General tools EP8711P Скачать руководство пользователя страница 6

Страница: 6 / 16

Fig. 1. The EP8711P’s controls, indicators
and physical structures

A. Humidity and temperature sensors under

protective cap

B. LCD C.

MODE

button

UNIT

button E. Pocket clip

F. Battery compartment

G. Rubber bushing for inserting probe in

ductwork

Содержание EP8711P

Страница 1: ...6 IN 1 IN DUCT DIGITAL PSYCHROMETER WITH ENTHALPY USER S MANUAL EP8711P Please read this manual carefully and thoroughly before using this product...

Страница 2: ...chasing General Tools Instruments EP8711P 6 in 1 In duct Digital Psychrometer with Enthalpy Please read this user s manual carefully and thoroughly before using the instrument The EP8711P can measure...

Страница 3: ...ration temperature associated with relative humidity RH A high RH value indicates that the dew point is close to the current ambient air temperature At 100 RH the dew point temperature is equal to the...

Страница 4: ...a measure of the amount of energy needed to change the state of a substance from a solid to a liquid or from a liquid to a gas The most common application for the EP8711P s enthalpy calculating algori...

Страница 5: ...er s manual PRODUCT OVERVIEW Figure 1 shows all of the controls indicators and physical structures on the front and back of the EP8711P Figure 2 shows all text and icons that could appear on the unit...

Страница 6: ...s indicators and physical structures A Humidity and temperature sensors under protective cap B LCD C MODE button D UNIT button E Pocket clip F Battery compartment G Rubber bushing for inserting probe...

Страница 7: ...e indicator DEW Dew point mode indicator WET Wet bulb mode indicator MIX Mixing ratio mode indicator ENTH Enthalpy mode indicator GPP Mixing ratio Imperial unit g kg Mixing ratio metric unit kJ kg Ent...

Страница 8: ...battery compartment cover and slide it up until it latches shut OPERATING INSTRUCTIONS Before making any measurements rotate the sensor protection cap Fig 1 Callout A with your thumb and index finger...

Страница 9: ...bsolute humidity of the environment press the MODE button again MIX will replace WET on the bottom line of the LCD To display the enthalpy of the environment press the MODE button again ENTH will repl...

Страница 10: ...e there is no grille or duct nearby consider drilling a temporary hole in the ductwork and inserting the probe through it The black rubber bushing is provided for this purpose It is sized for a 1 in d...

Страница 11: ...RH 3 5 elsewhere RH Measurement Resolution 0 1 Dew Point Temperature Measurement Range 76 to 158 F 60 to 70 C Wet Bulb Temperature Measurement Range 49 to 158 F 45 to 70 C Mixing Ratio Range 0 to 999...

Страница 12: ...ure sensors after each measurement session rotate the sensor protection cap to close its three vents Do not operate the EP8711P in the presence of a flammable or explosive gas or near an arc welder or...

Страница 13: ...re encouraged to register your product online General will extend your warranty an additional 60 days if you register at www generaltools com ProductRegistry This warranty does not apply to damages th...

Страница 14: ...ty RETURN FOR REPAIR POLICY Every effort has been made to provide you with a reliable product of superior quality However in the event your instrument requires repair please contact our Customer Servi...

Страница 15: ...__ ________________________________ ________________________________ ________________________________ ________________________________ ________________________________ ________________________________...

Страница 16: ...431 6100 FAX 212 431 6499 TOLL FREE 800 697 8665 e mail sales generaltools com www generaltools com EP8711P User s Manual Specifications subject to change without notice 2015 GENERAL TOOLS INSTRUMENTS...