La Crosse Technology C85845 Instructional Manual

Instructional Manual

Color Forecast Station

Model: C85845

DC: 051816

View online setup video at:

http://bit.ly/LaxTechTalk

Table of Contents

LCD Features .......................................................................

Setup .................................................................................

Atomic Time ........................................................................

Set Language, Time, Date etc. ...............................................

Alarm Time .........................................................................

Deactivate/Activate Alarm .....................................................

Snooze ...............................................................................

Backlight (HI-LOW-OFF) ........................................................

Comfort Charts ....................................................................

Daily HI/LO Data ..................................................................

Temperature/Humidity Alerts .................................................

Temperature Trend Arrows .....................................................

Humidity Trend Arrows ..........................................................

Sensor Search .....................................................................

Forecast ..............................................................................

Forecast Trend Arrows ..........................................................

Mount Temperature/Humidity Sensor ......................................

Care and Maintenance ..........................................................

Warranty and Support ...........................................................

Specications ......................................................................

Visit Us on Social Media ........................................................

FCC Statement ....................................................................

Canada Statement ...............................................................

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2
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3
4
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5
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9
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10
10
11
11

LCD Features

Alerts (HI-LO-OFF)

1

Temperature Trend

2

Indoor Temperature

3

Low Battery

4

Indoor Humidity

5

Humidity Trend

6

Comfort Chart

7

Forecast Trend

1

Forecast Symbols

2

AM/PM

3

Atomic Time

4

Alarm/Snooze

5

Weekday

6

Month/Date

7

8

Atomic Reception

1

3

5 6

7

3

5
6

2

4

1

2

4

8

2

4

5

7

Alerts (HI-LO-OFF)

1

Temperature Trend

2

Outdoor Temperature

3

Low Battery

4

Sensor Strength

5

Outdoor Humidity

6

Humidity Trend

7

8

Comfort Chart

7

1

3

6

8

Buttons (on top)

ALERTS

ALARM

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SETSNOOZE/BACKLIGHTTEMP

Setup

1. Insert 2-AA batteries (included) into the TX141TH-Bv2 sensor.
Observe correct polarity.

2. Insert 5.0 volt AC cord into the outlet, then into the weather
station.

3. (Optional): insert 3-AAA batteries (included) into the weather
station. Observe correct polarity.

4. Set language, time, date etc.

5. After 5 minutes, place sensor outside in a shaded location.

AA

AA

AAA

AAA

AAA

Atomic Time

• The station will search for the atomic signal at UTC 7:00, 8:00,
9:00, 10:00, and 11:00.

• If there is no WWVB reception, the station will search for the atomic
time signal every 2 hours until the WWVB time is received.

• The atomic time signal icon will ash while searching. The tower

icon will be solid when it has connected.

• After reception, this station will only search for the atomic signal
after midnight.

• From normal time display, press and release the SET button to
search for the WWVB time signal.

• Please be sure you have selected your time zone from the list in the
Settings menu. When the Atomic time signal is received, the station
will set to the time zone selected. Default is Eastern Time.

• For information about WWVB visit:
www.nist.gov/pml/div688/grp40/wwvb.cfm

C85845 www.lacrossetechnology.com/support Page | 2

Set Language, Time, Date, etc.

1. Language

2. Beep ON | OFF

3. Atomic ON | OFF

4. Time Zone

Note: Press one button at a time when setting the station.

• Hold, then release the SET button to enter time set mode.

• Press and release the + or - buttons to adjust the values. Hold to
adjust quickly.

• Press and release the SET button to conrm and move to the next
item.

• Press and release the BACKLIGHT button any time to exit settings.

Settings order:

1. Language

2. Beep ON/OFF

3. Atomic ON/OFF

4. Time Zone

5. DST ON/OFF

6. 12H/24H

7. Hour

8. Minutes

9. Year

10.Month

11.Date

12.Fahrenheit/Celsius

Note: When Español is

selected, instructions

will be in Spanish.

To begin: Hold the SET button 3 seconds, then release, to enter the
settings menu:

Time Zone

Atlantic

AST

Eastern

EST

Central

CST

Mountain

MST

Pacific

PST

Alaskan

AKT

Hawaiian

HAT

When Atomic OFF is selected,
move directly to 12/24 hour time.

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Set the Time Zone to your
area for the hours to be correct.

5. DST ON | OFF

6. 12Hour | 24 Hour

7. Hour | 8. Minutes

9. Year | 10. Month | 11. Date

12. Fahrenheit | Celsius

Hour | Minutes

Note: Weekday will adjust when
year, month, and date are set.

