Davis 7736 Installation Manual
Catalog Supplement
he Al a rm Outp ut Module is used to send signals to autom a ti c a lly start or stop ex ternal devi ces su ch as irri ga ti on
T
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.
Alarm Output Module
With all of our advanced stations you can:
• Select up to four alarm conditions for output.
• Select high and low alarms for the same weather parameter.
• Select alarms from two different weather parameters.
With GroWeatherLink & EnergyWeatherLink 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 conn 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
Use to turn irrigation systems on and off.
Alarm or Function Gro Energy Health
Apparent
Temperature
Barometer Barometric Trend
Dew Point Dew Point Optional Optional
ET Daily Evapotranspiration Optional
Humidity
Rain Daily Rainfall Optional Optional Optional
Temperature High & Low Outside Temp (2 contacts) Optional Optional Optional
Time Time
UV
Wind
User Controlled WeatherLink User Command (2 contacts) Optional Optional
System Control Radio Power Switch Optional Optional
Optional functions require appropriate sensor,WeatherLink,or radio modem.
High Inside Temperature-Humidity
High Outside Temperature-Humidity Optional Optional Optional
High Temperature-Humidity-Sun-Wind Optional
•
High & Low Inside Humidity (2 contacts)
High & Low Outside Humidity (2 contacts) Optional Optional Optional
High & Low Inside Temperature (2 contacts)
High & Low 2nd Outside Temp (2 contacts) Optional
• •
Daily UV Dose Optional
High UV Index or Dose Rate Optional
LowWind Chill Optional Optional Optional
High Wind Speed Optional Optional Optional
•
•
•
Alarm Output Module at Sensor Interface Module
Sensors
P R 6 4
0 6 / 9 9
Sensor
Interface
Module
Standard 6-Conductor Cable
(2' included)
Fan
Heater
Sprinkler
User-Provided
Alarm Output Module
Power
Adapter
Standard 8-Conductor Cable
(8' included)
Relay or
Control Circuits
Console
Power
Adapter
Alarm Output Module at Interface Cable Adapter Module
Interface Cable Adapter Module
Standard 8-Conductor Cable
(8' included)
User-Provided
200' Shielded
8-Conductor Cable
Sensors
Sensor
Interface
Module
Standard 6-Conductor Cable
(2' included)100' Standard or
Fan
Heater
Sprinkler
Power
Adapter
Alarm Output Module
Relay or
Control Circuits
Console
Power
Adapter
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