Related Manuals for United CoolAir MARVEL MINI
Summary of Contents for United CoolAir MARVEL MINI
- Page 1 MARVEL MINI HVAC MICROPROCESSOR CONTROLLER Installation, Operation and Maintenance Manual Effective December 2018 Building Management System ***Interactive PDF***...
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Page 2: Table Of Contents
SYSTEM ENABLES 39 Marvel Mini™ - Controllable System Component SET POINTS 40... -
Page 3: General Purpose
Mini Controller is for a maximum of one compressor and/or The Marvel Mini™ is equipped with a set of plug in terminal one heater with two modulating analog outputs to regulate block connectors used to connect the Main Board to the... -
Page 4: Information
Marvel Mini™ - Controllable System Component Information With this new format, one of the key benefits of the Marvel Mini™ application software is set up universally so that any of the following functions could literally be added to any of the corresponding channels This means for example, any of the listed functions under Analog/Universal Inputs could be placed onto any of the Universal Channels U1 though U10 whereas in the past and with most control vendors, a software modification would be required. -
Page 5: Available Functions
Installation, Operation and Maintenance Manual Marvel Mini AVAILABLE FUNCTIONS The following is a listing of available functions please inquire with the local United CoolAir Distribution for unit design configurations with these functions: ● One Compressor Staged ON/OFF or Digital ● One Heater Staged ON/OFF or Modulating or Hot Water Coil or Steam Coil for modulating control valves at 0-10vdc output ●... -
Page 6: Hardware And Architectural Layout
Installation, Operation and Maintenance Manual Marvel Mini HARDWARE AND ARCHITECTURAL LAYOUT ARDWARE AND RCHITECTURAL AYOUT Terminal / Building Wall Mount Management Control System Interface Wiring BMS - Interface ... -
Page 7: Marvel Main Board
Marvel Mini MARVEL MAIN BOARD Figure 2 – Marvel Mini™ Main Board is the layout of the main control board. The reference designator Jxx specifically lists the functions of each location on the board These references are as follows: FIGURE 2 – MARVEL MAIN BOARD... -
Page 8: Marvel Terminal (Wall Control)
Installation, Operation and Maintenance Manual Marvel Mini MARVEL TERMINAL (WALL CONTROL) The Marvel Terminal is complete with LCD Display and Keypad The Terminal has LED indicators integral to the buttons A description of each indicator light is discussed with the function of the each button starting on page 11 The Marvel Terminal contains no sensors and does not need to be located in the building’s space that is being conditioned... -
Page 9: Marvel Wall Display Buttons
Installation, Operation and Maintenance Manual Marvel Mini MARVEL WALL DISPLAY BUTTONS See Figure 4 – Control Buttons for reference ALARM BUTTON UP BUTTON PROGRAM BUTTON ENTER BUTTON ESCAPE BUTTON DOWN BUTTON FIGURE 4 – CONTROL BUTTONS ALARM BUTTON button is used for viewing the present alarms with the system During an alarm condition, the... -
Page 10: Programming And Operating Screens
Installation, Operation and Maintenance Manual Marvel Mini PROGRAMMING AND OPERATING SCREENS As shown in Figure 4 previous, each of the buttons are used to access specific locations to Read or Change (such as set point) values Below is a list of the menus that are accessible from the wall mount controller By pressing the Prg button multiple times, the following menus will appear: 4 SET POINTS menu –... -
Page 11: Display Dimensions 11
Installation, Operation and Maintenance Manual Marvel Mini DISPLAY DIMENSIONS Refer to Figure 6 – Terminal Dimensions for dimensional data Dimensions shown are in inches FIGURE 6 – TERMINAL DIMENSIONS Marvel Display (Terminal) – Wall Mounting Refer to Figure 7 – Wall Mounting for instructions to mount the Terminal to a wall FIGURE 7 –... - Page 12 Installation, Operation and Maintenance Manual Marvel Mini For best results in mounting of the wall controller, obtain an single position Receptacle/Switch Electrical Box which typically measures approximately 375” high x 225” wide x 283” deep Install the box sideways (90 degrees) internal to the wall from the original upright position.
