User`s guide

User's Guide _______________________________________________________________________
146 __________________________________________________________________ M210733EN-G
Table 30 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.
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.
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 Figure
58 on page 116 and Figure 30 on page 53.
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.
E28 … E29
Unknown/incompatible module
installed in add-on module slot
1(or 2)
Ensure that the module is compatible with
the MMT330.
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.