Vaisala HMP243 Guia do Utilizador descarregar pdf (Página 3)

HMP240 series

M210300en User's guide

Contents

1. PRODUCT DESCRIPTION..........................................................................................5

2. ADVANTAGES OF A WARMED SENSOR HEAD........................................................7

3. INSTALLATION ..........................................................................................................8

3.1 Selecting the place of installation.................................................................8

3.2 Mounting ........................................................................................................9

3.2.1 Mounting the HMP243.......................................................................9

3.2.2 Mounting the HMP247.....................................................................11

3.3 Grounding ....................................................................................................13

3.4 Electrical connections .................................................................................15

3.4.1 Connection to a 24 VAC supply.......................................................16

4. COMMISSIONING.....................................................................................................17

4.1 Changing the parameters ............................................................................17

4.2 Security lock jumper....................................................................................17

4.3 Selecting the analogue outputs ..................................................................18

4.4 Connecting the RS 232C serial bus.............................................................20

4.4.1 Reverting to factory settings of the serial port..................................22

5. COMMANDS.............................................................................................................24

5.1 Commands and security lock jumper .........................................................24

5.2 LED commands ............................................................................................25

5.3 Display/keypad commands..........................................................................26

5.3.1 Display mode ..................................................................................26

5.3.2 Command mode .............................................................................26

5.3.3 Entering numbers............................................................................26

5.3.4 Analogue output commands............................................................27

5.3.4.1 Selecting the output (mA/V) ............................................................27

5.3.4.2 Selecting and scaling the analogue output quantities ......................28

5.3.5 Output via the serial bus .................................................................29

5.3.5.1 Turning the serial interface echo ON/OFF.......................................29

5.3.5.2 Serial bus settings...........................................................................29

5.3.5.3 Setting the transmitter address .......................................................30

5.3.5.4 Selecting the output units................................................................31

5.3.5.5 Selecting the calculation mode........................................................31

5.3.6 Output modes .................................................................................31

5.3.6.1 Setting the serial interface operation mode .....................................32

5.3.7 Others.............................................................................................33

5.3.7.1 Setting the averaging time...............................................................33

5.3.7.2 Setting the pressure for mixing ratio and wet bulb

calculations .................................................................................33

5.3.7.3 Setting the date...............................................................................34

5.3.7.4 Setting the time...............................................................................34

5.3.7.5 Heat on / heat off command............................................................35

5.4 Serial commands..........................................................................................35

5.4.1 Analogue output commands............................................................35

5.4.1.1 Setting the analogue outputs...........................................................35

5.4.1.2 Selecting and scaling the analogue output quantities ......................36

5.4.1.3 Scaling the analogue outputs ..........................................................36

1 2 3 4 5 6 7 8 ... 129 130

Comentários a estes Manuais

Sem comentários

Vaisala HMP243 Guia do Utilizador Página 3

Comentários a estes Manuais

Manuais e produtos relacionados com Medição, teste e controlo Vaisala HMP243