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Summary of Contents for Davis Instruments Health EnviroMonitor
- Page 1 ’ ONSOLE ANUAL Product # 7470 & 7475...
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Page 2: Table Of Contents
....5 ... . . 6 ) ....17 Health EnviroMonitor Manual... -
Page 3: Introduction To The Health Enviro Monitor
Chapter For use by individuals, radio and TV stations, parks, amusement parks, and resorts, the Health EnviroMonitor (Health EM) monitors the weather condi- tions that may contribute to health hazards: sunburn, skin cancer, heat stress, and hypothermia. This integrated weather station, computer, and data logger... -
Page 4: Health Enviro Monitor Overview
Health EM. The smaller and more rounded keys are operations keys and are used to view or use the various features of the Health EM. Health EnviroMonitor Manual EALTH NVIRO... - Page 5 ENTER will cause the second digit (from the left) to become active, and so on. When you get to the last digit in a value, pressing and releasing ENTER makes the first digit (the leftmost digit) active once again. Health EnviroMonitor Manual SING THE EALTH...
- Page 6 Health EnviroMonitor Manual Page 53...
- Page 7 EALTH NVIRO UNCTION The lists below indicate what condition appears when you press each function key. Each time you press the key, the next item in the list appears. ET (Evapotranspiration) Daily ETo Sum Total ETo for the Period Average Daily ETo for the Period Period Start Date ETo AutoClear Status DEG DAYS (Growing Degree-Days)
- Page 8 24-hour format, the digits cycle from 0 to 23. 4. Release ENTER when the correct entry appears. 5. Press and release ENTER to move to the next digit, the “tens” digit. The “tens” digit begins to flash. Page 16 NTERING THE IGITS Health EnviroMonitor Manual...
- Page 9 Note: In order to get the most accurate solar contribution to T-H-S-W index readings, you must calibrate the Health EM for your latitude and use the Sensor Tilt Bracket. See “Calibration Numbers” starting on page 47 for details on calibrating the Health EM for your latitude. Health EnviroMonitor Manual “T ” D...
- Page 10 T-H-S-W index, and inside T-H index. These functions are “linked” and AutoClear for them must be either enabled or disabled together. Page 18 T-H I URRENT UTSIDE NDEX T-H-S-W I URRENT NDEX T-H I URRENT NSIDE NDEX Health EnviroMonitor Manual...
- Page 11 Lows” starting on page 40. Alarms You may set a high alarm for outside T-H index, outside T-H-S-W index, and for inside T-H index. (See “Alarms” on page 42.) Health EnviroMonitor Manual AMPLE NITS OF EASURE Apparent Temperature (Heat Stress)
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Page 12: Uv Radiation
Daily UV dose represents the UV dose since the last time you (or AutoClear) cleared the daily UV dose register. For instructions on clearing daily UV dose, see “Clearing Daily and Total UV Dose” on page 23. Page 20 UV R URRENT ADIATION NTENSITY “D ” UV R AILY ADIATION Health EnviroMonitor Manual... - Page 13 UV again. The day on which the current period started appears on the right of the dis- play. The number of days in the current period appears on the left of the dis- play. Health EnviroMonitor Manual UV R CCUMULATED ADIATION...
- Page 14 UV intensity and dose on various skin types. Page 22 ISTORY OF UNBURNING AND ANNING ACTOR ANGE 1.2 to 1.4 0.9 to 1.1 0.7 or 0.8 0.5 or 0.6 0.4 or 0.5 0.3 or 0.4 Health EnviroMonitor Manual...
- Page 15 24 for information on the period. 1. Press UV as necessary to display either daily or total UV dose. 2. Press and hold down CLEAR until the UV dose total resets to zero. Health EnviroMonitor Manual UV I S AND...
- Page 16 UV period totals and begun a new UV period. Alarms You may set a high alarm for current UV radiation intensity and “daily” UV radiation dose. (See “Alarms” on page 42.) Page 24 ISPLAY OGGLE URING ERIOD LEAR Health EnviroMonitor Manual...
