MULTI-CHANNEL IN-OUT CABLE FREE THERMO
Contents
1. Temperature sensing cycle Power Main unit Remote sensing unit Weight Main unit Remote sensing unit Dimensions Main unit Remote sensing unit 433 MHz Maximum of 3 Maximum 30 meters 0 1 C to 0 2 F around 40 seconds 2 pes UM 3 or AA 1 5V alkaline battery 2 pes UM 4 or AAA 1 5V alkaline battery 159 5 gm 63 gm 117 x 107 x 26 mm 92 x 60 x 20 mm 11 NOTE ON COMPLIANCE This product complies to standards and specifications of BZT FCC and article number 334 of PTT Warning Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment 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 pro tection 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 inter ference 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 o2. 3 Select the temperature display unit on the C F slide switch Follow these steps to install replace batteries 1 Slide open the battery compartment door 2 Insert the batteries strictly according to the polarities shown therein 4 Insert the batteries strictly according to the polarities shown therein 5 Replace the battery compartment door and secure its screws 3 Replace the battery compartment door Replace the batteries when the low battery indicator of the particu lar channel lights up on the main unit Repeat the steps described in section BEFORE YOU BEGIN Replace the batteries when the low battery indicator of the indoors temperature lights up Repeat the steps described in section BEFOREYOUBEGIN Note that once a channel is assigned to a remote unit you can only change it by removing the batteries or resetting the unit If not disposed of properly batteries can be harmful Protect the environment by taking exhausted batter ies ot authorized disposal stations GETTING STARTED Once batteries are placed in a given remote sensor unit it will start transmitting information at 40 second intervals Also for approximately a 3 minute duration the main unit will automatically search for signals once batteries are installed Upon successful reception the individual channel temperature readi
3. from a remote sensor or the main unit is a one step procedure The remote sensor channel or the main unit display is indicated in a box under the kinetic wave icon The kinetic wave display shows the signal receiving status of the main unit There are three possible forms The unit is in searching mode Arrow ite at Transmission data are securely MNATCSLOE TREND registered Temperature No signals Trend Falling Arrow THE COMFORT LEVEL ICONS indicator I Humidity The comfort level is based on the recorded relative humidity An Trend indicator will be displayed ot show if the level is comfortable wet or dry Falling Note If the temperature goes above or below the tempera ture measuring range of the main unit or the remote unit ConiorHeva Deomrorr OL C2 wer stated in specification the display will show HHH or TEMPERATURE AND HUMIDITY TREND INDICATORS REMOTE SENSOR SCANNING The unit can be set to automatically scan and display readings from the remote sensors When the remote sensor mode is active the display will show the readings from one channel for about 4 second and then proceed to the next channel display The temperature trend and humidity trend indicators show the trends of collected readings Arrows indicate a rising steady or falling trend To activate the remote sensor scanning mode e Press and hold CHANNEL for 2 seconds
4. increments by one degree or percentage Press and hold the button for a rapid scrolling sequence by increments of five GB Note The temperature range is from 50 C 58 F to 70 C 158 F If this is the first time you set the limits the lower limit will start from 50 C 58 F and the upper limit 70 C 158 F Otherwise the reading will start from the temperature last selected The humidity range is from 2 to 98 If this is the first time you set the limits the lower limit will start from 2 and the upper limit 98 Otherwise the read ing will start from the humidity last selected 3 Repeat the steps to set the upper humidity setting and the lower temperature and humidity settings 4 When finished press HI LO to set another limit or wait 16 seconds and the unit will automatically return to the normal display The respective HI LO or both indicators will light up to signify the status of the alarm If in another channel other than channel one is selected when the alarm activates the display will switch to channel 1 and the display will flash If left untouched the alarm will activate for a 1 minute Press any key to momentarily stop the alarm The alarm will acti vate again if the limit continues exceeds the set limit Note If a second limit is passed while an alarm is active the first alarm will complete its 1 minute cycle and the alarm will continue to activate for a second minute to indicate tha
