The Default Display - GE HygroTrace User Manual

September 2007

The Default Display

Figure 6 on page 11 shows the normal, default display of the
HygroTrace/TFM.
Menu Prompt Area - Titles, prompts, status displayed here.
•
Measurement - 3 ½ digits (0 - 1999). Automatic decimal
•
placement based on range.
Unit Symbol - ppb = Parts Per Billion water by volume.
•
Keypad Lock Indicator - Unlock sequence required to modify
•
settings.
Measurement Progress Bar - HygroTrace takes
•
~2 minutes to acquire data and complete the measurement.
The progress bar gives a visual indication of the measurement
status.
Warning/Error Indicator - In the absence of an error, this
•
region is blank. Errors that effect the quality of the
measurement (e.g. heater failure) are indicated in ALL
CAPITAL letters. Warnings that indicate problems detected
with the measurement are indicated in Mixed Case letters.
Refer to Table 3 below.
Table 3: Warning/Error Messages
No. Label
0 Status OK
3
Sns Ovr Rng
12 Acquiring...
101 HTR FAIL LO ERROR
102 HTR FAIL HI
204 Sns Too Wet
10
Type
---- No Errors detected.
The calculated PPBv value is greater
WARN than the highest calibration point,
and is an extrapolation.
Displayed at startup while the
WARN HygroTrace collects data for the first
measurement.
The heater failed to reach the desired
temperature in the time allotted.
ERROR The heater exceeded 200°C.
The sensor is exposed to excessive
WARN
moisture conditions.
Description
HygroTrace Moisture Transmitter