Vaisala DRYCAP DMT340 SERIES, User Manual

Page: 157 / 196

Chapter 6 ______________________________________________________________ Maintenance
VAISALA ______________________________________________________________________ 155
Table 31 Error Messages
Error Code Error Message Action
E0 Humidity sensor
measurement malfunction.
E1 Humidity sensor short
circuit
Check the integrity of the humidity probe and the
probe cable. Clean the probe from dirt, water,
ice or other contaminants.
E2 Humidity sensor open
circuit
E3 Temperature sensor open
circuit.
Check the integrity of the humidity probe and the
probe cable.
E4 Temperature sensor short
circuit.
E5 Temperature
measurement malfunction
E6 Temperature sensor
current leak.
Check the integrity of the humidity probe and the
probe cable. Clean the probe 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
E10 Internal EEPROM read
error
E11 Internal EEPROM write
error
Internal transmitter failure. Remove the
transmitter and return the faulty unit to Vaisala
Service.
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
E18 Internal ADC reference
voltage out of range
E19 Internal analog output
reference voltage out of
range
Internal transmitter failure. Remove the
transmitter and return the faulty unit to Vaisala
Service.
E20 … E22 Configuration switches for
analog output 1/2/3 set
incorrectly Check and re-set the switches, see page 58.
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
DMT340.
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.