5. MULTI CHANNELIN OUT CABLEFREE THERMO HYGROMETER MODEL EMR812HGN USER S MANUAL INTRODUCTION Congratulations on your purchase of the Multi Channel In Out Thermometer Hygrometer EMR812HGN with a 433MHz cable free thermo hygro sensor Enclosed with this package is one 1 main display unit and one 1 cable free remote thermo hygro sensor unit The main unit has an extra large multifunction 2 line LCD that shows recordings for indoor and outdoor temperatures humidity maximum and minimum recordings and trend indicators The unit supports up to three 433MHz remote thermo sensors or thermo hygro sensors A variety of additional sensors can be purchased separately In addition to monitoring maximum and minimum temperature and humidity readings the unit also has an alarm that can be set to activate once readings exceed a given variance No wire installation is required between the main and remote units As the EMR812HGN operates at 433MHz it can be used in the U S and most places in Continental Europe FEATURES MAIN UNIT G Extra large two line Liquid Crystal Display LCD Multifunction display showing temperature and humidity max min memory and trend indicators for the main unit and remote sensors CHANNEL button Selects among different channels Activates remote sensor scanning mode IN
6. REMOTE Selects between the main unit display and a selected remote unit Activates search mode MEM CLEARbutton Recalls the maximum or minimum temperature and humidity readings Clears the maximum and minimum temperature and humidity memory of remote sensor channels or the main unit display HI LO button Set the upper or lower temperature alarm limits of individual channels Confirms alarm settings A button Sets the readings for the upper or lower temperature and humidity of individual channels AL ON OFF button Activates or deactivates alarm RESET Returns all settings to default values and erases all memories C F slide switch Selects between degree Centigrade C and Fahrenheit F Battery compartment Accommodates two AA size batteries Retractable table stand For standing the main unit on a flat surface Recessed Wall mount hole For mounting the main unit on a wall FEATURES REMOTE THERMO HYGRO SENSOR Two line LCD Displays the current temperature and humidity monitored by the remote unit LED indicator Flashes when the remote unit transmits a reading C F slide switch Selects between Centigrade C and Fahrenheit F Channel slide switch Designates the remote unit Channel 1 Channel 2 or Channel 3 RESET Returns all settings to default values Battery compartment Accommodates two AAA size batteries ao BEFORE YOU BEGIN Ha m vy ak c To ensure pro
7. To deactivate the remote sensor scanning mode e Press any button MAXIMUM AND MINIMUM TEMPERATURE AND HUMIDITY The maximum and minimum recorded temperature and humidity readings will automatically be stored in the memory To display the maximum and minimum display memory 1 Select the channel to be checked 2 Press MEM CLEAR once to display the maximum temperature and again the minimum temperature The respective indicators MAX or MIN will be displayed To clear the memory Press and hold MEM CLEAR for 2 seconds If you press MEM CLEAR now the maximum and minimum tem peratures will have the same values as the current ones until different readings are recorded HOW TO USE CHANNEL 1 TEMPERATURE HUMIDITY ALARM Upper and lower temperature and humidity limits for channel 1 can be set so that an alarm activates when the limits are exceeded The high and low temperature and humidity displays are selected by sequentially pressing HI LO The high low displays are as follows Sequence Respective Display Pressing HI LO once Enters HI temperature display Pressing HI LO twice Enters HI humidity display Pressing HI LO three times Enters LO temperature displa Pressing HI LO a four time Enters LO humidity display To set a high or low temperature or humidity alarm 1 Press HI LO channel 1 will be displayed 2 Press A to set the temperature or humidity limit Each press will increase
8. erature display on the main unit is dominated by the selection on the C F slide switch of the main unit Whatever the display units of the remote sensors are they will be automatically converted to the chosen one of the main unit LOW BATTERY WARNING When it is time to replace batteries the respective low battery indicator will show up when the respective channel is selected The battery level of the main unit will be shown on the indoor tempera ture when it is running low HOW TO USE THE TABLE STAND OR WALL MOUNTING The main unit has a retractable table stand which when flipped open can support the unit on a flat surface Or you can flip close the stand and mount the unit on a wall using the recessed screw hole As for the remote unit it comes with a wall mount holder and a removable stand Use either to hold the unit in place Wall mount Table Stand Main unit Remote unit Wall mount THE RESET BUTTON SPECIFICATIONS This button is only used when the unit is operating in an unfavorable way or malfunctioning Use a blunt stylus to hold down the button All settings will return to their default values PRECAUTIONS This product is engineered to give you years of satisfactory service if you handle it carefully Here are a few precautions 1 2 Do not immerse the unit in water Do not clean the unit with abrasive or corrosive materials They may scratch the
