Vaisala HMT360Series Guía de usuario descargar pdf (Pagina 47)

Chapter 4 ________________________________________________________________ Operation

VAISALA_______________________________________________________________________ 45

DIP Switch Functions

The table below is also printed on the protection board:

0505-285

Figure 23 DIP Switch Functions

1: Analog output test on/off

If you turn the switch to on position (up), you can force the outputs to states

4 mA, 12 mA and 20 mA by pressing buttons Up and Dn on the cover.

Outputs return to normal mode when switch is turned down.

2: Calibration Disabled/Enabled

The EEPROMs are write protected. If this switch is in the disabled position

(down), it does not allow any calibrations or scalings.

3 and 4: Calibration rh, t, analog

With these combinations you can perform relative humidity, temperature

or analog output calibrations with a multimeter or with the transmitter

display unit. Turn the DIP switches to the desired position according to the

table printed on the protective cover.

5: Output quantities

Determines whether the output units are metric (down) on non-metric.

NOTE

Keep this switch always in the disabled position during normal use of the

transmitter.

1 2 ... 42 43 44 45 46 47 48 49 50 51 52 ... 96 97

Sin comentarios

Vaisala HMT360Series Guía de usuario Pagina 47