Alarm Time

Alarm will be active when alarm
time is set.

1. Hold the ALARM button for 3
seconds to enter alarm settings.

2. The HOUR will show.

3. Press the +/- buttons to adjust.

4. Press ALARM to conrm and
move to the minutes

5. The MINUTES will show.

6. Press the +/- buttons to adjust.

7. Press ALARM to conrm and
exit settings.

Deactivate/Activate Alarm

• The alarm is active when set.

• Press and release the ALARM button to view alarm time. Then press
and release the ALARM button to deactivate or activate the alarm.

• The alarm icon (bell) will show when active.

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Snooze

• When the alarm sounds, press the SNOOZE button to silence
the alarm for 10 minutes.

• The snooze icon Zz will ash.

• Press any button except SNOOZE to silence the alarm for 24 hours.

Backlight (HI-LOW-OFF)

• When operating with the power cable, the backlight is adjustable:

HI-LOW-OFF.

• Press and release the BACKLIGHT button to adjust backlight.

• When operating on batteries only, the backlight will come on

briey when the BACKLIGHT button is pressed.

Comfort Charts

Indoor and Outdoor comfort charts inform you when the humidity is
at a comfortable or uncomfortable level. The bar over the chart will
move and change colors to indicate the humidity level.

Daily HI/LO Data

All HI/LO temperature/humidity
records will reset automatically at
12:00 (midnight).

From normal display, press and release
the TEMP button to view:

• HI indoor and outdoor temperature/
humidity records.

• LO indoor and outdoor temperature/
humidity records.

• Outdoor Heat Index.

• Outdoor Dew Point.

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Temperature/Humidity Alerts

First you will arm the alert you wish to set, then you set the alert value.
If an alert is not armed (OFF), you will skip that alert value and move

to arm the next alert.

1. Hold, then release the ALERTS button to enter alert set mode.

2. Press and release the +/- buttons to arm (ON) the alert if you wish
to set it (leave alert OFF to skip and move to next alert).

3. When the alert is armed (ON) press and release the ALERTS button
to move to the alert value.

4. Press and release the +/- buttons to adjust alert values.

5. Press and release the ALERTS button to conrm & move to the next
alert.

6. Press the BACKLIGHT button at any time to exit settings.

Alert Setting Order:

• Outdoor HIGH Temperature ON/OFF

• Outdoor HIGH Temperature Value

• Outdoor LOW Temperature ON/OFF

• Outdoor LOW Temperature Value

• Outdoor HIGH Humidity ON/OFF

• Outdoor HIGH Humidity Value

• Outdoor LOW Humidity ON/OFF

• Outdoor LOW Humidity Value

• Indoor HIGH Temperature ON/OFF

• Indoor HIGH Temperature Value

• Indoor LOW Temperature ON/OFF

• Indoor LOW Temperature Value

• Indoor HIGH Humidity ON/OFF

• Indoor HIGH Humidity Value

• Indoor LOW Humidity ON/OFF

• Indoor LOW Humidity Value

Note: When no HI or LO Temperature Alert is set, OFF will show.

C85845 www.lacrossetechnology.com/support Page | 6

Temperature Trend Arrows

The temperature trend indicators update with every 15 minutes and
look back over the past hour.

• Change in temperature (2°F / 1°C).

• 1 hrs comparison which changes on every 1/4 hour

E.g.: At 1:00 - compare to 12:00 data; at 1:15 -compare to 12:15: at
1:30 - compare to 12:30 ….. etc

Down Arrow (blue):

temperature has fallen
in the past hour

No Arrows or Thermometers

temperature has not changed more than 2°F in the past hour

Up Arrow (red):

temperature has risen
in the past hour

Humidity Trend Arrows

The humidity trend indicators update with every 15 minutes and look
back over the past hour.

• Change in humidity (3%RH).

• 1 hr comparison which changes on every 1/4 hour

E.g.: At 1:00 - compare to 12:00 data; at 1:15 -compare to 12:15: at
1:30 - compare to 12:30 ….. etc

Up Arrow: humidity has risen in past hour

Down Arrow: humidity has fallen in past hour

Sensor Search

• Hold the TEMP button for 3 seconds to search for the outdoor
temperature/humidity sensor.

• The strength signal icon will animate until the sensor signal is
received, or for 3 minutes if no signal available.

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Forecast

1. The weather station offers these 6 forecast icons based on
barometric pressure.

2. When the forecast would normally be Rain or T-Storm and the
outdoor temperature is below 32°F, the forecast will show Snow.

