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Precautions

How to Read Temperature Data 

One Year Warranty

Specifications

This Digital Wireless transmitter is engineered to give you years of 
satisfactory service if you handle it carefully, following these guidelines:

1. 

The receiver is intended for indoor use only. It is not sealed against 
moisture and could be damaged if used outdoors.

2. 

Do not immerse the receiver in water. If you spill liquid on it, dry it 
immediately with a soft, lint-free cloth. 

3. 

The transmitter is weather-resistant but not waterproof. Do not 
immerse it in water or allow snow to accumulate in it. If this 
accidentally occurs, dry it immediately with a soft, lint-free cloth. 

4. 

Though the rain gauge is weather-resistant, it should not be left 
outdoors in snow or at temperatures at or below -4°F (-20°C).  If 
the temperature falls below this point or if snow accumulates, move 
the transmitter to an indoor area. Otherwise, permanent damage 
to the transmitter's internal circuits may occur.

5. 

Though the remote temperature sensor is weather-resistant, it 
should be placed away from direct sunlight, rain, or snow, and 
should never be submerged in water. If this accidentally occurs, dry 
it immediately with a soft, lint free cloth.

6. 

Do not mount the remote sensor on a metal surface. 

7. 

Do not subject the remote sensor to extremely severe temperatures. 

8.

 Do not place into ovens, freezers, or microwaves.

9. 

Do not clean any of the units with abrasive or corrosive materials. 
This may scratch plastic parts and corrode electronic circuits.

10. 

Do not subject any unit to excessive force, shock, dust, 

temperature or humidity. This may result in malfunction, shorter 
electronic life span, damaged batteries or distorted parts. 

11. 

This equipment contains no user-serviceable parts. Do not tamper 

with any unit's internal components. Doing so will invalidate the 
warranty on this product and may cause damage. 

12. 

Do not mix old and new batteries. 

Do not dispose of batteries 

in fire. 

Batteries may explode or leak. Remove the batteries if the 

thermometer will not be used for a long period of time.

13.

 Always refer to this instruction manual before operating this 

product. 

1. 

The receiver unit shows two temperature readings to the right of the 

clock/calendar display. The bottom readout is the temperature at the 
receiver's location. The top readout is the temperature at a remote 
sensor's location. If more than one remote sensor is set, simply press 
the 

“CH” 

button on the back of the receiver to toggle to another 

channel. The 

“CH”

 (Channel) Icon will indicate which channel is 

currently displayed.

2. 

Press the 

“MAX/MIN”

 button once to display the highest recorded 

indoor/outdoor temperatures. Press 

“MAX/MIN” 

again to display 

the lowest recorded indoor/outdoor temperatures. Each reading will 
display for 5 seconds, and then the display will return to the current 
temperatures. 

3. 

To clear the Min/Max memory, press the 

“CLEAR”

 button while the 

maximum/minimum readings are displayed on the LCD.

4. 

Press and hold the 

“MAX/MIN”

 button for 3 seconds to switch 

between °F and °C on the receiver display.

This product is warranted against defects in materials or 
workmanship for one (1) year from the date of original purchase. It 
does not cover damages or wear resulting from accident, misuse, 
abuse, commercial use, or unauthorized adjustment and/or repair.

Should this product require service (or replacement at our option) 
while under warranty, do not return to retailer. Please pack the item 
carefully and return it prepaid, along with a store receipt showing 
date of purchase and a note explaining reason for return to:

Taylor Precision Products

2220 Entrada Del Sol

Las Cruces, New Mexico 88001

www.taylorusa.com

There are no express warranties except as listed above. This warranty 
gives you specific legal rights, and you may have other rights which 
vary from state to state.

Made to our exact specifications in China. 

©2006 Taylor Precision Products and its affiliated companies, all rights 
reserved. Taylor® and Leading the Way in Accuracy® are registered 
trademarks of Taylor Precision Products and its affiliated companies. All rights 
reserved.

Range of temperature measurement:

 

Indoor: 32°F to 122°F (0°C to 50°C)
Outdoor: -4°F to 140°F (-20°C to 60°C)*

Using Sensor Probe Cable:

 

Outdoor: -58°F to 158ºF (-50°C to 70ºC)**

Range of rainfall measurement:

    Daily: 0-39.33 inches (0-999 millimeters)
    Weekly: 0-393.66 inches (0-9999 millimeters)
    Monthly: 0-393.66 inches (0-9999 millimeters)
    Resolution: 0.04 inches (1 millimeter)

Accuracy: 

+ / - 3%

Transmission: 

100 feet (30 meters) in an open area 

Transmission Rate:

 Every 30 seconds  during rainfall, 

otherwise sent every 2½ minutes. Transmissions from 
remote temperature sensor sent every 2½ minutes.

