La Crosse Technology CA76669 Quick Start Manual Download Page 2

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S P E C I F I C AT I O N S

• The Sensor Weather Shield is designed to protect your 

outdoor sensor from rain and snow. 

• This shield will offer limited protection from the sun’s heat. 
• Optional purchase at: 

bit.ly/925-1418

Sold separately

S E N S O R   W E AT H E R   S H I E L D

La Crosse Technology, Ltd. provides a 1-year limited time warranty (from date 
of purchase) on this product relating to manufacturing defects in materials and            
workmanship. 

Before returning a product, please contact our friendly customer support with  
questions: 

Springfield Instruments Inc.

104 Barr St.
Saint Laurent, Québec
H4T 1Y4

Customer Service:

1-844-687-4040

[email protected]

WA R R A N T Y

C A R E   +   M A I N T E N A N C E

 Do not mix old and new batteries. 

 Do not mix Alkaline, Lithium, standard, or rechargeable batteries. 

 Always purchase the correct size and grade of battery most suitable for use.

 Clean the battery contacts and also those of the device prior to battery 

installation.

 Ensure the batteries have with correct polarity (+ / -).

 Remove batteries from equipment that will not to be used for an extended period.

 Promptly remove expired batteries.

C A N A DA   S TAT E M E N T 

This device contains licence-exempt transmitter(s)/receiver(s) that comply with Inno-
vation, Science and    Economic Development Canada’s licence-exempt RSS(s). 
Operation is subject to the following two conditions:
(1 ) This device may not cause interference.
(2) This device must accept any interference, including interference that may cause 
      undesired operation of the device.

All rights reserved. This manual may not be reproduced in any form, even in part, or 
duplicated or processed using electronic, mechanical or chemical process without 
the written permission of the publisher. This booklet may contain errors or misprints. 
The information it contains is regularly checked and corrections are included in 
subsequent editions. We disclaim any responsibility for any technical error or 
printing error, or their consequences.

All trademarks and patents are recognized.

Indoor:
Temperature Range: 

32 F to 122F (0C to 50C)

Humidity Range:

 10% - 99% RH

Relative Pressure Range: 

23.62 to 32.48 inHg (800 to 1100 hPa)

Outdoor:
Temperature Range: 

-40°F to 140°F (-40°C to 60°C)

Humidity Range:

 10% - 99% RH

Transmission Range:

 over 330 feet (100 meters) in open air RF 433MHz

Power Requirements:

 

CA76669:

  5-volt power adapter (included) AC6: HX075-050600-AU-00  

Optional: 3 “AA” LR6 Batteries (not included)
The plug on the power adapter is intended to serve as the disconnect device, the 
socket-outlet shall be installed near the equipment and shall be easily accessible.

TX141TH-Bv3: 

2 “AA” LR6 Batteries (not included)

Battery Life:

 

CA76669: 

48-60 months with power cord as primary power

TX141TH-Bv3: 

Over 24 months with reputable batteries

Dimensions:
CA76669: 

8.98” L x 1.14” W x 5.43” H (22.8cm L x 2.9cm W x 13.8cm H)

TX141TH-Bv3:

 

1.57” L x 0.79” W x 5.11” H (3.98cm L x 2.0cm W x 13.0cm H)

B U T TO N   F U N C T I O N S

ALERTS

Hold to enter Alert Settings.

Alerts:

 Press to move to next item.

EXTRA

Press to view Pressure or Extra Sensors (if added).
Hold to search for all sensors.

+ (PLUS)

Settings:

 Press to increase values.

Alerts: 

Press to arm/disarm alerts.

SET

Hold to enter Settings Menu.

- (MINUS)

Settings:

 Press to decrease values.

Alerts:

 Press to arm/disarm alerts.

History: 

Hold to reset History Records.

Extra Sensors: 

While viewing Extra Sensors, hold to delete sensor.

HISTORY

Press to view History Records.

LIGHT

Press to adjust backlight.
Hold to enter Auto Dim Settings.

ALERTS & LIGHT

Hold to Factory Reset station.

P R E S S U R E / E X T R A   S E N S O R   A R E A

Pressure

Your Relative Pressure reading will come from your station’s internal 
barometer. Allow up to 10 days for automatic calibration or program 
your local pressure value in the Settings Menu. The arrows on the left 
represent rising and falling tendency. 

Extra Sensors

This station can display data for up to 3 extra Temperature and        
Humidity, or Rain Sensors.

Pressure (default)

Temperature/Humidity  

Rain

Add Extra Sensors

1. Install batteries into your extra sensor(s). 

   Note:

 For Temp/Humidity sensors, be sure to select different 

channels (1,2,3) before you insert batteries.

2. Hold the EXTRA button until the Reception Indicator      starts to 

animate. This will start a search for your sensors. 

3. Your sensor(s) should connect within the next few minutes. Press 
    the EXTRA button to cycle through Extra Sensor and Pressure 
    data. The Auto Scroll Icon     will appear when activated. 

Note: 

While viewing Extra Sensors, hold the MINUS button to delete. 

Purchase Extra Sensors

Visit 

lacrossetechnology.com/products/CA76669#parts

 to find and 

purchase compatible add-on sensors. 

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