Vaisala HUMICAP MMT330 Guide de l'utilisateur télécharger pdf (Page 148)

User's Guide _______________________________________________________________________

146 __________________________________________________________________ M210733EN-G

Table 30 Error Messages

Error Code

Error Message

Action

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.

Humidity sensor short circuit

Humidity sensor open circuit

Check the integrity of the humidity probe

and the probe cable.

Temperature sensor open

circuit.

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.

Temperature measurement

malfunction

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.

Internal ADC read error

Internal transmitter failure. Remove the

transmitter and return the faulty unit to

Vaisala Service.

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.

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Vaisala HUMICAP MMT330 Guide de l'utilisateur Page 148

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