Vaisala PTU300 Guia do Utilizador descarregar pdf (Página 99)

Chapter 4 ________________________________________________________________ Operation

VAISALA _______________________________________________________________________ 97

5. Select Quantity and press the CHANGE key.

6. Select the quantity by using the up/down arrow keys. Press the

SELECT key to confirm your selection.

7. Select Scale, lower limit, by pressing the up/down arrow keys.

Press the SET key. Adjust the lower limit value by pressing the

arrow keys up/down/left/right. Press the OK key to confirm

your setting.

8. Select Scale, upper limit by pressing the up/down arrow keys.

Press the SET key. Adjust the upper limit value by pressing the

arrow keys up/down/left/right. Press the OK key to confirm

your setting.

9. Press the EXIT key to return to the basic display.

AMODE/ASEL

Use the serial line to select and scale the analog output quantities.

Connect the transmitter to the PC. Open the terminal connection

between your PC and the transmitter.

1. Check the analog output modes with the AMODE command.

Example:

>amode

Ch1 output : 0...1V

Ch2 output : 0...1V

2. Select and scale the quantities for the analog outputs with the

command ASEL. Note that the optional quantities can be

selected only if they have been selected when ordering the

device.

ASEL [xxx yyy zzz]

where

xxx

= Quantity of channel 1

= Quantity of channel 2

zzz

= Quantity of the optional analog output channel 3

Enter always all the quantities for all outputs. For quantities and their

abbreviations see Table 2, Table 3 and Table 4 on page 15.

1 2 ... 94 95 96 97 98 99 100 101 102 103 104 ... 172 173

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Vaisala PTU300 Guia do Utilizador Página 99