Vaisala MD30 Reference Manual page 8

Reference Guide
Problem
Phone does not upload data to
network.
Phone SD card is empty.
Check the error message for information about the error and follow the relevant instructions.
Table 4 Error messages
Message
1)
Bit
0 Surface temperature sensor error
1 Air temperature error
2 Relative humidity error
3
Window contamination alarm
4 Laser status error
5 Laser heating error
6 Excessive ambient light detected
7 Receiver error
8 Signal level out of range, gain
adjustment limit reached
9 Received signals contain too much
noise
10 Optical measurement data
timeout
11 Low input voltage
12 High input voltage
13 Flash failure status
14 Internal temperature too high
15 Reference status:
0 = OK
1 = Invalid or not set
16 Factory calibration status:
0 = OK
1 = Not calibrated
8
Probable cause
Phone battery level is < 85 % and
phone is not connected to charger.
No network connection.
Data has been uploaded to server.
Probable cause
Cables may be loose,
damaged, or
disconnected.
Mobile sensor window
2)
is heavily
contaminated.
-
Sunlight is reflected
from road surface to
mobile sensor.
−
−
−
−
Incorrect operating
voltage.
-
Mobile sensor
overheated.
−
−
Actions
Connect phone to charger.
Check Internet connection
settings. Check that SIM card is
inserted.
Change location.
−
Actions
Check cables and connectors.
If the problem persists, replace
mobile sensor.
Clean the window.
Restart mobile sensor.
Move vehicle or reposition mobile
sensor.
Restart mobile sensor.
Check installation height and
angle of mobile sensor.
Check that mobile sensor is firmly
attached to vehicle.
Restart mobile sensor.
Check operating voltage.
Restart mobile sensor.
Disconnect mobile sensor from
power supply.
Verify installation with reference
plate and adapt mobile sensor to
road surface types.
Return mobile sensor to Vaisala.
M212309EN-C