Meri TM USER GUIDE
Main Screen Specifications Temperature Sensor Accuracy Temperature Range Operating Temp/ Humidity Range Screen Resolution Power Supply Size Housing Material IP Rank WiFi NTC ±1°C Heating: 40°F – 90°F (4°C – 32°C) Cooling: 50°F – 99°F (10°C – 37°C) 0~45°C, 5~95% RH (non-condensing) 320x480 TFT LCD AC 24V 112x112x20 mm PC IP20 2.
Thermostat Functions Functions Descriptions System Modes Fan Task Modes Room Temperature Display Humidity Display Compressor Protection Off, Heat, Cool, Auto, Emergency Auto, On Timing, Eco, Away, Hold, Temporary Detects the current room temperature. WiFi Connection Timing Programming Away Mode ECO Mode Filter Monitor Key Lock Pre-cooling/ Preheating Detects the room humidity level Controls the start and stop time intervals of the compressor. Direct WiFi connection for updates and app access.
App Pairing From the main screen, tap on the settings icon. Then select the Parameters option. Swipe LEFT to get to the next screen. Swipe LEFT again to get to the next screen. Follow the app download instructions on this screen. Create your account and pair the thermostat device.
Symbol Guide Symbol Name Description System Mode Selection of heat/ cool/ auto/ emer/ off options Standby/Main Standby mode/ Main Screen Settings Enter settings screen 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 Emergency heating for heat pump systems Timing Timed schedules for preset temp Hold Holding current set temperature Fan Auto Fan runs automatically Fan
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 , HEAT , COOL and EMER , AUTO (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.
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 , AWAY , and HOLD , ECO 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.
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.
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.
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.
Parameter Default Setting 1 2 Time/Date System Type 2018-11-20 1:11AM Heat only conventional 3 Fan Control In Heating O/B Terminal Energized 0 40℉ / 4℃ 9 10 Away Heating Temp Away Cooling Temp ECO Heating Temp ECO Cooling Temp Brightness Dead band 11 Temperature Unit F 12 2℉ / 1℃ 15 1st Stage Hysteresis 2nd Stage Hysteresis 3rd Stage Hysteresis Furnace Filter 16 Recovery 0 17 Compressor Protect Heat Temp Range 5 4 5 6 7 8 13 14 18 0 99℉ / 37℃ 64℉ / 18℃ 79℉ / 26℃ 80 2℉ / 1.
19 Cool Temp Range 50℉ / 10℃ 20 0 22 23 Extend Fan On Time Heat Extend Fan On Time Cool Key Lock Temp Calibration 24 Standby 1 min 25 Reset Thermostat 0 26 Factory Test 21 °F range: 50 - 99 °C range: 10 - 37 0 - no delay 90 - 90 seconds delay 0 - no delay 90 - 90 seconds delay Disable / Enable °F range: -9 - 9 °C range: -4.5 - 4.
Tap to add a new timer; tap the ON position to delete a timer; keep the switch in 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.
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.
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.
© 2016 Momentum Momentum is a registered trademark in the United States. Apple and iPhone are registered trademarks of Apple Inc. Google, Google Play, and Android are trademarks of Google LLC. All other brands and product names are or may be trademarks of their respective owners. Note: Screen shots and procedures described in this manual are subject to change without notice. The latest Momentum User Guide is always available on our website at http://www.momentumcam.com. Apollo Tech USA, Inc.
