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Model: 308-1425B  www.lacrossetechnology.com/support  

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The product is not to be used for medical purpose or for public information. It 
is intended for home use only. 

 

The specs of this product may change without prior notice. 

 

Improper use or unauthorized opening of housing voids warranty. 

 

If the product is not working properly, change the batteries and/or check the 
AC cord connection. 
 

Specifications 

Indoor 

Temperature Range:

 

+32°F to +122°F (0°C to 50°C) 

Humidity Range: 

1%-99% (RH) 

Outdoor

 

Temperature Range:

 

-

40°F to 140°F (-40°C to 60°C) 

Alkaline Batteries:

 

-

20°F to 140°F (-29°C to 60°C) 

Lithium Batteries:

 

-

40°F to -20°F (-40°C to -29°C) 

NOTE: 

Temperatures below - 20°F (-29°C) 
require Lithium batteries in the outdoor 
sensor 

Humidity Range: 

1%-99% (RH) 

Distance:

 

Over 300 ft. (91 meters)  
RF 433MHz (open air) 

Power

 

Forecast Station 

 

Primary AC Power:  
AC#: GPU280500150WD00 

5-volt AC power adapter  (included) 

Optional/Battery Backup 

Optional 3-AAA, IEC, LR3 batteries 
(not included) 

TX141TH-Bv2 Outdoor Sensor: 

2-AA, IEC, LR6 batteries (not included) 

Battery Life

 

Forecast Station 
Battery Backup: 

Battery life is over 36 months when 
using the AC adapter for primary 
power 

TX141TH-Bv2 Outdoor Sensor: 

Battery life is over 24 months when 
using reputable battery brands for both 
Alkaline and Lithium batteries 

Dimensions

 

Forecast Station:

 

6.16” W x 9.65” H x 0.925” D  
(156.5 x 245.1 x 23.5 mm) 

TX141TH-Bv2 Outdoor Sensor: 

1.57"L x 0.79"W x 5.12"H   
(40 x 20 x 130mm) 

 

 
 

Summary of Contents for 308-1425B

Page 1: ...h Trend Indoor Temperature with Trend Indoor Outdoor Temperature Alerts Indoor Humidity with Trend OUTDOOR SENSOR TX141TH Bv2 Outdoor Temperature with Trend Sensor Battery Cover Sensor Battery Compart...

Page 2: ...er time set mode 2 Press the or buttons to adjust the values 3 Press the TIME SET button to confirm adjustments and move to the next item Time setting order 1 WWVB time signal On Off 2 Time Zone 7 tim...

Page 3: ...mode 2 Press the or buttons to adjust the values 3 Press the ALARM button to confirm move to the next item Alarm Time setting order 1 Hours 2 Minutes Activate Deactivate Time Alarm Press the ALARM but...

Page 4: ...ling Pressure Weather is Expected to Worsen 24 Hour Pressure History Graph Tendency Arrows The bar chart indicates the air pressure history trend over the last 24 hours The columns represent the press...

Page 5: ...aily at midnight 12 00 AM Press the button to view minimum values Hold the button to manually reset minimum values Press the button to view maximum values Hold the button to manually reset maximum val...

Page 6: ...ing wall or in any well shaded area Under an eave or deck rail is preferred The maximum wireless transmission range to the forecast station is over 300 feet 91 meters in open air not including walls o...

Page 7: ...20 F 40 C to 29 C NOTE Temperatures below 20 F 29 C require Lithium batteries in the outdoor sensor Humidity Range 1 99 RH Distance Over 300 ft 91 meters RF 433MHz open air Power Forecast Station Prim...

Page 8: ...omplies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 the device must accept any interference received inclu...

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