DAVIS Health EnviroMonitor User Manual Page 1

H EALTH E NVIRO M ONITOR ™ C ONSOLE U SER ’ S M ANUAL Product # 7470 & 7475

Using the Health EMPage 18 Health EnviroMonitor Manual Viewing Apparent Temperature 1. To display the current outside T-H index, press HEAT STRESS. T

Apparent Temperature (Heat Stress)Health EnviroMonitor Manual Page 19 5. Continuing to press HEAT STRESS will cycle through the apparent temperature

Using the Health EMPage 20 Health EnviroMonitor Manual UV R ADIATION The Health EM displays the current UV radiation intensity, “daily” UV radia-tion

UV RadiationHealth EnviroMonitor Manual Page 21 3. To display the accumulated UV radiation dose during the “period,” press UV again. The accumulated

Using the Health EMPage 22 Health EnviroMonitor Manual 6. To display the status of the AutoClear function for high UV radiation intensity and high da

UV RadiationHealth EnviroMonitor Manual Page 23 Selecting Radiation Intensity Scale To select the desired UV radiation intensity scale, simply press

Using the Health EMPage 24 Health EnviroMonitor Manual Clearing Period Information/Starting a New Period Beginning a new period clears all data from

Wind ChillHealth EnviroMonitor Manual Page 25 W IND C HILL The Health EM displays the wind chill as well as the low wind chill along with the time

Using the Health EMPage 26 Health EnviroMonitor ManualLow Wind ChillThe Health EM displays the low wind chill along with the time at which it occurred

Outside and Inside TemperatureHealth EnviroMonitor Manual Page 274. Continuing to press TEMP will cycle through the outside and inside temperature di

Page i Health EnviroMonitor Manual T ABLE OF C ONTENTS I NTRODUCTION TO THE H EALTH E NVIRO M ONITOR . . . . .1 O PTIONAL S ENSORS . . .

Using the Health EMPage 28 Health EnviroMonitor ManualWINDYou may select to display current wind speed and current wind direction (in degrees) on the

Solar RadiationHealth EnviroMonitor Manual Page 29Selecting Units of MeasureTo select the desired unit of measure, simply press UNITS while viewing t

Using the Health EMPage 30 Health EnviroMonitor Manual2. To display the status of the AutoClear function for the high solar radiation intensity, press

Barometric PressureHealth EnviroMonitor Manual Page 31• Rising Barometric PressureIf barometric pressure rose by .02 inches of Hg (1.5 mm or .7 hPa)

Using the Health EMPage 32 Health EnviroMonitor ManualSelecting Units of MeasureTo select the desired unit of measure, simply press UNITS while viewin

RainfallHealth EnviroMonitor Manual Page 33AlarmsYou may set a special barometric pressure alarm which will alert you to changes in the barometric pr

Using the Health EMPage 34 Health EnviroMonitor Manual3. To display the status of the AutoClear function for daily rainfall and for the high rate of r

Relative HumidityHealth EnviroMonitor Manual Page 35High Rate of RainfallThe Health EM displays the high rate of rainfall along with the time at whic

Using the Health EMPage 36 Health EnviroMonitor Manual2. To display the current inside humidity, press HUM again.The current inside humidity appears o

TimeHealth EnviroMonitor Manual Page 37Selecting Units of MeasureTo select the desired unit of measure for dew-point, simply press UNITS while viewin

Health EnviroMonitor Manual Page 1 Chapter 1 I NTRODUCTION TO THE H EALTH E NVIRO M ONITOR For use by individuals, radio and TV stations, park

Using the Health EMPage 38 Health EnviroMonitor Manual2. To display the current date, press TIME again.The current date appears on the right of the di

TimeHealth EnviroMonitor Manual Page 39Selecting Display FormatTo select the desired display format, simply press UNITS while viewing either the time

Using the Health EMPage 40 Health EnviroMonitor Manual3. Press TIME to exit.The Health EM saves the AutoClear time. At the set time each day, the Heal

Highs and LowsHealth EnviroMonitor Manual Page 413. To view the time at which the high/low occurred, watch the display without pressing a key.After a

Using the Health EMPage 42 Health EnviroMonitor ManualALARMSAll alarms (except barometric pressure, dew-point, and time) behave in basi-cally the same

AlarmsHealth EnviroMonitor Manual Page 433. To display the low alarm threshold for a weather condition with two alarms press ALARM again.The threshol

