GHM DeltaOHM HD2301.0, Руководство по эксплуатации

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HD2301
- 8 -
V1.7
•
 : once t he MENU has been opened wit h t he D ATA+ UN I T keys, t he  key will
allow t o increase t he value of t he select ed param et er.
Pressed t oget her wit h t he
ON / OFF
key, during t urn on, t he
Aut oPowerOff
funct ion is
disabled ( see t he descript ion of t he ON/ OFF key) .
The
UN I T key is used for t he follow ing funct ions:
•
UN I T:
by pressing t his key t he unit of m easurem ent of t he m ain input quant it y is
select ed: t he unit of m easurem ent will appear in t he upper par t of t he display; t he
m easured value will be displayed in t he cent ral line. By repeat edly pressing t he
UN I T
key, t he desired unit of m easur em ent can be select ed bet ween t he
follow ing:
1. % RH % of relat ive hum idit y
2. g/ m
3
Gram s of vapour in a cubic m et er of dry air
3. hPA Part ial vapour pressure ( hPa)
4. Td Dew point ( ° C or ° F)
By now pressing UNI T, t he % RH unit of m easurem ent is displayed again in t he
com m ent line and, sim ult aneously, t he unit of t em perat ure m easurem ent blinks.
Use t he

and

arrows, if you w ish t o change t he t em perat ure display from
degrees Celsius ( ° C) t o degrees Fahreneit ( ° F) , or vice- versa. Confirm by pressing
t he UNI T key or wait for t he unit of m easurem ent t o st op blink ing ( about 15
seconds t im eout ) .
•
M EN U:
in t he m enu t wo it em s can be set :
1. Probe t ype
2.
Probe calibration
- t he m enu is opened by pressing sim ult aneously D ATA+ UN I T : t he first it em of t he
inst rum ent program m ing m enu w ill appear;
- use t he

and

arr ows ( respect ively locat ed above t he HOLD and REL keys) t o
m odify t he displayed value;
- press D ATA/ EN TER t o con fir m t he m odificat ion and go ont o t he next it em ;
- press CLR/ ESC t o ca n ce l t he m odificat ion;
- t o e x it t he m enu, press t he UN I T/ M EN U key again.
The " REL" key is used for t he follow ing funct ions:
•
REL: it displays t he difference bet ween t he current value and t hat m easured on
pressing t he key. The " REL" m essage is displayed on t he left . To ret urn t o t he
norm al m easurem ent , press t he key again.
•

:
once t he MENU has been opened wit h t he
D ATA+ UN I T
keys, t he  key will
allow t o decrease t he value of t he select ed param et er.
REL/

k e y
UN I T/ M EN U