Cat No. 099A
Digital Programmable Thermostat
for
Weekday/Weekend Setting
User Maunal
Страница 1: ...Cat No 099A Digital Programmable Thermostat for Weekday Weekend Setting User Maunal...
Страница 2: ...E OF CONTENT 1 INTRODUCTION 2 2 INSTALLATION 4 3 SETTING CLOCK 11 4 SETTING PROGRAM 12 5 SLEEP OPERATION MODE 15 6 MANUAL OVERRIDE 15 7 HEATER OPERATION 17 8 LOW BATTERY OPERATION 18 9 SPECIFICATIONS...
Страница 3: ...1 INTRODUCTION This thermostat can replace most common indoor resi dential thermostat and is designed to be used with elec tric gas or oil heating system 1 1 Outlook 2...
Страница 4: ...ed to adapt a variety of customer needs LCD shows the NEED TO KNOW Information only which is more easy to understand 8 Changeable Programs 4 programs for weekday 2 programs each for Saturday and Sunda...
Страница 5: ...peration Mode Slim Housing Design 2 INSTALLATION This thermostat has been designed for simple and quick installation requiring only a few tools CAUTION 1 The appliance can only be mounted on dry indoo...
Страница 6: ...n power box in your home Read the following instructions carefully before discon necting the wires 1 Turn off the old thermostat 2 Remove the cover from the old thermostat 3 Unscrew the old thermostat...
Страница 7: ...2 3 Wire Labeling 1 Disconnect and identify each wire 2 Tape the wires to the wall to keep them from slipping through the hole in the wall If the hole in the wall is larger than necessary fill it in...
Страница 8: ...unting the thermostat onto the wall 2 Remove completely the front housing of the thermostat by using a screwdriver see picture 3 Mark the holes position and align the wire coming from the wall in the...
Страница 9: ...the wiring diagram shown in the section 2 7 WIRING DIAGRAM 2 7 Wiring Diagram The DRT2 thermostat can be used with single stage heating system Inside the thermostat three terminals which label COM NC...
Страница 10: ...ase follow the installation instruction 1 Find out the battery door at the side of the case 2 Slide the door upward to open it 3 Two old batteries would jump out 4 Take out the old batteries 5 Insert...
Страница 11: ...rol temperature setting is 20 0 C The heater will be operated when the room temperature drops to 19 5 C and will be turned off when the temperature rises to 21 C 2 10 Temperature Measurement HI will b...
Страница 12: ...the display will show as follows If the display is different as shown use a fine probe such as straightened paper clip to gently push the reset button 3 SETTING CLOCK 1 Press one of D H or M button to...
Страница 13: ...ate respectively 6 Press R button to return to normal operation mode 7 The unit will return to normal operation mode if no key is pressed for 10 seconds 4 SETTING PROGRAM 4 1 Pre recorded Programs Pro...
Страница 14: ...nd Sunday P7 8 programs 3 The program is set as a sequence P1 P2 P8 P1 4 2 Program Modification The pre recorded programs could be modified Follow the instructions shown below 1 Press P button to sele...
Страница 15: ...to turn off program 2 press P button to select program 2 Then press D button Program 2 is off as shown beside Press D button again will turn on the program 7 Hold H M or button about 3 seconds to fast...
Страница 16: ...nction will be paused the LCD will be blank and the relay will turn off Pressing any key to call the unit wake up 6 MANUAL OVERRIDE At the normal operation mode the current temperature setting could b...
Страница 17: ...ode with the new temperature setting 6 The unit will be back to normal operation mode automatically when no button is pressed about 10 seconds 7 Program temperature can only be set in the control temp...
Страница 18: ...hown 7 HEATER OPERATION 7 1 Heater On Operation The heater will be turned on by setting programs or manual override If the heater is turned on by setting programs the Program Number and the Heater On...
Страница 19: ...t 8 LOW BATTERY OPERATION When the voltage of the battery decrease to certain level the low battery indicator will be turned on and the thermostat cannot detect the temperature anymore When the batter...
Страница 20: ...not included 9 2 Electrical Characteristics Power Source AAA 1 5V Alkaline battery x 2 not included Switching Relay Resistive load 5A at 250VAC Inductive load 3 5A at 250VAC Clock Accuracy 60 seconds...
Страница 21: ...Output On Delay 20 seconds Operating Temperature 10 C to 50 C non condensing Storage Temperature 30 C to 60 C 20...