Clock:

 Quartz prec/- 30 seconds per month

Battery Life:

 1 year (alkaline batteries recommended)

*Important: To extend outdoor temperature range to  
-40°F to 140°F (-40°C to 60°C) use 2 AA Lithium batteries.

** Using the sensor probe cable will allow you to keep 
the unit in a warmer place without using Lithium 
batteries.

How to Read Rainfall Data 

Trouble-Shooting

Transmission Collision

1. 

Your Taylor® Wireless Rain Gauge will track the amount of daily, 
weekly, and monthly rainfall. It will also report total accumulated 
rainfall, which is the total rainfall recorded since the unit was last 
reset to zero. Press the “

-

“ button to toggle between the different 

displays.

2. 

A signal is sent from the transmitter to the receiver every 30 
seconds when it is raining. If there is no rainfall, a signal will 
transmit every 2½ minutes. This signal will update the data on the 
receiver if any changes have occurred. 

3. 

As rainfall occurs, the Daily Rainfall Display will show the amount 
of rain accumulated throughout the day.  When the clock reaches 
midnight, the display for daily rainfall will automatically reset to 
zero.  

4. 

For the first day of rainfall, the Daily, Weekly, Monthly, and Total 
rainfall accumulation will be the same.  As additional rainfall 
occurs throughout the week/month, the unit will add the rainfall 
amounts together for a weekly/monthly/ total rainfall 
accumulation.

5. 

The Weekly rainfall total accumulates from Sunday to Saturday. 
When the clock reaches 12:00am (midnight) every Sunday, the 
weekly total rainfall will automatically reset to zero. 

6. 

The Monthly rainfall total accumulates from the first day of the 
calendar month to the last day. When the clock reaches 12:00am 
(midnight) on the first day of the month, the monthly total rainfall 
will automatically reset to zero.

7. 

Total Rainfall accumulates from the first day the rain gauge is put 
into use. The receiver will continue to record Total Rainfall until the 
user clears the memory or the batteries are replaced. 

8. 

To manually reset either the Daily, Weekly, Monthly, or Total Rainfall 
accumulations, first press the “

-

“ button to select the memory to be 

cleared. Press the “

+

” key.  The data will reset to zero.

Disconnected Signals

If the receiver unit does not receive a transmission from the transmitter 
or the remote sensor for 1 hour, the display will show dashes. 

To correct this problem:
1. 

Check that the transmitter and remote sensor are properly 
positioned, within a 100' transmission range.

2. 

Check to make sure the transmission path is clear of obstacles and 
interference.

3. 

If new batteries are faulty on the initial installation, install fresh 
batteries, following the steps in the Battery Installation section of 
this manual.

4.

At temperatures below 32°F (0°C), the LCD readout on the remote 

sensor may fail to display. When this occurs, the sensor will still 
transmit correct temperature readings to the receiver unit, but the 
temperature can not be seen on the sensor. When the temperature 
rises above 32°F (0°C), the display will begin to function normally 
again.

Note: 

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 rain gauge equipment. 
--Increase the distance between the radio/television equipment   
   and rain gauge equipment.

Modifications not authorized by the manufacturer may void user's 
authority to operate this device.

Signals from other household devices, such as doorbells, home 
security systems and entry controls, may temporarily interfere with the 
rain gauge transmissions. This is normal and does not affect the 
general performance of this product. The transmission will resume 
once the interference recedes. 

How to Set and Use Clock & Calendar Functions

How To Set Up and Use Your Wireless Rain Gauge System

1. 

Hold the 

MODE

 button for 3 seconds to enter Time Setting mode.

2. 

Press 

“+”

 or 

“-“

 buttons to select 12 or 24 hour clock mode. 

Press 

MODE

 to enter.

3. 

Press 

“+”

 or 

“-“

 buttons to set the year. Hold down the buttons to 

advance digits quickly. Press 

MODE

 to enter.

4. 

Continue to set the month, day/date, hour, and minutes by 
pressing 

“+”

 or 

“-“

 and then pressing 

MODE

 to enter the data. 

Hold down the buttons to advance digits quickly.

5. 

After selecting the minutes and pressing 

MODE

, the clock setup 

will be complete. 

6.

 If no buttons are pressed within 5 seconds, the clock will revert to 

its original setting.

1. 

Follow Battery Installation and Clock/Calendar Set Up as directed 
above.

