La Crosse Technology WS-8418AL-IT User manual

WS-8418U-IT www.lacrossetechnology.com/support Page | 1

Model: WS-8418U-IT

Instruction Manual

DC: 062915

ATOMIC WALL CLOCK

With Moon Phase and IN/OUT Temperature

Time, Alarm,

+ WWVB Icon

Foldout Stands

Indoor Temp,

Month, Date,

+ Moon Phase

Battery

Cover

TX37U-IT

Sensor

Buttons

Battery

Compartment

2 “AA” batteries

SET + ALM SNZ

Outdoor Temp

+ Weekday

Wall Hanging Hooks

Front

Back

WS-8418U-IT www.lacrossetechnology.com/support Page | 2

Get Started

Step 1: Insert 2 fresh AA, batteries into the TX37U-IT sensor according

to the polarity marked in the battery compartment.

Step 2: Insert 2 fresh AA, batteries into the atomic clock according to the

polarity markings.

Step 3: After 5 minutes place the sensor outside in a shaded location.

Set Time, Date, 12/24 Hour, and Temperature Units

1. Press the SET button to enter time set mode, confirm adjustments

and move to next item.

2. Press the + button to adjust values.

Settings order:

1. Time Zone

2. Daylight Saving Indicator

3. Language

4. Hour

5. Minutes

6. Year (2 digit)

7. Month

8. Date

9. Weekday

10. 12/24 Hour Format

11. Fahrenheit/Celsius

Press SET to exit, or wait 15 seconds without pressing buttons to return

to the normal time display.

Set Alarm Time

1. Hold ALM to enter ALM set mode.

2. Press + to adjust values.

3. Press ALM to confirm adjustments and move to next item.

Setting order: 1. Hour, 2. Minutes

Press ALM to exit, or wait 15 seconds without pressing buttons to return

to the normal time display.

Deactivate/Activate ALM

Press ALM once to deactivate the alarm.

The alarm icon will disappear.

Press ALM once to activate the alarm.

The alarm icon will appear.

SET

ALM

This clock has time zones from

GMT 0 to +/-12h

North American time zones:

-4

ATL

Atlantic

-5

EST

Eastern

(default)

-6

CST

Central

-7

MST

Mountain

-8

PST

Pacific

-9

ALA

Alaska

-10

HAW

Hawaiian

Languages

English

French

Spanish

German

Alarm

Icon

WS-8418U-IT www.lacrossetechnology.com/support Page | 3

Snooze

Press SNZto silence an active alarm for 10 minutes.

The alarm icon will flash.

Press any button to stop the alarm for 24 hours.

Seconds Display Features

There are four display modes to view the weekday, seconds, and

temperatures. The seconds may replace the Indoor temperature,

Outdoor Temperature or Weekday. If seconds are counting up on the

clock, press the + button to move or remove this feature.

Default display: month&date/weekday/indoor temperature /outdoor

temperature.

Change the display:

1. Press the + button. The display should now show the

month&date/weekday/seconds/outdoor temperature.

2. Press the + button a second time and the display will show the

month&date/weekday/indoor temperature/seconds.

3. Press the + button a third time and the display will show the

month&date/seconds/indoor temperature/outdoor temperature.

Press the + button a fourth time and the display will return to the

default display.

WWVB Radio-controlled Time

WWVB Icon will flash when searching.

The WWVB icon will be steady when time signal

received in the past 24 hours.

For information about WWVB visit:

www.nist.gov/pml/div688/grp40/wwvb.cfm

ATOMIC SIGNAL SEARCH:

The atomic clock will search for 1 hour between midnight and 6am until

the WWVB time signal is received. After reception, the atomic clock will

only search for the atomic signal after midnight.

Moon Phase

The LCD Moon phase is divided by 6

sections, showing a total of 12 phases of

the moon.

SNZ

WWVB

Atomic Icon

WS-8418U-IT www.lacrossetechnology.com/support Page | 4

Low

Battery

Icons

Note: With the moon shown against a light colored background, the

phases will show opposite to a paper calendar. The segments that are

highlighted will portray the part of the moon that is lit. For instance, the

moon will be blank during a new moon and dark during a full moon.

Low Battery Icon

When the TX icon is displayed replace batteries in

the outdoor sensor.

When the RX icon is displayed replace batteries in

the atomic clock.

Position Outdoor Sensor

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

shaded area. Under an eave or deck rail is preferred.

The maximum transmitting range to the atomic clock is over 330 feet

(100 meters) in open air, not including walls.

Restart

If the outdoor temperature shows dashes, remove batteries from the

atomic clock and outdoor sensor. Press any button on the atomic clock

20 times. After 15 minutes, return to Step 1 in “Get Started”.

Specifications

Indoor

Temperature

Range

14.1°F to +100°F (-9.9ºC to +37.8ºC)

Outdoor

Temperature

Range

-39.8°F to +139.8°F (-39.8ºC to +59.9ºC)

Distance

Over 330 ft. (100 meters) RF 915MHz (open air)

Interval

About every 4 seconds

Power

Atomic Clock

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

TX37U-IT Sensor

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

Battery Life

Atomic Clock

Over 24 months

TX37U-IT Sensor

Over 12 months

Dimensions

Atomic Clock

10.25“ x 1.16“ x 9.74“ (260.6 x 29.5 x 247.5mm)

TX37U-IT Sensor

5.05” x 1.50” x 0.83” (128.3 x 38.2 x 21.2 mm)

WS-8418U-IT www.lacrossetechnology.com/support Page | 5

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 the 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 correctly with regard to polarity

(+and -).

Remove batteries from equipment with is not to be used for an

extended period of time.

Remove expired batteries promptly.

Warranty and Support Information

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: 1-608-782-1610

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

WS-8418U-IT www.lacrossetechnology.com/support Page | 6

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 modifications to this equipment. Such

modifications could void the user authority to operate the equipment.

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.

This manual suits for next models

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