENT] to
enter the Span option.
4. The Span window opens. Use the arrow keys to enter the desired
span (20 mA) value for the analog output, and press [ENT].
Entering Error Handling
1. The UTX878 returns to the Loop option. Press [
T
] and [ENT] to
enter the Error Level option.
2. The screen displays a list of error options as defined in Table 4-1
below and Table 4-2 on the next page. Scroll to the desired option
and press [ENT].
•
If you select Force Value (as shown in Table 4-1 above), the
meter asks for a specific value. Use the arrow keys to enter the
desired value, and press [ENT].
Table 4-1: Error Options and Responses
for a 1-Channel/Path Meter
Option Output Response Totalizer Response
Hold Value Holds the last “good”
reading. Holds the last “good”
reading and continues to
totalize, based on that
reading.
Force HI
(20 mA)
Forces the outputs to the
high set point.
Stops totalizing.
Force LO (4
mA)
Forces the outputs to the
low set point.
Stops totalizing.
Force HH
(22 mA)
Forces the outputs
≈
10%
above the high set point.
Stops totalizing.
Force LL
(3.8 mA)
Forces the outputs
≈
10%
below the low set point.
Stops totalizing.
Force Value Forces the outputs to a
preprogrammed value.
Stops totalizing.