Vaisala PTU300 Guia do Utilizador Página 160

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User's Guide _______________________________________________________________________
158 __________________________________________________________________ M210796EN-G
Table 36 Error Messages
Error Code
Error Message
Action
E0
Humidity sensor measurement
malfunction.
Check the integrity of the humidity probe
and the probe cable. Clean the probe from
dirt, water, ice or other contaminants.
E1
Humidity sensor short circuit
E2
Humidity sensor open circuit
Check the integrity of the humidity probe
and the probe cable.
E3
Temperature sensor open circuit.
E4
Temperature sensor short circuit.
Check the integrity of the humidity probe
and the probe cable. Clean the probe from
dirt water, ice or other contaminants.
E5
Temperature measurement
malfunction
E6
Temperature sensor current leak.
Check the integrity of the humidity probe
and the probe cables. Clean the probes
from dirt, water, ice or other contaminants.
E7
Internal ADC read error
Internal transmitter failure. Remove the
transmitter and return the faulty unit to
Vaisala Service.
E8
Additional temperature sensor
short circuit
Check the integrity of the temperature
probe and the probe cable. Clean the
probe cable from dirt, water, ice or other
contaminants.
E9
Checksum error in the internal
configuration memory
Internal transmitter failure. Remove the
transmitter and return the faulty unit to
Vaisala Service.
E10
Internal EEPROM read error
E11
Internal EEPROM write error
E12 … E13
Add-on module 1 (or 2)
connection failure
Turn off the power and check the module
connection. Turn on the power.
E14
Device internal temperature out of
range
Ensure that the operating temperature is
within the valid range.
E15
Internal RAM memory or software
checksum error
Internal transmitter failure. Remove the
transmitter and return the faulty unit to
Vaisala Service.
E16 … E17
Pressure measurement failure in
add-on module slot 1or 2
Disconnect power and check pressure
module connection.
E18
Internal ADC reference voltage
out of range
Internal transmitter failure. Remove the
transmitter and return the faulty unit to
Vaisala Service.
E19
Internal analog output reference
voltage out of range
E20 … E22
Configuration switches for analog
output 1/2/3 set incorrectly
Check and re-set the switches, see page
55.
E24 … E25
Internal error in add-on module
1 (or 2)
Disconnect the power and check the
module connection.
E26
Communication module installed
in incorrect add-on module slot
Disconnect the power and change the
communication module to another module
slot.
E27
Pressure out of valid range
Check that assumed pressure is within
measurement range for the transmitter.
E28 … E29
Unknown/incompatible module
installed in add-on module slot 1
(or 2)
Ensure that the module is compatible with
the PTU300.
E30
Internal analog voltage out of
range
Internal transmitter failure. Remove the
transmitter and return the faulty unit to
Vaisala Service.
E31
Internal system voltage out of
range
Check that the supply voltage is correct
and the power supply can provide enough
power for the instrument.
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