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Page 13: Connecting Cable
Installation, Operation and Maintenance Manual Marvel Mini CONNECTING CABLE SENSOR FIELD MOUNTING & WIRING All sensors and optional components that must be field The Marvel Terminal (Wall Control) connects to the Marvel installed and wired to the electrical control panel must be... - Page 14 Installation, Operation and Maintenance Manual Marvel Mini 8 Connect from the negative terminal “–” inside the IMPORTANT: Please observe polarity of this sensor The “+” is +24 vdc and the “–“ is the output (4-20 mA) pressure transducer to the unit’s electrical terminal to the Analog Input of the controller block TB-DMPT –...
- Page 15 Installation, Operation and Maintenance Manual Marvel Mini FIGURE 9 – SUPPLY AIR SENSOR Wiring Duct Mount Return Air Temperature Sensor (Optional Humidity) Figure 10 – Supply Air Sensor Wiring shows how the sensor The return air temperature sensor shown in Figure 11 –...
- Page 16 Installation, Operation and Maintenance Manual Marvel Mini FIGURE 11.5 – CONNECTING THE TERMINAL NOTES: 1 Return Temp & RH Sensor is Factory Provided & Field Installed Optional Humidity Control FIGURE 11 – RETURN AIR SENSOR If the sensor for Return Air has the optional humidity sensor,...
- Page 17 Installation, Operation and Maintenance Manual Marvel Mini Room/Space Wall Mount Temperature and NOTE: Use a minimum two-conductor cable for temperature only. Use a minimum five conductor for temperature Optional Humidity Sensor and humidity control The room temperature with humidity sensor option must be 1 The room air temperature sensor is non-polarity field installed in the room being conditioned.
- Page 18 Installation, Operation and Maintenance Manual Marvel Mini FIGURE 13 – ROOM TEMPERATURE HUMIDITY SENSOR WIRING 1 Cut out the mounting template provided with the (Example shown with TB-RTHS humidity connections option) sensor 2 Select the location to mount the sensor and drill a hole Duct Mount Outdoor Air Temperature through the supply air duct at least ¾”...
- Page 19 Installation, Operation and Maintenance Manual Marvel Mini FIGURE 14 – OUTDOOR AIR TEMPERATURE / HUMIDITY SENSOR Wiring 7 Connect from the terminal marked Hout inside the Using a minimum 18-20 AWG 300 volt rated two conductor shielded cable with drain wire make the following electrical outdoor temperature/humidity sensor to terminal TB- connections.
- Page 20 Installation, Operation and Maintenance Manual Marvel Mini Remote Alarm Output Option 3 At the unit, connect one of the wires to TB-WP – 1 4 Connect the other wire to TB-WP – 2 On systems without BMS Communications, an option can...
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Page 21: Marvel Multiapp Controller - Sequence Of
Installation, Operation and Maintenance Manual Marvel Mini mounting instructions provided with the device Install a location to the unit’s terminal blocks TB-RMTO Connect four conductor cable minimum 18 AWG 300 volt rated from the wires as follows: the smoke detector to the terminal blocks labeled TB-SD... - Page 22 Installation, Operation and Maintenance Manual Marvel Mini Supply Air Blower there is no output adjustment the VFD so the blower speed will remain constant Once the Outdoor Air Damper is open either by time delay On units with Electronically Commutated Blower Motors,...
- Page 23 Installation, Operation and Maintenance Manual Marvel Mini If the Cooling Demand rises above minimum damper will be staged when the Waterside Economizer Demand is position set point, and the Outdoor Air Enthalpy is less than equal to 100% for greater than the Economizer Assist (field...
- Page 24 These Start and Hysteresis Set points are adjustable but it 663% and stops at 03% These Start and Hysteresis Set is not recommended unless consulting with United CoolAir’s points are adjustable but it is not recommended unless support team first.