2.

Place the receiver unit as close as possible to the transmitter and 

sensor (they must be within 100 feet of each other). This will 
ensure easy synchronization between the transmission and 
reception of signals as you set up your wireless system. 

3. 

The receiver unit should display zeros after proper battery 
installation and registration signal initialization. If the receiver still 
shows dashes, reinstall the receiver's batteries.  If the receiver 
shows a numerical rainfall value after installing the rain gauge, 
reset it by pressing the 

"+" 

button. See Battery Installation section 

for detailed instructions. 

Note: The effective transmission range of the transmitter and 

sensor is 100 feet. The effective range is vastly affected by 
building materials, physical obstructions (trees, sheds, 
fountains, etc), and where the receiver and transmitter units 
are positioned. Try various set ups for the best result. 
Shorten the distance between the receiver and transmitter 
units when necessary.  Keep the transmitter at least 3 feet 
from any obstructions which may affect rain collection. For 
instance, do not place the transmitter under a tree, as 
water dripping from leaves into the rain cup will overstate 
actual rainfall.

 

4. 

The receiver unit is factory set to display total rainfall in inches. To 
switch measurement to millimeters, press and hold the

 "-" 

button 

for 3 seconds. The display will switch to millimeters.

5.

The receiver unit is factory set to display temperature in 

Fahrenheit. To switch to Celsius, press and hold the 

"MAX/MIN" 

button for 3 seconds. The receiver display will switch to Celsius. 

6.

 The remote sensor is factory set to display temperature in 

Fahrenheit. To switch to Celsius, press the 

"°F/°C" 

button inside the 

sensor's battery compartment. The remote display will switch to 
Celsius.

7. 

To cancel a temperature registration, press and hold the 

"CH" 

button for 3 seconds. The temperature reading on the receiver 
unit will change to dashes. The registration is canceled. 

Important: When the temperature falls below freezing, the 
batteries of the remote sensor and rainfall transmitter units 
may freeze, lowering their voltage supply and effective range. 
Use Lithium batteries to insure operation below 10°F (-12°C).

Instruction Manual

Digital Wireless

Rain Gauge & Thermometer 

Indoor/Outdoor Thermometer & Clock

with Remote Rain Gauge

Leading the Way in Accuracy®

2751

Main Features & How to Access Functions (continued)

Main Features & How to Access Functions 

Indoor Receiver Unit

1. LCD Readout
Line 1

  Daily Rainfall Display. Reports today's total rainfall.

Line 2  

Weekly/Monthly/Total Accumulated Rainfall Display. Shows 

either the weekly, monthly, or  total accumulated rainfall. The 

“WEEK” 

icon appears above the rainfall digits when the 

receiver is in week mode. The 

“MONTH”

 icon appears 

during monthly mode. If no icon is visible, the total 
accumulated rainfall is displayed. Press 

“ - ”

 to toggle 

between the different displays.

Line 3 

 Clock and Calendar display. Shows the current time, date, 

and day of the week.

Line 4 

 Remote Temperature Display. Shows the temperature at the 

remote sensor location. Up to 3 remote sensors may be used 
(one is included, other Model 1457 sensors may be 
purchased separately). Press the 

“CH”

 button to toggle 

between sensor readings.

Line 5  

Indoor Temperature Display. Shows the temperature where 

the indoor receiver is located.

2. MODE Button

 

 Enter Time Setting mode.

3. " + " Button 

 

Advances clock/calendar settings during Time Setting mode.
Resets Daily, Weekly, Monthly, or Total accumulated rainfall data.
Cancels the registration between the receiver and transmitter and 
registers a new signal between the units.

4. " - " Button

Reverses clock/calendar settings during Time Setting mode. 
Toggles between Weekly, Monthly, and Total accumulated rainfall.
Switches between inch and millimeter units of measurement.

5. “CH” Button 

Cancels the registration between the receiver and a remote sensor 
and registers a new signal between the units. Toggles between 
temperature displays when multiple remote sensors are in use.

6. “MAX/MIN” Button

Displays the daily maximum/minimum recorded temperatures. 
Switches between °F or °C scale on the receiver unit. 

7. “CLEAR” Button

Resets the daily maximum/minimum recorded temperatures.

8. Battery Compartment 

The receiver unit requires 2 AA alkaline batteries (not included). 

See Battery Installation section of this manual.

9. Table Stand

Pull the bottom of stand out from the housing for stable placement 
of the unit on a flat surface.

10. Wall Mount 

The back of the receiver has a recessed key hole to secure the unit 
to a wall.