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Page 17: Wind Chill
(except Autoclear). As you press UNITS, the Health EM alternates between ˚F and ˚C. All temperature information (including apparent temperature, temperature, and dew-point) will appear in the units of measure you select. Health EnviroMonitor Manual URRENT HILL AMPLE... -
Page 18: Low Wind Chill
Note: You cannot enable/disable the AutoClear function separately for outside and inside temperature. These two functions are “linked” and AutoClear for them must be either enabled or disabled together. Page 26 EMPERATURE URRENT UTSIDE EMPERATURE URRENT NSIDE EMPERATURE Health EnviroMonitor Manual... -
Page 19: Outside And Inside Temperature
“Highs and Lows” starting on page 40. Alarms You may set a high and a low alarm for outside and inside temperature. (See “Alarms” on page 42.) Health EnviroMonitor Manual AMPLE NITS OF EASURE Outside and Inside Temperature... -
Page 20: Wind
If the AutoClear function is disabled, the word O F F appears on the right of the display. (See “Enabling/Disabling AutoClear” on page 46 for instructions.) 4. Continuing to press WIND will cycle through the wind displays in a continuous loop. Page 28 URRENT PEED IRECTION Health EnviroMonitor Manual... -
Page 21: Solar Radiation
Watts per square meter (W/m Viewing Solar Radiation 1. To display the current solar radiation intensity, press SUN. The current solar radiation intensity appears on the right of the display. Health EnviroMonitor Manual AMPLE NITS OF EASURE... -
Page 22: Barometric Pressure
15 minutes. • Steady Barometric Pressure If barometric pressure changed by less than .02 inches of Hg (1.5 mm or .7 hPa) over the past hour, the steady barometric pressure indicator appears. Page 30 TEADY AROMETRIC RESSURE NDICATOR Health EnviroMonitor Manual... -
Page 23: Viewing Barometric Pressure
If barometric pressure fell by .02 inches of Hg (1.5 mm or .7 hPa) or more over the past hour, the falling barometric pressure indicator appears. Viewing Barometric Pressure 1. To display current barometric pressure, press BAR. The current barometric pressure appears on the right of the display. Health EnviroMonitor Manual ISING AROMETRIC RESSURE ALLING... -
Page 24: Selecting Units Of Measure
See “Using the Enter Key” on page 15 for instructions on using ENTER. 5. When finished setting the barometric pressure, press any function key to exit. The Health EM saves the barometric pressure reading. Page 32 AMPLE NITS OF EASURE Health EnviroMonitor Manual... -
Page 25: Rainfall
The total rainfall appears on the right of the display. Total rainfall represents the amount of rainfall since the last time you cleared the total rainfall register. For instructions on clearing total rainfall, see “Clearing Daily and Total Rainfall” on page 35. Health EnviroMonitor Manual AILY AINFALL OTAL... -
Page 26: Selecting Units Of Measure
3. When finished entering the total rainfall amount, press RAIN. The Health EM saves the total rainfall amount. The system will add any fur- ther rainfall to this total, until you clear total rainfall. Page 34 AMPLE NITS OF EASURE Health EnviroMonitor Manual... -
Page 27: High Rate Of Rainfall
You may display dew- point in either ˚F or ˚C. Viewing Humidity 1. To display the current outside humidity, press HUM. The current outside humidity appears on the right of the display. Health EnviroMonitor Manual OTAL AINFALL LEARED URRENT... - Page 28 These functions are “linked” and AutoClear for them must be either enabled or disabled together. 5. Continuing to press HUM will alternate between the humidity and dew-point displays. Page 36 URRENT NSIDE UMIDITY URRENT OINT Health EnviroMonitor Manual...
