LAKE X USER MANUAL

FCC ID: 2AJ5K-LAKE-X

Users Manual

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FCCID_4505960

USER GUIDE

Main Screen Run Mode Set temperature Shows current Shows current Run mode Set temperature Room temperature Shows current room temoerature Fan Status Shows current Fan status System Mode Shows current Humidity system mode Shows current Humidity Time Shows current time WIFI Shows current WiFi status Specifications Temperature Sensor SHT20 Accuracy ±1°C Temperature Range Heating: 40°F – 90°F (4°C – 32°C) Cooling: 50°F – 99°F (10°C – 37°C) Operating Temp/ 0~45°C, 5~95% RH (non-condensing) Humidity Range Screen Resolution 320x480 TFT LCD Power Supply AC 24V Size 100x100x20 mm Housing Material PC IP Rank IP20 WiFi 2.4GHz only 1

Thermostat Functions Functions Descriptions System Modes Off, Heat, Cool, Auto, Emergency Fan Auto, On Run Modes Timing, Eco, Away, Hold, Temporary Room Temperature Detects the current room temperature. Display Humidity Display Detects the room humidity level Compressor Protection Controls the start and stop time intervals of the compressor. WiFi Connection Direct WiFi connection for updates and app access. Timing Programming User can preset a temperature value or range to start at a certain time and day(s). The timing program will continue until the next schedule or when overwritten by another mode/program. Away Mode Energy saving mode when you’re away from home. Recommended to preset a wide temperature range. ECO Mode Energy saving mode when you’re home or away. Recommended to have a smaller preset range than your Away mode. Filter Monitor Reminds you when it’s time to change the filter according to your preset timer. Key Lock Lock the controls to prevent others from operating the thermostat. Pre-cooling/ Preheating Calculates the best time period to execute scheduled commands. 2

App Pairing From the main screen, tap on Then select the Parameters the settings icon. option. Swipe LEFT to get to the next Swipe LEFT again to get to screen. the next screen. Follow the app download Create your account and pair instructions on this screen. the thermostat device. 3

Symbol Guide Symbol Name Description @ soemmete meggponnerten A Standby/Main Standby mode/ Main Screen @ Settings Enter settings screen 'fi Away Away mode activation & EcO ECO mode activation Off Turns off all relay outputs $ Auto System runs in Auto mode : Heat Heater activation Cool AC activation Emergency E}r]r:;grj:gcy heating for heat pump {1‘} Timing Timed schedules for preset temp & Hold Holding current set temperature Fan Auto Fan runs automatically Fan On Fan turns on KX Parameters Enter parameters screen > WiFi WiFi connectivity

Operations 1) System mode selection In the main interface press to enter the system mode selection interface. You can switch the system mode by selecting OFF , AUTO , HEAT , COOL and EMER (heat pump only). After selecting a mode, tap the check  button for it to take effect. When OFF is selected, the thermostat turns off all relay outputs. Note that not all homes will have every mode option available and depends on your HVAC system. The thermostat determines which modes are active according to the HVAC system type. 2) View or modify the set temperature In the main interface, when a system mode is selected the currently set temperature is displayed directly above the screen. Press - or + touch pads to adjust the set temperature value. When the task mode is in Timing mode, the set temperature value will be automatically changed to a temporary hold. In ECO or Away mode, the set temperature value cannot be adjusted under the main interface. The temperature settings of ECO and Away are set in the system parameter settings. 5

3) Run mode selection From the main interface, swiping left to the second page takes you to Run Mode. To activate a Run Mode option, the thermostat System Mode cannot be OFF. The Run Mode can be switched by selecting the TIMING , ECO , AWAY , and HOLD icons. TIMING mode TIMING is in the system parameter settings. If no timing schedule is turned on, the default set temperature is executed. (The mode does not change automatically.) If the device is in TIMING mode, there will be an icon displayed on the main interface screen. ECO mode This is an energy saving mode to use when you’re home or away. This mode will maintain the room temperature to stay within the preset cooling or heating temperature range. When activated, the ECO icon will display on the standby and main interface screens. The range can be adjusted within the Parameters settings, and it is recommended to have a smaller preset temperature range than your Away mode. 6

AWAY mode This is an energy saving mode to use when you’re away from home. This mode will maintain the room temperature to stay within the preset cooling or heating temperature range. When activated, the AWAY icon will display on the standby and main interface screens. The range can be adjusted within the Parameters settings, and it is recommended to have a larger preset temperature range than your ECO mode. Hold mode This mode will maintain the current set temperature. In the hold mode, the icon is displayed in the Task Mode position of the main interface. Temporary Mode When the system is in the TIMING run mode, the thermostat can be entered into the temporary mode by modifying the current set temperature. The current set temperature will hold until the next timer schedule takes effect. Temporary mode can be cancelled by selecting another task mode. 7

4) Fan mode selection From the main interface, swiping left to the third page takes you to Fan Mode. You can switch the fan mode by selecting the ON or AUTO icons. After clicking a mode, tap the submit button for your selection to take effect. Note that some homes have no fans, so this option will not be available depending on your HVAC system. 5) Settings Press the settings icon in the main interface to enter the Setting selection interface. The available System mode options are WiFi , Parameters , and Timing . WiFi – Setting WiFi WiFi setting interface as shown: 8