Remote Temperature Sensor Unit

11. LCD Readout

 

Shows the temperature at the sensor's location.

12. LED Indicator 

Flashes when the remote sensor transmits a reading.

13. Channel Switch 

Slide to designate the remote sensor channel 1, 2, or 3.

14. “°F/°C” Button

 

Press to select °F or °C temperature scale.

Main Features & How to Access Functions (continued)

15. “TM” Button 

Press to send a registration signal to the receiver unit.

16. Battery Compartment 

The sensor unit requires 2 AA alkaline batteries (not included). 

See Battery Installation section of this manual.

17. Table Stand 

Pull the bottom of stand out from the housing for stable placement 
of the unit on a flat surface.

18. Wall Mount 

Detachable holder with a key hole slot to secure the sensor to a wall.

19. Cable Jack

 

Plug the sensor probe of the 11-foot cable (included) into the jack 
to measure the temperature of liquids (in an aquarium, swimming 
pool, hot tub, etc.). The cable may also be used to extend the 
outdoor temperature range to -58°F to 158°F (-50°C to 70°C). 
Keep the sensor unit inside and extend the cable outdoors for 
temperature readings, thus protecting the unit and its batteries 
from extreme temperatures.

Thank you for purchasing the Taylor® Digital Wireless Rain Gauge and 
Thermometer. This state-of-the-art measurement instrument is 
engineered and designed to meet the highest quality standards…to 
assure you uncompromising accuracy and consistently dependable, 
convenient performance. In order to optimize its function, please read 
this instruction manual carefully before use…and keep it handy for 
future reference.

Description of Parts

Description of Parts (Continued)

1

2

4

3

Indoor Receiver 
Unit

Remote

Temperature 

Sensor Unit

8

9

10

Line 1

Line 3

Line 5

Line 4

Line 2

Rain Gauge Transmitter:

1. 

Unscrew the 2 screws at each side of the transmitter. Carefully 
lift the top casing from the base. 

(See figure A.)

2. 

Unscrew the 4 screws from the Battery Compartment Cover 
(identifiable by the battery diagram markings). Remove the cover 
and insert 2 AA alkaline batteries as indicated by the polarity 
symbols marked inside the battery compartment. 

3. 

The transmitter will begin to transmit signals to the receiver. 
Position the receiver and transmitter

 

close to each other to 

ensure best transmission results. 

4. 

The receiver will show zeros instead of dashes when a signal is 
successfully received. If the receiver continues to show flashing 
dashes, remove the receiver's batteries and repeat instructions 
above.

5. 

There is a piece of cardboard under the rain cup to prevent 
tipping and damage during shipping. Before first use, please 
remove the cardboard to allow the rain cup to fill and empty 
when rainfall occurs. 

6.

 Replace the Battery Compartment Cover and the screws. 

7. 

Carefully replace the casing on top of the base. Replace the 
screws. Press the 

“+“

 button to ensure the Weekly rainfall total 

is reset to zero. Press the 

“-“

 button to change to the Monthly 

rainfall and press 

“+”

 to reset it to zero. Repeat to reset the 

Total rainfall display to zero. Press 

“-“ 

again to return to the 

weekly display. 

1. 

Your Taylor® Digital Wireless Rain Gauge is equipped with Low 
Battery Warning Icons. When readings grow dim or irregular, or 
one of the low battery icons appear, the batteries may need to be 
replaced. All of the low battery icons will appear on the receiver 
unit. The icon for the receiver appears next to the indoor 
temperature display. The icon for the remote sensor is next to the 
outdoor temperature display. The icon for the rain gauge is next to 
the daily rainfall display. 

2. 

Follow the steps above for Battery Installation when necessary. 

3. 

Note: Replacing the receiver's batteries will clear the memory, and 
all rainfall totals and max/min temperature records will reset to 
zero. Also, the signal registrations will be lost when batteries are 
replaced in either the remote sensor or rain gauge transmitter. 
Follow the instructions under "Battery Installation" to reregister the 
signals.

4. 

After replacing batteries in the transmitter, press and hold the 

"+" 

button  on the receiver for 3 seconds to cancel the previous signal 
registration and register a new signal between the units. The 
rainfall displays on the LCD will blink

 "----"

. The units are re-

registered properly when zeros appear on the LCD. If this does not 
occur, press and hold the 

"+"

 button again to trigger a new 

registration signal. Repositioning the units may improve signal 
transmission. If the LCD still does not show zeros, remove and 
reinstall the transmitter batteries and repeat the steps above.

5. 