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Page 25: Operation
These Start and Hysteresis Set points are adjustable but it Defrost Switch(s) reset, the Reversing Valves are then de- is not recommended unless consulting with United CoolAir’s energized placing the system back into heat pump mode of support team first. - Page 26 If the Room/Return Air Humidity is above the Room/ be important for United CoolAir to know the location where Return Humidity set point plus ½ the band set point, the unit will be installed because each controller is set up...
- Page 27 Installation, Operation and Maintenance Manual Marvel Mini password protected Technicians Menu to prevent easy equal to 100% for greater than 10 minutes, Compressor access 2 shall be cycled on to provide Cooling Assistance The Cooling Demand is calculated by the Space or Supply...
- Page 28 Installation, Operation and Maintenance Manual Marvel Mini cursor will now be at the Override ON/OFF point Press the above the Morning Warm-Up Set point or the Morning UP/DOWN buttons to set Override to ON and then press Warm-Up Time period expires Once this occurs, the start...
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Page 29: Standard System Safeties
Installation, Operation and Maintenance Manual Marvel Mini Morning Cool-Down by BMS Global Alarm (Requires BMS Communications option) As a standard, Interlock Terminal Blocks are provided for field connection to the Global Alarm dry contact closure Should the controller have the BMS option, Morning Cool-... - Page 30 Installation, Operation and Maintenance Manual Marvel Mini Fire/Smoke Detection Once the High Pressure Trip occurs, the compressor must be re-enabled under the System Enables menu in the The Fire/Smoke Detection shut down is a factory standard controller feature (electrical termination points only) This Fire/Smoke...
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Page 31: Optional System Safeties
Installation, Operation and Maintenance Manual Marvel Mini Drain Pan Overflow Switch alarms for the following sensors The High and Low Limit Set Points are available under the Alarm Set Points menu The drain pan overflow switch is an optional factory supplied The sensors must be enabled for the High and Low Alarm component. -
Page 32: Marvel Terminal Keypad And Display Operation
Logo (not pictured) then transferring it to the name button is pressed Compressor 1 will be shut down of the controller being developed by United CoolAir and locked out from operation until repairs are made to Corporation as well as information for further reference Compressor 1’s refrigerant system... -
Page 33: Changing Set Points, Parameters, And Values
Installation, Operation and Maintenance Manual Marvel Mini DANGER: BEFORE ATTEMPTING TO TROUBLESHOOT Alarm Logger Record>01 A SYSTEM ALARM, BE AWARE THAT REFRIGERANT CONTAINED IN EACH COMPRESSOR SYSTEM AND 15:35 04/05/17 HOT WATER OR STEAM FROM HEATING COILS CAN CAUSE SEVERE BURNS HIGH VOLTAGE AND... - Page 34 Installation, Operation and Maintenance Manual Marvel Mini This is the home screen within the System Status If no Air Economizer buttons are pressed within 5 minutes, the displayed screen will revert back to this displayed screen showing Day of the Econ Demand >...
- Page 35 Installation, Operation and Maintenance Manual Marvel Mini This screen shows the demand for Mechanical Cooling Any alarms that occur within compressor circuits will bypass Compressors and total number of compressors in operation the minimum on time(s) for the particular compressor with...
- Page 36 System Enables, Set Points, Alarm Set Points, Run Hours, within the Analog Output list shown on page 4 Please Day Min/Max, Clock Settings, Schedule, Setback, Unocc inquire with a United CoolAir local distributor for additional Control, Change Passwords, Technician Menu, and Factory options desired...
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Page 37: System Enables
Installation, Operation and Maintenance Manual Marvel Mini It is also used to re-enable compressors after a Compressor Main Menu 01 Safety (high pressure, low pressure, digital compressor module alarm) has disabled a compressor Main Menu 04 >>>System ON/OFF <<< Scroll Up/Down >>>Set Points <<<... - Page 38 Installation, Operation and Maintenance Manual Marvel Mini The Run Hours sub-menu displays the total amount of run Main Menu 09 hours for each component The hours counter for each component is resettable if that particular component has been replaced Press the enter button to move the cursor next to the hours then press up or down to set the function >>>Schedule <<<...
