Mandolyn Electronic Technology WS330, WT440 Users Manual

OWNERS MANUAL

Congratulations on your purchase of this weather station set, WS330 + WT440H. Please take the time to read and understand this manual so you can begin to enjoy the convenience and features this product has to offer.

FEATURES

Main Display Unit WS330: * 12/ 24 hour clock and alarm * local temperature display * receives and displays temperature and

humidity readings from up to 4 remote transmitter via RF technology of 433MHz

* minimum and maximum temperature

record * high/ low temperature alarm function * temperature and humidity trend indicator * weather report symbols * user-selectable C or F

* battery type: 2 x AA

Remote Transmitter WT440H * drip-proof design with LCD * socket of external sensor probe * temperature display in user-selectable C

or F * humidity display * transmission range: up to 40 meters in

open area * battery type: 2 x AA

WS330 + WT440H

Wireless Weather Station

WS330 receiver

WT440H transmitter

RF WIRELESS

TRANSMITTER

23.1

WEATHER

GETTING STARTED

CHANNEL - scrolls through remote

channels 1-4

ALARM/ (AM/PM)/ (C/F) - toggles between C

and F, 12 and 24 hour format, turns alarm on/off; clears temperature alarm presets

MODE/SNOOZE - scrolls through time,

alarm and temperature alarm set points (high/low); activates alarm snooze

UP/HOUR/MAX - scrolls through hours; shows

maximum temperature

DOWN/MINUTE/MIN - scrolls through

minutes; show minimum temperature

Table Stand

SET: enter to House code and Channel

setting mode

C/F: change between C or F, change

channel and house code

Battery compartment

LCD display

Socket for external

sensor probe.

Wall Mount Holder &

Table Stand

button placement

SET

C/F

AA 1.5V

GETTING STARTED

remove battery cover

2 AA size batteries (WS330)

2 AA size batteries (WT440H)

Insert between terminals observing

proper polarity then replace cover

LOW BATTERY INDICATION: Low battery indication will be indicated by

flashing trend box on the receiver (for both indoor & outdoor). On transmitter, will be displayed

setting remote transmitters

Insert batteries to start setup

HOUSE CODE will flash for 8 seconds

RF WIRELESS

23.1

WEATHER

TRANSMITTER

Select HOUSE CODE (1-15) by pressing

Transmitters for each receiver must be set to the same HOUSE CODE CHANNEL will flash for 8 seconds

Select CHANNEL(1-4) by pressing C/F

Humidity & Temperature will display

Select C o r F of Temperatu re by pr essing C/F k ey

* Use a different house code if your weather station detecTs other signals from neighboring sources * Factory default: house code = 01 and channel = 01

battery installation

SET

3 5 7

C/F

AA 1.5V

01h

23.1

SET

C/F

AA 1.5V

SETUP

Automatic Learn Function:

Learn function executes automatically and runs for approximately 3

minutes when batteries are first installed in the receiver.

Within these 3 minutes, receiver picks up the temperature &

humidity signals from remote transmitter and displays the readings.

Manual-Learn (Searching for Remote Signals):

If a new remote transmitter is added or if signal is lost (outdoor display blinking), learn function must be executed again.

Press & hold ALRAM/(AM/PM)/(C/F) for 3 seconds to start.

Beep sound indicates that learn function has started.

CHANNEL symbol will flash and unit will

beep as each transmitter is detected.

Temperature & humidity readings of remote

transmitter displays on the receiver.

Press & hold Channel for 3 seconds to start auto

channel scroll function. In this mode, the display will scroll through the data from all the valid channels, each of which will be shown for 8 seconds.

Press & hold Channel for 3 seconds again to disable this function.

synchronization

RF WIRELESS

23.1

WEATHER

TRANSMITTER

CLOCK & ALARM SETTING

Modes are arranged in a circular pattern starting with clock:

clock alarm clock high temperature alarm low temperature alarm

Press and hold MODE until time flashes

Select hour using HOUR

Select minute using MINUTE

28.4

Press AM/PM to toggle between

12 or 24 hour format Press MODE to finish setting

Select alarm mode using MODE

Select hour using HOUR

Select minute using MINUTE

In alarm mode, press ALARM to toggle

alarm On and Off

When alarm sounds, will flash

Press SNOOZE to snooze the alarm for 5 minutes. After that the alarm will sound again. Press ANY other key will shut off the alarm.

Without interruption, alarm will shut off automatically after one minute.

clock setting

alarm setting

WEATHER DISPLAY

Check Local Temperature

Local temperature displays instantly after batteries are inserted.