After replacing batteries in the remote sensor, cancel the signal 
registration of the corresponding channel of the receiver unit by 1) 
pushing the channel button to select the respective channel; 2) 
holding the 

"CH"

 button for 3 seconds to clear the registration. Re-

register the remote sensors by pressing 

"TM"

 key on the remote 

sensors. The updated temperature will appear on the receiver. 

6.

 If the receiver's batteries are replaced, the batteries of both the 

remote sensor and transmitter must be reinstalled as well. Follow 
transmission signal registration instructions in steps 4 and 5. 

Battery Installation (continued)

Low Battery Indicator and Battery Replacement

Low Battery Indicator and Battery Replacement (cont.)

Battery Compartment 

The transmitter requires 2 AA alkaline
batteries (not included). 

See Battery 

Installation section of this manual.

Rain Gauge Net

A protective stainless steel net is placed
 on top of the rain gauge to guard against rocks, 
leaves, and other debris collecting in the rain 
gauge. The net may be removed for cleaning by 
pulling up on the ring at the side of the net.

Important: 
The rain gauge should not be left outdoors in 
temperatures at or below -4°F  (-20°C) or in snowy
 weather. If the temperature drops to this level or it begins to 
snow, remove the rain gauge to an indoor area. 

Rainfall Transmitter Unit

Battery Installation (continued)

Battery Installation

Receiver:

1.

 Lift off the battery compartment cover 

located on the back of the unit.

2. 

Insert 2 AA alkaline batteries as indicated 

by the polarity symbols marked inside the 
battery compartment.

3. 

After installing the batteries, the display 

will show flashing dashes. Once the 
transmitter's batteries are installed and the 
unit successfully transmits a signal and is 
registered, the receiver will show zeros for 
rainfall and the current outdoor 
temperature. 

4. 

Replace the battery compartment cover.

Remote Temperature Sensor:

1. 

Lift off the bracket stand, located on the back of the unit, to access 

the battery compartment cover.

2. 

Remove the 4 screws that secure the battery compartment cover and 

then remove the cover.

3. 

Select the channel setting by sliding the 

“Channel”

 switch to 

Channel 1 to register the first sensor, included in this package.Note: 
A maximum of 3 remote sensor units can be registered. Should you 
purchase one or two additional remote units (Model 1457, sold 
separately) to expand your temperature monitoring capabilities to 
multiple locations, slide the 

“Channel”

 switch to Channel 2 to 

register the second sensor and select Channel 3 to register the third 
sensor.

4. 

Insert 2 AA alkaline batteries as indicated by the polarity symbols 

marked inside the battery compartment. 

5. 

Press the 

“°F/°C”

 button to select the 

  desired temperature scale.

6. 

Press the 

“TM” 

button to send a 

   transmission signal to the receiver. The red

    LED indicator light will flash when a signal 

   is transmitted. Remote unit temperature 

    updates will then be transmitted at 2 minute
    30 second intervals. Note: If dashes are still
    displayed on the receiver unit, press the 

“TM”

 

    button to send another transmission.

7. 

Replace the battery compartment cover, replace

    and tighten screws, and reattach the bracket stand.

For the initial installation, insert the batteries into the receiver unit first, 
then the transmitter, and finally the remote sensor. Place all three units 
next to each other during battery installation for best signal initialization.

AA

'

'

'

'A

A

Rain Gauge

Net

Important: Though the rain gauge is weather-resistant, it should 
never be submerged in water or left outside during snowy 
weather. Also please note the transmitter should not be left 
outdoors in temperatures at or below -4ºF (-20ºC). If the 
temperature drops to this level, move the transmitter to an 
indoor area. The receiver unit should be kept at temperatures 
between 32ºF to 122ºF. The Transmitters should be kept at 
temperatures between -4ºF to 140ºF.

AA

'

'

AA

'

'

Setting Up The Rain Gauge Transmitter

Figure: A

Unscrew the 
2 screws then 
lift the top 
casing off

Be sure to 
remove the
cardboard
from under 
the rain cup 
before using

Use 2 'AA' batteries

Unscrew 

the 4 screws from

the battery compartment 

cover

°F/°C

1 2 3

CHANNEL

TM

C H

11

12

19

15

14

13

18

16

17

5

6

7

A maximum of 3 remote sensor units can be 

registered. One remote sensor is included. To 

purchase additional Remote Sensors (Taylor model 

1457), please check availability with your local 

Taylor® retailer, or call 1-877-858-0065 Monday-

Friday 9am to 6pm CST or visit www.partshelf.com.

CP2751 - 09.06R1

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