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Page 29: Time
Health EM to perform the Auto- Clear each day. Displaying Time Functions 1. To display the current time, press TIME. The current time appears on the right of the display. Health EnviroMonitor Manual AMPLE NITS OF EASURE Time... -
Page 30: Auto Clear
The time at which the Health EM executes the AutoClear function each day appears on the right of the display. 5. Continuing to press TIME will cycle through the time displays in a continuous loop. Page 38 IME OF LEAR Health EnviroMonitor Manual... -
Page 31: Selecting Display Format
2. Use ENTER to set the time at which you wish to have the AutoClear values cleared (see “AutoClear” on page 12). If using the 12-hour format, make sure you correctly set the time to AM or PM, as desired. Health EnviroMonitor Manual AMPLE ISPLAY ORMATS... -
Page 32: Ighs And Ows
1. Press the appropriate key as necessary to display the desired weather condition. 2. To view the high/low, press Recall. The high/low reading appears on the right of the display. (If a function stores/displays both a high and a low, the high reading appears first.) Page 40 AMPLE ISPLAYS Health EnviroMonitor Manual... -
Page 33: Clearing Highs And Lows
4. Press any function key to exit. Each high/low is independent of every other. For instance, clearing the high air temperature does not clear the low air temperature. You must clear each individually. Health EnviroMonitor Manual Highs and Lows Page 41... -
Page 34: Alarms
If the selected weather condition has only one alarm, the alarm threshold for that weather condition appears. If the weather condition has two alarms, the threshold for the high alarm appears first. Page 42 AMPLE LARM ISPLAYS Health EnviroMonitor Manual... -
Page 35: Alarms
1. Press TEMP as necessary to display outside temperature. 2. Press UNITS as necessary to select ˚F. 3. Press ALARM twice to display the low alarm threshold. The high alarm threshold appears first, then the low alarm threshold. UTSIDE Health EnviroMonitor Manual UTSIDE EMPERATURE EMPERATURE LARM... -
Page 36: Setting The Barometric Pressure Alarm
2˚F of the dew- point. 1. Press HUM as necessary to display the current dew-point. 2. Press ALARM to display the dew-point alarm threshold. Page 44 UTSIDE EMPERATURE LARM (1.5 RESSURE LARM (32˚F) HRESHOLD Health EnviroMonitor Manual... -
Page 37: To Silence An Alarm
2. Press ALARM as necessary to display the desired alarm threshold (high or low) for that function. 3. Press and hold down CLEAR until a series of dashes replaces the alarm threshold on the display. Dashes in an alarm display indicate the alarm is not active. Health EnviroMonitor Manual (2˚F) OINT LARM LARM... -
Page 38: Enabling /Disabling Auto Clear
The following registers are NOT cleared by the general clear feature: • “Daily” UV Radiation Dose • Accumulated UV Radiation Dose • “Daily” Rainfall • Total Rainfall • High Rate of Rainfall Page 46 LEAR YPICAL LEAR TATUS LEAR Health EnviroMonitor Manual... -
Page 39: To Use General Clear Feature
Note that there is a CAL numbers for outside humid- ity only. If you change CAL for humidity, any calculated data which uses humidity (T-H index, for example) will also be affected. Calibrated Humidity = Humidity + CAL Default CAL = 0%. Health EnviroMonitor Manual Calibration Numbers Page 47... -
Page 40: Wind Speed
Health EM will accurately convert rainfall amounts from inches to millimeters (and vice versa). Page 48 ISPLAY NITS Inches Millimeters Inches Millimeters Inches Millimeters Inches Millimeters AINFALL 100 (default) N/A (See note below table.) N/A (See note below table.) N/A (See note below table.) Health EnviroMonitor Manual... -
Page 41: Changing Calibration Numbers
4. Reattach the power adapter and insert the battery. The unit will start up again and all CAL numbers will be reset to their default values. 5. Re-enter the total rainfall, barometric pressure, and all alarm settings. Health EnviroMonitor Manual Calibration Numbers Page 49... -
Page 42: Display Scan
If you see this indicator, check the connection of the pri- mary power from the POWER jack all the way to the power source. Page 50 ATTERY ACKUP POWER I NDICATOR NDICATORS Health EnviroMonitor Manual... - Page 43 Flashing of the BATT indicator indicates that the backup battery is low on power. You should replace the battery when you see this indicator, or the backup battery may not last through an unexpected power outage and data will be lost. BATT I NDICATOR Health EnviroMonitor Manual Page 51...
