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Version 1.0  

 

©Copyright 2016, Ambient LLC. All Rights Reserved. 

 

 

 

Page 6 

13

 

Specifications 

Operating Voltage 

1.5 Vdc 

Battery 

1 x AA   

Battery Life 

About 1 year (high quality batteries) 

Radio controlled time protocol 

WWVB (USA) 

Dimensions 

Approximately 12” 

 
 

Measurement 

Range 

Accuracy 

Resolution 

Temperature 

-10 to 130 °F 

± 1.8 °F (± 1 °C) 

1 °F 

Humidity 

0 to 100% 

± 6% (10 to 40%) 
± 5% (40 to 75%) 
± 7% (75 to 85%) 
± 8% (0 to 10 and 85 to 
100%) 

1 % 

 

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Glossary of Terms 

Term 

Definition 

DST 

Daylight saving time (DST) or summer time is the 
practice of advancing clocks during the lighter months so 
that evenings have more daylight and mornings have 
less. Typically clocks are adjusted forward one hour near 
the start of spring and are adjusted backward in the 
autumn. 

Hygrometer 

A hygrometer is a device that measures relative humidity.   
Relative humidity is a term used to describe the amount 
or percentage of water vapor that exists in air. 

RCC 

A radio-controlled clock is a clock that is synchronized 
by a time code bit stream transmitted by a radio 
transmitter connected to a time standard such as an 
atomic clock. 

WWVB 

WWVB is a NIST time signal radio station near Fort 
Collins, Colorado. WWVB is the station that 
radio-controlled clocks in most of North America use to 
synchronize themselves. The 70 kW ERP signal 
transmitted from WWVB is a continuous 60 kHz carrier 
wave, the frequency of which is derived from a set of 
atomic clocks located at the transmitter site, yielding a 
frequency uncertainty of less than 1 part in one trillion. 

15

 

Troubleshooting Guide 

If your question is not answered here, you can contact us as follows: 
 

1.

 

Email Support: 

[email protected]

 

2.

 

Technical Support: 480-346-3380 (M-F 8am to 3pm Arizona Time) 
 

Summary of Contents for RC-1200MTTH

Page 1: ...t Guide 2 3 Overview 2 4 Important Notes 2 5 Installation 3 6 Controls 3 7 Battery Installation and Initial Operation 4 8 Mechanical Deviation Adjustment 4 9 Setting the Time Manually 4 10 Forced Radio Resynchronization 5 11 Temperature and Humidity Sensors 5 12 Maintenance 5 13 Specifications 6 14 Glossary of Terms 6 15 Troubleshooting Guide 6 16 Liability Disclaimer 7 17 Warranty Information 8 1...

Page 2: ... clock never requires setting and automatically adjusts to daylight savings time DST This feature can be overridden for locations that do not observe DST example Arizona Features include Noise free second hand Hour minute and second hands Automatic daylight savings time update and leap year observation Four time zone settings Pacific Mountain Central Eastern Thermometer and Hygrometer Long battery...

Page 3: ...s 1 If the battery electrolyte in the cells should get on your skin thoroughly wash with soap and water If in the eyes rinse thoroughly with cool water Immediately seek medical attention 2 Leaking or damaged batteries might cause acid burns when in contact with skin therefore use suitable protective gloves to handle corrupted batteries 3 Correct polarity must be observed while inserting the batter...

Page 4: ...e with the atomic clock for 12 minutes If it synchronizes the clock sets properly If it does not receive the signal from the atomic clock very likely during the daytime the clock will begin running from the 12 00 position until the time synchronization is successful The clock will attempt synchronization every two hours 1 00 3 00 5 00 7 00 9 00 11 00 13 00 15 00 17 00 19 00 and 21 00 During synchr...

Page 5: ...e clock attempts to synchronize with the atomic clock for 12 minutes If it synchronizes the clock sets properly If it does not receive the signal from the atomic clock very likely during the daytime the clock will begin running from the 12 00 position until the time synchronization is successful The clock will attempt synchronization every two hours 1 00 3 00 5 00 7 00 9 00 11 00 13 00 15 00 17 00...

Page 6: ... a device that measures relative humidity Relative humidity is a term used to describe the amount or percentage of water vapor that exists in air RCC A radio controlled clock is a clock that is synchronized by a time code bit stream transmitted by a radio transmitter connected to a time standard such as an atomic clock WWVB WWVB is a NIST time signal radio station near Fort Collins Colorado WWVB i...

Page 7: ...me zone is set properly in the clock settings Avoid closed in areas Closed in areas such as basements are not recommended The clock is off by increments of an hour Check your Time Zone and DST Settings Make sure your time zone and DST switches are set properly The clock does not respond to commands Press the reset button on the back of the clock 16Liability Disclaimer Reading the User manual is hi...

Page 8: ... products assume the remaining original warranty or ninety 90 days whichever is longer The owner must pay any shipping charges incurred in getting your Ambient LLC product to a Ambient LLC for replacement or repair Ambient LLC will pay reasonable return shipping charges to the owner of the product Your Ambient LLC warranty covers all defects in material and workmanship with the following specified...

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