Using the Health EMPage 44 Health EnviroMonitor Manual4. Use ENTER to set the alarm to 32˚F.LOW OUTSIDE TEMPERATURE ALARM THRESHOLD (32˚F)5. Press TEM

AlarmsHealth EnviroMonitor Manual Page 453. Press ENTER to activate the alarm.There is only one threshold for the dew-point alarm (2˚F/1˚C) which wil

Using the Health EMPage 46 Health EnviroMonitor Manual4. Press any function key to exit.Each alarm threshold is independent of every other. For instan

Calibration NumbersHealth EnviroMonitor Manual Page 47To Use General Clear Feature1. Press a function key to display any condition other than “daily”

Health EnviroMonitor Manual Page 5 Chapter 2 H EALTH E NVIRO M ONITOR O VERVIEWT HE K EYBOARD The Health EM’s keyboard contains two different typ

Using the Health EMPage 48 Health EnviroMonitor ManualWind SpeedYou may change the wind CAL to adjust the wind speed readings according to the equatio

Calibration NumbersHealth EnviroMonitor Manual Page 49Changing Calibration Numbers1. Press the appropriate function key as necessary to display the r

Using the Health EMPage 50 Health EnviroMonitor ManualDISPLAY SCANThe Health EM comes with two pre-programmed scan routines which continu-ously cycle

Primary Power and Battery Backup IndicatorsHealth EnviroMonitor Manual Page 51Flashing of the BATT indicator indicates that the backup battery is low

Using the Health EMPage 52 Health EnviroMonitor Manual

Health EnviroMonitor OverviewPage 6 Health EnviroMonitor Manual W EATHER C ONDITIONS M EASURED /C ALCULATED This section outlines each of the weath

Weather Conditions Measured/CalculatedHealth EnviroMonitor Manual Page 7 • Current Outside T-H Index (Alarm: Max)• Current Outside T-H-S-W Index (Al

Health EnviroMonitor OverviewPage 8 Health EnviroMonitor Manual The second scale is the UV Index, which assigns a number between 1 and 16 to the curr

Weather Conditions Measured/CalculatedHealth EnviroMonitor Manual Page 9 • “Daily” High and Low Inside Temperature with time of occurrence (AutoClea

Health EnviroMonitor OverviewPage 10 Health EnviroMonitor Manual Rainfall The Health EM provides two separate registers for tracking rainfall totals.

Health EnviroMonitor Manual Page 15 Chapter 3 U SING THE H EALTH EM U SING THE E NTER K EY The ENTER key is used to enter or change data (su

AutoClearHealth EnviroMonitor Manual Page 11 • Relative Inside Humidity (Alarm: High/Low)• Current Dew-Point (Alarm: when temperature is within 2˚F

Health EnviroMonitor OverviewPage 12 Health EnviroMonitor Manual H IGHS AND L OWS The Health EM records highs and lows for many weather conditions

AlarmsHealth EnviroMonitor Manual Page 13 The three special alarms are described below: • Barometric Pressure The barometric pressure alarm alerts y

Health EnviroMonitor OverviewPage 14 Health EnviroMonitor Manual

Introduction to the Health EnviroMonitorPage 2 Health EnviroMonitor Manual • External Temperature Sensor Enables you to measure and display outside t

Optional AccessoriesHealth EnviroMonitor Manual Page 3 • Sensor Mounting Arm A single-location mounting option. The Sensor Mounting Arm includes pro

Introduction to the Health EnviroMonitorPage 4 Health EnviroMonitor Manual

Table of Contents Page ii W IND C HILL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Viewing Wind Chill. . . . .

Page iii Health EnviroMonitor Manual Selecting Display Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39Entering T

Table of Contents Page iv

Health EnviroMonitor Manual Page 53

Davis Instruments Part Number: 7395-072Health EnviroMonitor™, Standard and IndustrialRev. B Manual (10/14/99)This product complies with the essential

H EALTH E NVIRO M ONITOR S YSTEM C ONSOLE Q UICK R EFERENCE F UNCTION K EYS The lists below indicate what condition appears when you press each

Using the Health EMPage 16 Health EnviroMonitor Manual • Press and hold Pressing and holding ENTER makes the next digit in the value active and to

Apparent Temperature (Heat Stress)Health EnviroMonitor Manual Page 17 6. Press and hold ENTER down. The “tens” digit will begin to cycle through the