DAVIS Alarm Output Module Brochure

Catalog Supplement
T he Al a rm Outp ut Module is used to send signals to auto-
m a ti c a lly start or stop ex ternal devi ces su ch as irri ga ti on
s ys tem s , h e a ters , or fans. Have a heater autom a ti c a lly tu rn
on wh en the tem pera tu re drops and stay on until it warms up.
Tu rn an irri ga ti on sys tem on and of f s everal times a day du ri n g
hot su m m er mon t h s . Or tu rn spri n k l ers on and have them tu rn
of f i f it gets too wi n dy. For use with Gro We a t h er, E n er gy
E nvi ro Mon i tor, or Health Envi ro Mon i tor.
With all of our advanced stations you can:
• Select up to four alarm c onditions for output.
• Select high and low alarms for the same weather parameter.
• Select alarms from two different weather parameters.
With GroWeatherLink & Energy WeatherLink you can also:
• Turn remote devices on or off from your keyboard.
• Write your own software program to turn devices on or off.
• Switch the power to a radio data link on and off to conserve
energy when operating on solar power or a battery.
The Al a rm Outp ut Module can direct ly con trol devi ces su ch
as irri ga ti on con tro ll ers and therm o s t a t s . To swi tch power to
h e a ters , m o tors , or other high - power equ i pm en t , you wi ll need
to add el ectrical rel ays (not ava i l a ble from Davis In s tru m en t s ) .
In clu des power ad a pter and 2' (0.6 m) of s t a n d a rd cable to con-
n ect the Al a rm Outp ut Module to the sen s or interf ace modu l e .
Wh en the circuits being con tro ll ed by the Al a rm Outp ut Modu l e
a re cl o s er to the console than to the sen s or interf ace modu l e ,
con n ect the cable to an In terf ace Ca ble Ad a pter Module inste ad
of the sen s or interf ace modu l e . For more det a i l s , ask for
App l i c a ti on No te 3, Using the Al a rm Ou tput Modu l e.
7736 Alarm Output Module $195
Alarm Output Module at Sensor Interface Module
Sensors
Sensor
Interface
Module
Standard 6-Conductor Cable
(2' included)
Fan
Heater
Sprinkler
P R 6 4
0 6 / 9 9
Alarm Output Module
Power
Adapter Console
Standard 8-Conductor Cable
Power
(8' included)
Adapter
Relay or
Control Circuits
User-Provided
Alarm Output Module
Alarm or Function
High Inside Temperature-Humidity
Apparent
High Outside Temperature-Humidity
Temperature
High Temperature-Humidity-Sun-Wind
Barometer Barometric Trend
Dew Point Dew Point
ET Daily Evapotranspiration
High & Low Inside Humidity (2 contacts)
Humidity
High & Low Outside Humidity (2 contacts)
Rain Daily Rainfall
High & Low Inside Temperature (2 contacts)
Temperature High & Low Outside Temp (2 contacts)
High & Low 2nd Outside Temp (2 contacts)
Time Time
Daily UV Dose
UV
High UV Index or Dose R ate
Low Wind Chill
Wind
High Wind Speed
User Controlled WeatherLink User Command (2 contacts)
System Control Radio Power Switch
Optional functions require appropriate sensor,WeatherLink,or radio modem.
Alarm Output Module at Interface Cable Adapter Module
Sensors
Sensor
Interface
Module
Standard 6-Conductor Cable
100' Standard or (2' included)
200' Shielded
8-Conductor Cable
Fan
Heater
Sprinkler
Use to turn irrigation systems on and off.
Gro Energy Health
Optional Optional
•
Optional Optional
Optional
Optional Optional
Optional Optional
Optional Optional
Optional
• •
Optional Optional
Optional Optional
Optional Optional
Optional Optional
Interface Cable Adapter Module
Alarm Output Module
Power
Console
Adapter
Standard 8-Conductor Cable
Power
(8' included)
Adapter
Relay or
Control Circuits
User-Provided
•
Optional
Optional
•
Optional
Optional
•
Optional
Optional
Optional
Optional
Optional