3. Wind indicators will show on T-Storm and Snow forecast.

SUNNY PARTLY SUNNY CLOUDY

RAIN T-STORM SNOW

Intelligent Weather Forecast:

This station learns. Please allow 7-10 days for barometric calibration.
This will ensure an accurate personal forecast for your location.

Six forecast icons use changing atmospheric pressure to predict
weather conditions for the next 12-hours with 70-75% accuracy.

Forecast Trend Arrows

Pressure is rising. Weather is

expected to improve.

Pressure is falling. Weather is

expected to worsen.

Low Battery

• Battery by Outdoor Temperature, replace batteries in the sensor.

• Battery by Indoor Temperature, replace batteries in the Weather
station.

C85845 www.lacrossetechnology.com/support Page | 8

Mount Temperature/Humidity Sensor

• Insert the mounting screw through the front of the

sensor and into the wall.

• Tighten the screw to snug (do not over tighten).

• Mount the sensor on a north-facing wall or in any well

shaded location. Sun will make it read high.

• Under an eave or deck rail is preferred.

• Be sure the outdoor sensor is mounted vertically to drain

moisture.

• The maximum wireless transmission range is over 300

feet (91 meters) in open air, not including walls or oors.

Care and Maintenance

• Do not mix old and new batteries

• Do not mix Alkaline, Standard, Lithium or Rechargeable Batteries

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

• Replace all batteries of a set at the same time.

• Clean the battery contacts and also those of the device prior to
battery installation.

• Ensure the batteries are installed with correct polarity (+ and -).

• Remove batteries from equipment which is not to be used for an
extended period of time.

• Promptly remove expired batteries.

Warranty and Support

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

defects in materials & workmanship.

Before returning a product, please contact our friendly
customer support with questions or visit our online help:
Phone: [phone]

Online Product Support:

www.lacrossetechnology.com/support

Product Registration:

www.lacrossetechnology.com/support/register

View full warranty details online at:

www.lacrossetechnology.com/warranty_info.pdf

Warranty Address:
La Crosse Technology, Ltd
2830 S. 26th St.
La Crosse, WI 54601

Protected under U.S. Patents: 5,978,738 | 6,076,044 | RE43903

Page | 9 www.lacrossetechnology.com/support C85845

Specications

Indoor

Outdoor

Power

Battery
Life

• Temperature Range: 32°F to 122°F (0°C to 50°C)

• Humidity Range: 10% - 99% (RH)

• 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 140°F (-40°C to 60°C)
Note: Temperatures below -20°F (-29°C) require
Lithium batteries in the outdoor sensor

• Humidity Range: 10% - 99% (RH)

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

• Forecast Station Primary AC Power:

5.0 volt AC power adapter

• AC6 Adapter No.: GPU280500150WAOO

• Optional/Battery Backup:
3-AAA, IEC, LR3 batteries (included)

• TX141TH-Bv2 Sensor:
2-AA, IEC, LR6, batteries (included)

• Forecast Station Battery Backup:
Battery life is over 36 months when using the AC
adapter for primary power

• TX141TH-Bv2 Sensor:
Battery life is over 24 months when using
reputable battery brands

• Forecast Station:

8.98” W x 5.43” T x 1.0” D

Dimensions

(22.8cm W x 13.8cm T x 2.6 cm D)

• TX141TH-Bv2 Sensor:

1.57” W x 5.12” T x 0.79” D
(4.0cm W x 13.0cm T x 2.0cm D)

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FCC Statement

This equipment has been tested and found to comply with the limits for a
Class B digital device, pursuant to part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates, uses and can radiate radio
frequency energy, and if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or
more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and receiver.

• Connect the equipment into an outlet on a circuit different from that to which
the receiver is connected.

• Consult the dealer or an experienced radio/TV technician for help.

This device must not be co-located or operating in conjunction with any other
antenna or transmitter.

Operation is subject to the following two conditions:

(1) This device may not cause harmful interference, and
(2) This device must accept any interference received, including interference
that may cause undesired operation.

Caution!

The manufacturer is not responsible for any radio or TV interference caused

by unauthorized changes or modications to this equipment. Such changes or
modications could void the user authority to operate the equipment.

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.

Canada Statement

This device complies with CNR Industry Canada license -exempt devices.
Operation is subject to the following two conditions:
(1) This device may not cause interference; and
(2) This device must accept any interference, including interference that may
cause undesired operation of the device.

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