Check Remote Temperature & Humidity

Press CHANNEL to toggle between Channel 1, 2, 3 and 4.

Temperature and humidity readings will alternate

on the receiver.

C or F Temperature Display

Toggle between C and F by pressing

C/F in clock mode.

Min and Max Temperature

Press MIN in Clock mode to display

minimum temperature record Press MAX in Clock mode to display

maximum temperature record

Note:

Min/Max temperature records are automatically cleared daily at 00:00

WEATHER DISPLAY

The trend indicator shows the trend of temperature and humidity determined by the particular transmitter in the past half-hour interval.

Arrow Indicator

Trend

The receiver is able to monitor and display the weather status based on collected data from Channel 1.

Weather Indicator

About Freeze Warning

* Snow symbol will flash to warn of 'freezing'. * Activated when Channel 1's temperature is between -1.9 C and +2.9 C * Snow will appear solid if and when Channel 1's temperature falls below -1.9 C.

Note:

* Initially, the weather will be cloudy * Remote transmitter Channel 1 will be used for weather indication. * If Channel 1 is empty, then weather will always be cloudy. * If Channel 1 has no humidity data, weather indication will always be cloudy, but freeze warning and snow indication will be available.

Sunny

Rising

Cloudy

temperature & humidity trend

Steady

Falling

weather report symbols

Raining

Snowing

Freeze Warning

TEMPERATURE ALARM

The temperature alarm function allows you to have an alarm sound if the temperature rises above or drops below a particular set point.

high temperature alarm

Select high temperature alarm mode using MODE

Select channel (1, 2, 3, 4 or local) using CHANNEL

Press DOWN or UP to set high

temperature

Press MODE to finish setting

low temperature alarm

Select low temperature alarm mode using MODE

Select channel (1, 2, 3, 4 or local) using CHANNEL

Press DOWN or UP to set low

temperature

Press MODE to finish setting

Once the high/low temperature alarm is set for a particular channel, and/or will appear on display for that channel

When alarm sounds, the sounding channel is displayed, and or flashes to indicate whether it is the high or low temperature alarm.

Press any button to shut off alarm.

to clear high/low temperature alarm

Select high/low temperature alarm

set point using MODE

Press ALARM to clear value

Press MODE to finish setting

OTHER FEATURES

problem

The temperature measurement of

remote transmitter and receiver does not match.

Temperature reading of the outdoor

remote transmitter seems too high.

Receiver is no longer receiving

iii

remote transmitter signals or temperature display reads Lo

to view maximum temperature

Toggle between current and maximum

temperature using MAX

Press CHANNEL to view the maximum

temperature for other channels

Toggle between current and minimum

temperature using MIN

Press CHANNEL to view the minimum

temperature for other channels

to view minimum temperature

SPECIFICATIONS

Weather Station Receiver WS330

Battery Type: 2 X 1.5V AA batteries Temp. Range: -20C to +55C

solution

Re-synchronize receiver by holding ALARM

for 3 seconds until a beep is heard.

Ensure the remote transmitter is out of direct sunlight,

and away from sources of heat.

- Repeat the learning procedures.

iii

- Temperature may be below -30

- Batteries in remote may need changing.

- Move remote closer to the receiver.

- Make sure remote is away from sources of electrical disturbance.

Weather Station Transmitter WT440H

Battery Type: 2 X 1.5V AA batteries Temp. Range: -30C to +70C

Humidity Range: 15 to 95% Transmission Frequency: 433.92 MHz Transmission Range: up to 40 meters

transmitter

in open area

TROUBLESHOOTING

NOTICE

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 int er feren ce to radi o communi cati ons. How ever, th ere is no gua ran tee that interference will not occur in a particular installation. If this equi pmen t does cause har mful in ter ference to radi o or telev isi on recept ion, w hich ca n be determin ed by turnin g the equipm ent off and on, the user is encour aged t o tr y to correct th e inter feren ce by one or more of th e follow ing m easur es:

* Reori ent or rel ocate the receiv ing anten na.

* Incr ease the sepa rat ion bet ween th e equip ment and receiver.

* Conn ect the equi pmen t int o an outlet on a circu it differ ent fr om that to whi ch the recei ver i s connected .

* Consu lt th e dealer or an exp eri enced ra dio/ TV technician for help.

Warning: Changes or modifications made to this equipment not expressly approved by the manufacturer may void the FCC authorization to operate this equipment.