9. ng will be displayed on the top line and the respective humidity reading on the bottom line The main unit will automatically update its readings at about 40 second intervals If no signals are received blanks will be displayed and the kinetic wave icon will not show To force a signal search e Press and hold IN REMOTE for 2 seconds to enforce a 3 minute search This is useful in synchronizing the transmission and reception of the remote and main units Repeat this step whenever you find discrepancies between the reading shown on the main unit and that on the respective remote unit HOW TO CHECK REMOTE AND INDOORS TEMPERATURES Kinetic wave Icon Indoor Display Designated Display To display temperature humidity readings from the main unit e Press IN REMOTE until a dot is displayed in the box under the kinetic wave To display temperature humidity readings from a remote sensor e Press CHANNEL until the appropriate remote sensor channel is displayed in the box under the kinetic wave If no readings are received form one particular channel for more than 15 minutes blanks will be displayed until further readings are successfully searched Check the remote sensor to ensure that it is secure and that the correct channel has been selected Optionally press and hold IN REMOTE for 2 seconds to enforce a search HOW TO READ THE KINETIC WAVE DISPLAY Display of readings
10. per functioning of the EMR812HGN follow this 5 setup procedure Gae E D For best operation CIEE F 1 Assign different channels to different remote units 2 Insert batteries for remote units before doing so for the main unit see instructions for battery installation 3 Place the main unit as close as possible next to the remote unit reset the main unit after installing batteries This will ensure easier synchronization between the transmission and recep G tion of signals 4 Position the remote unit and main unit within effective transmis sion range which in usual circumstances is 20 to 30 meters Note that the effective range is vastly affected by the build ing materials and where the main and remote units are positioned Try various set ups for best result Though the remote units are weather proof they should be placed away from direct sunlight rain or snow Battery door Wal moart holder BATTERY AND CHANNEL Supports the remote unit in wall mounting INSTALLATION REMOTE UNIT Removable table stand For standing the remote unit on a flat surface The remote thermo hygro sensor unit uses two 2 UM 4 or AAA size alkaline batteries 8 Follow these steps to install replace batteries BATTERY INSTALLATION MAIN UNIT 1 Remove the screws on the battery compartment 2 Select the channel number on the CHANNEL slide switch The main unit uses two 2 UM 3 or AA size alkaline batteries
11. plastic parts and corrode the electronic circuit Do not subject the unit to excessive force shock dust tempera ture or humidity which may result in malfunction shorter electronic life span damaged battery and distorted parts Do not tamper with the unit s internal components Doing so will invalidate the warranty on the unit and may cause unnec essary damage The unit contains no user serviceable parts Only use fresh batteries as specified in the user s manual Do not mix new and old batteries as the old ones may leak Always read the user s manual thoroughly before operating the unit 10 Main unit Display temperature range Proposed operating range Temperature resolution Temperature compensation Relative Humidity Operating range 50 0 C to 70 0 C 58 0 F to 158 0 F 5 0 C to 50 0 C 23 0 F to 122 0 F 0 1 C to 0 2 F 10 0 C to 60 0 C 14 0 F to 140 0 F 25 RH to 90 RH Remote thermo hygro unit Display temperature range Proposed operating range Temperature resolution Temperature compensation Relative Humidity Operating range 50 0 C to 70 0 C 58 0 F to 158 0 F 20 0 C to 60 0 C 4 0 F to 140 0 F 0 1 C to 0 2 F 10 0 C to 60 0 C 14 0 F to 140 0 F 25 RH to 90 RH General RF Transmission Frequency No of Remote unit RF Transmission Range Temperature compensation
12. r more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is needed e Consult the dealer of an experienced radio TV technician for help GB CAUTION The content of this manual is subject to change without further notice Due to printing limitation the displays shown in this manual may differ from the actual display The manufacturer and its suppliers held no responsibility to you or any other person for any dam age expenses lost profits or any other claim arise by using this product The contents of this manual may not be reproduced without the permission of the manufacturer 12
13. t a second limit has been surpassed To disable an alarm 1 Enter the setting mode by pressing HI LO 2 Then press AL ON OFF The alarm has been disabled and will not sound at the previously set limit To disable a sounding alarm e Press any button the alarm sound will stop DISCONNECTED SIGNALS If without obvious reasons the display for a particular channel goes blank press IN REMOTE to enforce an immediate search If that fails check 1 The remote unit of that channel is still in place 2 The batteries of both the remote unit and main unit Replace as necessary Note that when the temperature falls below freezing point the batteries of outdoor units will freeze lowering their voltage supply and the effective range 3 The transmission is within range and path is clear of obstacles and interference Shorten the distance when necessary TRANSMISSION COLLISION Signals from other household devices such as door bells home security systems and entry controls may interfere with those of this product and cause temporarily reception failure This is nor mal and does not affect the general performance of the product The transmission and reception of temperature readings will resume once the interference recedes NOTE ON C AND F The unit of temperature display is selected on the C F slide switch Select C for Centigrade or F for Fahrenheit Note that the remote temp
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