Vaisala HMT120 Manual do Utilizador descarregar pdf (Página 12)

User's Guide _______________________________________________________________________

10 ___________________________________________________________________ M211244EN-B

Accessories

The following accessories are optionally available:

- Duct installation kit

- Rain shield with installation kit

- Rain/solar radiation shield installation kit (for pole installation)

- Probe mounting flange

- Probe mounting clamp

- Constant output probe (HMP1100REF, gives constant RH and

T values)

Fixed and Remote Probe Models

The HMT120 is available either with a fixed probe directly attached to

the transmitter housing or a remote probe with different (3/5/10/20 m)

cable lengths. All extension cables can be easily cascaded in order to

obtain longer reach; see Options and Accessories on page 73.

Optional Display

The HMT120 is also available with an optional graphical 128*64 pixel

resolution LCD display. The display shows the measurement results of

selected parameters in selected units (defined at the time of ordering).

The parameters are displayed simultaeously at two separate rows on the

display.

Interchangeable Probe

The HMP110 relative humidity probe used in the HMT120 transmitter is

fully interchangeable. You can easily remove the probe and replace it

with a new one without having to adjust the transmitter. You have the

following options when purchasing a new probe from Vaisala:

- Order a new probe and keep your current one.

- Order a new probe and return the old one to Vaisala (replacement

probe).

NOTE

Only probes that have a compatible digital output (VDIGI mode) can be

used with HMT120 transmitter. Compatible probes have the lette

r "V" as

the first letter in their order code. The order code is written on the probe.

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 86 87

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Vaisala HMT120 Manual do Utilizador Página 12