Chung s Electronic CHUNGS-05-002 Wireless Thermo-Hygro Sensor (Transmitter) User Manual

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Document ID	555094
Application ID	nRBglLnZcllOBGoZLDXpaQ==
Document Description	User Manual
Short Term Confidential	No
Permanent Confidential	No
Supercede	No
Document Type	User Manual
Display Format	Adobe Acrobat PDF - pdf
Filesize	10.33kB (129175 bits)
Date Submitted	2005-06-23 00:00:00
Date Available	2005-06-23 00:00:00
Creation Date	2005-04-16 17:01:59
Producing Software	Acrobat Distiller 5.0.5 (Windows)
Document Lastmod	2005-04-16 17:02:09
Document Title	MULTI-CHANNEL CABLE FREE REMOTE THERMO-HYGRO SENSOR
Document Creator	Acrobat PDFMaker 5.0 for Word
Document Author:	r&d

MULTI-CHANNEL CABLE FREE REMOTE THERMO-HYGRO SENSOR
MODEL: C-8102
USER’S MANUAL
INTRODUCTION
Congratulation on your purchasing of the C-8102 Remote Sensor. The Remote Sensor is used with the
Chung’s 433MHz multi-channel In-Out wireless weather station to monitor the temperature and
humidity changes of remote or outdoor sites. Operation is easy and no wire installation is required.
MAIN FEATURES
1. LED INDICATOR
Flashing when the sensor transmitting a reading.
2. LCD
Indicates the selected channel, displays the current temperature and humidity alternately.
3. CHANNEL SLIDE SWITCH
Designate the channel of the sensor to Channel 1, Channel 2 or Channel 3.
4. RESET BUTTON
Reset all settings to default values
5. WATER RESISTANT RING
Prevent the unit from water penetrating.
6. BATTERY COMPARTMENT
Contains 2 AAA size batteries.
7. BATTERY DOOR
Covers the battery compartment
8. WALL-MOUNT HOLDER
Support the sensor on wall
9. FOLDING TABLE STAND
For standing the unit on a flat surface
BEFORE YOU BEGIN
For best operation, please read the follows:
1. Assign different channels to different sensors.
2. Insert 2 AAA batteries for the sensors before doing so for the weather station.
3. Place the weather station as close as possible next to the sensor; reset the weather station after
installing batteries.
4. Place the receiver and transmitter away from metal objects and electrical appliances to minimize
the interference. Position the sensor and the main unit within effective transmission range: about
30 meters in usual circumstance.
Note:
1. The building material and the position of the receiver and transmitter affect the effective range. So
try various set-ups will help to obtain the best result.
2. Though the transmitter is waterproof and meant to be used outdoors, it should be placed away
from direct sunlight, rain or snow.
℉
BATTERY AND CHANNEL INSTALLATION
The transmitter uses two AAA size batteries. To install them, do the follows:
1. Unscrew the screws on the battery door.
2. Select the channel number by sliding the CHANNEL slide switch.
3. Select the temperature display unit on the ℃ / ℉ slide switch.
4. Insert the batteries as per the indication marked in the battery compartment.
5. Replace the battery door and secure its screws.
CHANGE CHANNEL
Once a channel is assigned to a transmitter, you can change it by removing the batteries and repeating
the above procedure, the other way is to select the designated channel and then reset the transmitter.
LOW BATTERY WARNING
When the low battery indicator displays in the sensor, it will show up in the main unit under the
represented channel, replace with 2 new AAA batteries at once.
OPERATION
Once batteries are inserted, the transmitter will start transmitting samplings at 60-64 seconds intervals.
The current temperature and humidity will be shown on the transmitter’s LCD. The temperature
unit ℃ / ℉ shows in the receiver is determined by the setting on the receiver.
THE RESET BUTTON
Refer to the main unit’s manual for further information.
This button is used to reset all settings to default values, when changing the channel or malfunctioning.
Use a blunt wire to hold down the button to reset it.
HOW TO USE THE TABLE STAND OR WALL MOUNTING
The transmitter comes with a wall-mount holder and folding stand. Use either to set up the unit.
CAUTIONS
This unit is engineered to give you years of satisfactory service if you handle it carefully. Follows are
a few cautions:
1. Do not immerse the unit in water.
2. Do not leave disabled battery in the watch for a long time and be sure to replace it with new ones.
If battery fluid leaks out, it may damage movement components.
3. Avoid rough using or dropping the unit.
4. To clean the unit, use a dry soft cloth or a soft cloth moistened in a solution of water and a mild
neutral detergent. Never use solvents (such as benzene, spray cleanser).
5. Always read the user’s manual thoroughly before operating the unit.
NOTE
Under the environment with radio frequency interference, the sample could not maintain communication link
and resume to normal when interference stops.
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.
SPECIFICATIONS
Our temperature measuring range:
Recommended operating range:
Temperature resolution:
-20 °C to +60 °C
-20 °C to +50 °C
0.1 °C / 1°F (above 0 °C)
1 °C / °F (below 0 °C)
Remote relative humidity measuring range:
Recommended operating range:
Resolution:
20% RH to 90% RH
20% RH to 90% RH
1%RH
RF Transmission Frequency:
No of remote unit:
RF Transmission Range:
Temperature sensing cycle:
433MHz
up to 3 units
Maximum 30 meters
around 60 ~ 64 seconds
Power:
3 V, use 2 x AAA 1.5V alkaline battery
Weight:
53gm
Dimension:
65 (W) x 93 (H) x 27 (D) mm

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Title                           : MULTI-CHANNEL CABLE FREE REMOTE THERMO-HYGRO SENSOR
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