Select your WiFi network name, enter your password, and connect to the WiFi network. Also note that the WiFi icon in the main interface screen will appear when WiFi is connected. Parameters Setting The Parameter setting interface allows you to adjust your thermostat with numerous different features and settings. 9

Parameter Default Setting Ranges 1 Time/Date 2018-11-20 1:11AM 2 System Type Heat only Heat only conventional conventional Cool only conventional 1 stage heat and cool conventional 2 stage heat pump with Aux 1 stage heat pump with Aux and Emer 2 stage heat and cool conventional 2 stage heat pump with Aux and Emer 2 stage heat pump with Aux 3 Fan Control In 0 0 - Thermostat control fan (default) Heating 1 - Equipment control fan 4 O/B Terminal 0 0 - Directional valve opens with cooling Energized (default) 1 - Reversing valve opens with heating 5 Away Heating 40℉ / 4℃ °F range: 40 - 90 Temp °C range: 4 - 32 6 Away Cooling 99℉ / 37℃ °F range: 50 - 99 Temp °C range: 10 - 37 7 ECO Heating 64℉ / 18℃ °F range: 40 - 90 Temp °C range: 4 - 32 8 ECO Cooling 79℉ / 26℃ °F range: 50 - 99 Temp °C range: 10 - 37 9 Brightness 80 Value range: 0 - 100 10 Dead band 2℉ / 1.5℃ °F range: 2 - 9 °C range: 1.5 - 5 11 Temperature Unit F °F - Fahrenheit °C - Celsius 12 1st Stage 2℉ / 1℃ °F range: 1 - 3 Hysteresis °C range: 0.5 - 1.5 13 2nd Stage 2℉ / 1℃ °F range: 1 - 3 Hysteresis °C range: 0.5 - 1.5 14 3rd Stage 2℉ / 1℃ °F range: 1 - 3 Hysteresis °C range: 0.5 - 1.5 15 Furnace Filter 90 Value range: 0 - 360, step value: 30, A value of 0 means that the function is turned off. 16 Recovery 0 0 - not enabled 1 - enabled 17 Compressor 5 Value range: 0 - 5 mins Protect 18 Heat Temp Range 90℉ / 32℃ °F range: 40 - 90 °C range: 4 - 32 10

19 Cool Temp Range 50℉ / 10℃ °F range: 50 - 99 °C range: 10 - 37 20 Extend Fan On 0 0 - no delay Time Heat 90 - 90 seconds delay 21 Extend Fan On 0 0 - no delay Time Cool 90 - 90 seconds delay 22 Key Lock Disable Disable / Enable 23 Temp Calibration 0 °F range: -9 - 9 °C range: -4.5 - 4.5 24 Standby 1 min 30s - no button operation in 30 seconds to enter standby 1min - 1 minute without key operation to enter standby (default) 2min - no button operation in 2 minutes to enter standby 5min - 5 minutes without button operation to enter standby 10min - no button operation in 10 minutes to enter standby Never - no standby 25 Reset Thermostat 0 Adjust this value to 1 and confirm. All parameters will then be restored to the factory settings 26 Factory Test Factory test related content TIMING Setting A TIMING schedule will activate the thermostat at the preset time and will keep the room temperature within your preset range. 11

Tap to add a new timer; tap to delete a timer; keep the switch in the ON position to enable the timer; means the timer is off. Tap the schedule to edit it. You may modify the time, days of the week, and adjust the heat and cool temperature ranges. Note that up to 12 timers can be set. Key Lock Password setting: Each time you enable the key lock you will need to enter a new password. This password will save until Key Lock is disabled. When the Standby parameter is set to “Never” and the Key Lock is enabled, the Key Lock will activate once the thermostat has been idle for 30 seconds. When the Standby time is set to any other time value and the Key Lock is enabled, the main interface will lock immediately. When the system is locked, changing the main interface state, System Mode or Setting will require you to input the Key Lock password. Also when the system is locked, the ECO and Away modes will be not be able to be toggled from the standby screen. 12

Filter Monitoring To enable this function, you must first modify the number of filter days in the parameter settings. The thermostat will keep track of the number of days the filter is used. When the recorded number of days reaches the preset value, the main display will flash with the filter icon to prompt you to replace or clean the filter. Pre-cooling/preheating This function works with your TIMING schedules. When the pre- cooling/preheating function is enabled, the thermostat will calculate how far in advance it should start so that once the scheduled time arrives, the desired room temperature range has already been achieved. The “Recovery” character will be shown on the main display screen when pre- cooling/preheating has been initiated. Error Codes If an issue occurs during your normal operation, an Error code may be displayed on the main screen to prompt you to repair the equipment. 13

Displayed Error Code Error Code Description Er Temperature/Humidity sensor failure Lo Low temperature warning Hi High temperature warning FCC Compliance This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation. Attention that changes or modification not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. Note: This product 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 product 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 product 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 receiving antenna. —Increase the separation between the equipment and receiver. —Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. —Consult the dealer or an experienced radio/TV technician for help This equipment should be installed and operated with a minimum distance 20cm between the radiator and your body. 14

HaiLin Energy Technology Inc. Add: Huilongguan International Information Industry Base, Changping District, Beijing, 102206, P.R.China Tel: +86 10 52816622 Fax:+86 10 52816633 E-mail: trade@sinohailin.com.cn http://en.hailin.com/ Version 1.0


Document Created: 2019-08-20 15:14:57
Document Modified: 2019-08-20 15:14:57
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