User & Installer Manual
SMT-400 "Enterprise"
Wi-Fi Thermostat
Ver 1.0
Jan 2018
Page 1: ...User Installer Manual SMT 400 Enterprise Wi Fi Thermostat Ver 1 0 Jan 2018...
Page 2: ...thermostat or the equipment connected to it is operating to their respective specifications and in a safe manner Due to ongoing product improvement Smart Temp Australia P L reserves the right to chang...
Page 3: ...ngs 11 Using Remote Temperature Sensors 14 Attaching the Thermostat 14 Advanced Installer Settings 15 Control Logic 24 Commissioning 24 Advanced Functions 25 Universal Input Functions 25 0 10V Output...
Page 4: ...r of buttons or touch arears are available on the SMT 400 touchscreen these buttons are used to adjust the heat and cool set temperature select the Heating or Cooling Mode or to adjust the Fan Speed a...
Page 5: ...stat The text Fault may be shown if your SMT 400 can connect to your wireless Wi Fi network router however your router has lost internet access and therefore the SMT 400 cannot connect to the Smart Te...
Page 6: ...stem to run once your room raises above your preferred cool set temperature When Cool is shown steady your SMT 400 is ready to call for cooling if needed When Cool is flashing your SMT 400 has asked y...
Page 7: ...top or other Wi Fi device to your home or office wireless network Step 1 Make sure your smart device is paired with the same network that you wish to pair your SMT 400 thermostat with Example your hom...
Page 8: ...s you to control the SMT 400 that is installed at home in your office or any other place that you have a Smart Temp Wi Fi device installed and paired with the local Wi Fi network There are no practica...
Page 9: ...D some people may not wish to use the SMT 400 Wi fi function so the icon is disabled If you wish to re pair the SMT 400 simply press the location of the icon on the SMT 400 display for 5 seconds The s...
Page 10: ...d by direct sunlight or other areas not typical of the temperature of the room Further when mounting the SMT 400 be aware that drafts may travel down the inside of cavity walls especially if mounted o...
Page 11: ...ystems it is recommended that the compressor does not start within 4 minutes of it switching off Note When power is first applied to the SMT 400 it assumes that the compressor has just stopped and app...
Page 12: ...12 P a g e SMT 400 Draft Manual...
Page 13: ...13 P a g e SMT 400 Draft Manual...
Page 14: ...rage temperature measurement See installer option 40 41 42 on page 21 A typical maximum of 40 meters is permitted for sensor runs with 0 3mm or larger shielded cable should be used When used in Start...
Page 15: ...articular application On the next few pages there is detailed explanation of these functions and their range of control While in the advanced installer menu all SMT 400 equipment control functions wil...
Page 16: ...Default 7 6 Backlight Night Time Brightness hours Controls the level of the backlight based on internet time Note SMT 400 must be connected to internet and accurate location set Range 0 23 Default 19...
Page 17: ...e sets the minimum temperature the user can select The next lowest value below this is OFF When the user attempts to set a temperature below this Off Value the SMT will flash the padlock symbol Displa...
Page 18: ...Cool Only Mode Fan purge 1 Minute 10 Cool Only Mode Fan purge 3 Minutes 11 Cool Only Mode Fan purge 5 Minutes 12 Cool Only Mode Fan purge 10 Minutes 18 Fan Span 3 Fan Speeds When the SMT 400 is set fo...
Page 19: ...sed on a variable value such as option 1 temperature or option 2 RH this setting determines that threshold Range is 0 to 100 This can be deg C F for temperature or 0 100 RH for example 24 0 10v Output...
Page 20: ...fault is 0 1v Adjustable range Deg F 1 0F to 6F on 0 1F increments default is 2F 35 0 10v Fan Span This value sets how far from set point the 0 10V Fan output is at 10V Adjustable range Deg C 0 5c to...
Page 21: ...sensor Adjustable range Deg C 4 5C Default value 0 0 Adjustable range Deg 9F 44 Calibration Remote Temperature Sensor Calibration Offset for the remote temperature sensor if used Adjustable range Deg...
Page 22: ...1 or 42 are set as a door input this register defines how long the input must be active before the function is initiated Range 0 300 seconds Default is 180 seconds 53 PIR Input Delay If one of the uni...
Page 23: ...2 Even 62 Heat setpoint limit This is the highest heat setpoint the user is permitted to set When the user attempts to set a heating temperature above this value the thermostat will chirp and display...
Page 24: ...faint clicks as the SMT 400 internal relays change The equipment fan speed should change accordingly Test Heating and Cooling if both fitted Turn the SMT 400 to Auto season mode if available To change...
Page 25: ...input will force the SMT 400 to OFF mode after a present period as defined in option 51 of the installer option menu The SMT 400 will flash the word OFF in the display to inform that it is held off v...
Page 26: ...temperature exceeds the defined threshold as set by installer option number 47 page 19 Occupied The relay will energise whenever the room is detected or told via a universal input that the room is un...
Page 27: ...oad from the download page at www thermostat com au or from an authorised Smart Temp Distributor Outside air economy cycle The SMT 400 can provide an outside air economy cycle function to help cool yo...
Page 28: ...e called regardless of the room and set temperature If the outside air temperature is below the Cool off temperature value as defined in installer option 12 cooling will not be called regardless of th...
Page 29: ...cted within the installer pre set seek time the SMT 400 will LOCK into Occupied Mode and no longer rely on continued movement within the room to remain in Occupied Mode Next time the door is opened th...
Page 30: ...elay Off or 4 minutes Maximum Hourly Cycles Unlimited 30 10 or 6 Installer Set Display Resolution 0 1C 1F Control Range Off to 38C 100F Outside Air Temp Display Range 8 60C 17 140F Back Light White LE...
Page 31: ...ns SMT 400 has no display Power failure or faulty SMT 400 Check for 24VAC on the 24 24C terminals Reversing valve remains energised after heating or cooling has stopped This is not a fault The reversi...
Page 32: ...400 dip switch settings so that SW1 ON If the Air Conditioning supports this function The text Fault is shown on the Display The SMT 400 may be receiving a signal from a building management system the...