- Page 44 Using the Health EM Page 52 Health EnviroMonitor Manual...
- Page 45 Health EnviroMonitor Overview EATHER ONDITIONS This section outlines each of the weather conditions measured/calculated by the Health EM. Each section includes a brief discussion of the weather condi- tion and a listing of the various ways in which the unit displays or stores that condition.
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Page 46: Uv Radiation
60 by the MEDs per hour. Of course, different skin types burn at different rates, a fact which is accounted for by the use of skin factors, which are explained in “Setting Skin Factor” on page 22. Health EnviroMonitor Manual Weather Conditions Measured/Calculated Page 7... - Page 47 Health EnviroMonitor Overview The second scale is the UV Index, which assigns a number between 1 and 16 to the current UV intensity. The lower the number, the lower the danger of sun- burn. The following exposure categories have been assigned to the various...
- Page 48 In general, rising pressure indicates improving weather conditions while falling pressure indicates deteriorating weather conditions. • Current Barometric Pressure (Alarm: rate of change) • Trend of Barometric Pressure (rising, falling, steady) over previous one hour Health EnviroMonitor Manual Weather Conditions Measured/Calculated Page 9...
- Page 49 Health EnviroMonitor Overview Rainfall The Health EM provides two separate registers for tracking rainfall totals. One is referred to as “daily” rainfall and the other is referred to as “total” rainfall. In truth, these registers can be used to record rainfall over any period of time you desire.
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Page 50: Auto Clear
• Low Wind Chill • High and Low Outside and Inside Temperature • High Wind Speed • High Solar Energy • “Daily” Rainfall and High Rate of Rainfall • High and Low Outside and Inside Humidity Health EnviroMonitor Manual AutoClear Page 11... -
Page 51: Alarms
Health EnviroMonitor Overview IGHS AND The Health EM records highs and lows for many weather conditions. All highs and lows represent the maximum or minimum reading since the last time you cleared each individual high/low register. If you have enabled AutoClear for a particular high/low (see “Enabling/Disabling AutoClear”... - Page 52 The dew-point alarm alerts you when the temperature comes within 2˚F (1˚C) of the dew-point. • Time The time alarm is a standard “alarm clock” type of alarm. It will sound for one minute after it is triggered. Health EnviroMonitor Manual LARM LARM Temperature within 2˚F (1˚C) of Dew-Point Alarms...
- Page 53 Health EnviroMonitor Overview Page 14 Health EnviroMonitor Manual...
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Page 54: Optional Accessories
CCESSORIES The following accessories, designed for use with the Health EM, are available from your dealer or may be ordered directly from Davis Instruments. • Health WeatherLink Stores data gathered by the Health EM, downloads it to your PC, and generates reports and graphical displays. - Page 55 • Sensor Mounting Arm A single-location mounting option. The Sensor Mounting Arm includes provisions for optimal mounting of all Davis sensors: anemometer, tem- perature sensor (with Radiation Shield), solar radiation sensor, Rain Col- lector Shelf, etc. • Sensor Tilting Bracket Enables you to adjust the position of the solar radiation sensor and the UV sensor to match the angle of the sun’s rays for maximum readings.
- Page 56 Introduction to the Health EnviroMonitor Page 4 Health EnviroMonitor Manual...
- Page 57 ........25 HILL Viewing Wind Chill .
- Page 58 ......47 UMBERS ATTERY ACKUP ..50 NDICATORS Health EnviroMonitor Manual...
- Page 59 Table of Contents Page iv...
- Page 60 This product complies with the essential protection requirements of the EC EMC Directive 89/336/EC. © Davis Instruments Corp. 1997. All rights reserved. Health EnviroMonitor™ is a trademark of Davis Instruments Corp. WeatherLink® is a registered trademark of Davis Instruments Corp. Windows™ is a trademark of Microso...
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