MP2000 AIR CONDITIONERS

Sistema di controllo a microprocessore per condizionatori d'aria • Air conditioners microprocessor control system

AL22 - Sonde Temperatura Guaste

 

AL 22 – Failure of the Temperature Probes

L’allarme interviene quando il valore rilevato da una qual-

The alarm is activated when the value measured by any

siasi sonda di temperatura è al di fuori del campo di misura

temperature probe is out of range (-30/+85°C), with a fixed

da –30/+85°C, con un ritardo di intervento di 60 secondi (20

delay of activation of 60 seconds (20 seconds for the air

secondi per le sonde mandata aria e uscita acqua evapo-

delivery probes and the evaporator water outlet probes).

ratore).

 

Automatic reset.

Ripristino automatico.

 

The following signalling is displayed on the terminal:

Sul terminale viene visualizzata la seguente segnalazione

(press the Alarm key):

(premendo il tasto Alarm):

 

 

 

 

 

 

 

 

 

 

 

AL 22

 

 

 

 

 

 

Probe Fail Temp.

 

 

 

Room

: Y

Sup. Air. : —

 

 

Out. W. : N

In. W.

: N

 

 

 

 

 

 

 

oppure:

 

or:

 

 

 

 

 

 

 

 

 

AL 22

 

 

 

 

 

 

Probe Fail Temp.

 

 

 

Room

: Y

Sup. Air. 1: —

 

 

Sup. Air. 2: — Ext. Air

: N

 

 

 

 

 

 

 

YIndica che la/le relativa sonda è guasta. N Indica che la relativa sonda non è guasta.

— Indica che la relativa sonda non è stata configurata.

•Scheda Board A ingresso analogico B 1. Segnalazione: "Probe Fail Temperature / Room = Y" Vengono fermati tutti i componenti della macchina tran- ne il ventilatore principale.

•Scheda Board A ingresso analogico B 2 (Con Probe Supply air temperature = Y).

Segnalazione: "Probe Fail Temperature / Sup. air 1 = Y" Non viene rilevato l’allarme "AL 36 Termostato Limite"

•Scheda Board A ingresso analogico B 3 (Con Probe Supply air temperature = Y e configurazione 2 Compres- sori con 2 Circuiti).

Segnalazione: "Probe Fail Temperature / Sup. air 2 = Y" Non viene rilevato l’allarme "AL 36 Termostato Limite"

•Scheda Board A ingresso analogico B 3 (Con Probe outlet water temperature = Y).

Segnalazione: "Probe Fail Temperature / Out. W = Y"

•Scheda Board A ingresso analogico B 4 (Con Probe External air temperature = Y).

Segnalazione: "Probe Fail Temperature / Ext. Air = Y"

•Scheda Board A ingresso analogico B 4 (Con Probe Inlet water temperature = Y).

Segnalazione: "Probe Fail Temperature / In. W. = Y"

AL23 - Sonda Pressione Guasta

Scheda Board A ingresso analogico B6 (con "Pressure Probe present = Y", configurazione 1-2 compressori con 1 circuito)

Scheda Board B ingresso analogico B6 (con "Pressure Probe present = Y", configurazione 2 compressori con 2 circuiti)

L’allarme interviene quando il valore rilevato dalla sonda di pressione (Hi press. 1/2 o Lo press. 1/2) è al di fuori del

Y indicates that the relative probe(s) is/are faulty

N indicates that the relative probe(s) is/are not faulty.

–indicates that the relative probe has not been configured.

•Board A, analog input B1

Signalling: "Probe Fail Temperature/Room = Y"

All the machine’s components are stopped, except for the main fan.

•Board A, analog input B2 (with Probe Supply air tempera- ture = Y)

Signalling: "Probe Fail Temperature/Sup. air 1 = Y" The "AL36 Thermostat Limit" alarm is not detected.

•Board A, analog input B3 (with Probe Supply air tempera- ture = Y and configuration with 2 Compressors and 2 Circuits)

Signalling: "Probe Fail Temperature/Sup. air 2 = Y" The "AL36 Thermostat Limit" alarm is not detected.

•Board A, analog input B3 (with Probe outlet water tem- perature = Y)

Signalling: "Probe Fail Temperature/Out.W = Y"

•Board A, analog input B4 (with Probe External air tem- perature = Y)

Signalling: "Probe Fail Temperature/Ext. air = Y"

•Board A, analog input B4 (with Probe Inlet water tem- perature = Y)

Signalling: "Probe Fail Temperature/In. W = Y"

AL 23 – Faulty Pressure Probe

Board A, analog input B6 (with "Pressure Probe present = Y"; configuration: 1-2 compressor(s) with 1 circuit). Board B, analog input B6 (with "Pressure Probe present = Y"; configuration: 2 compressors with 2 circuits).

The alarm is activated when the value measured by the pressure probe (Hi press. 1/2 or Lo press. 1/2) is out of

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Dell MP2000 manual AL22 Sonde Temperatura Guaste, AL 22 Failure of the Temperature Probes, AL23 Sonda Pressione Guasta
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