- Page 39 Enter Selected Menu Main Menu 12 Esc to Previous The Factory Menu sub-menu is the application parameters >>>Change Passwords <<< setup area Please consult United CoolAir Technical Services Department before making any changes within Scroll Up/Down this sub-menu Enter Selected Menu...
- Page 40 Installation, Operation and Maintenance Manual Marvel Mini on a Module Alarm, the Compressor will be disabled This is in the past where customers only had a single set point the screen that the compressor must be re-enabled to allow available, the Marvel Controller allows for either a single...
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Page 41: Set Points
Installation, Operation and Maintenance Manual Marvel Mini in an effort to maintain the exact set point Return Dehumidify value Should a Dead Band setting have a value installed, the output adjustment will Set Points remain the same and no updates applied within the Dead Band region above or below Setpoint >... - Page 42 Installation, Operation and Maintenance Manual Marvel Mini In variable air volume applications in the past with heat pump Space Dehumidify or cooling/heating applications, it was required to enable a Set Points variable for Cool/Heat option for an automatic cooling and...
- Page 43 Installation, Operation and Maintenance Manual Marvel Mini Water Economizer Space Temperature Set Points Set Points Return Temp > 76.0 °F Setpoint > 73.0 °F Water Temp > 66.0 °F Prop Band> 2.0 °F Differential > 5.0 °F Dead Band> 0.0 °F...
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Page 44: Alarm Set Points
Installation, Operation and Maintenance Manual Marvel Mini 100% Heating Demand when the Return Temperature is The Prop Band setting for each is the same as others If less than the Return Temperature Set Point minus the Prop the Return Temperature is less than the Warm-Up Set Point... - Page 45 Installation, Operation and Maintenance Manual Marvel Mini Space Temperature Space Humidity Alarm Set Points Alarm Set Points High Setpoint > 85.0 °F High Setpoint > 60.0 °F Low Setpoint > 60.0 °F Low Setpoint > 20.0 °F Enable High > Yes Enable High >...
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Page 46: Run Hours
Installation, Operation and Maintenance Manual Marvel Mini Duct Pressure Run Hours Alarm Set Points Heater 1 > 002321 High Setpoint > 3.00iwc Heater 2 > 002100 Low Setpoint > -0.05iwc Heater 3 > 000000 Enable High > Yes Heater 4 > 000000 Enable Low >... -
Page 47: Clock Settings
Installation, Operation and Maintenance Manual Marvel Mini Schedule The values recorded for Minimum and Maximum take into consideration the setup for Return Temperature and Humidity or Space Temperature and Humidity Even though Schedule Enables it is not displayed, the recorded value is based on the type of sensor listed in the main status menu Return or Space Mon>Yes... -
Page 48: Setback On >18:00
Installation, Operation and Maintenance Manual Marvel Mini Morning Warm-Up Schedule Monday Warm-Up Start Time (hh:mm) (hh:mm) Occupied > 7:00 Monday > 6:00 Unoccupied > 20:00 Tuesday > 6:00 Wednesday > 6:00 Thursday > 6:00 Friday > 6:00 Once the Day of the Week has been enabled for the... - Page 49 Installation, Operation and Maintenance Manual Marvel Mini Cool-down Start Time Set-Back (hh:mm) Cooling Saturday > 6:00 Setpoint > 76.0 °F Sunday > 6:00 Prop Band > 02.0 °F Duration > 60min If Morning Cool-Down is enabled, the Morning Cool-Down Set-Back...
- Page 50 Installation, Operation and Maintenance Manual Marvel Mini Set-Back Unoccupied Humidification Cooling Setpoint > 45.0% Setpoint > 78.0 °F Prop Band> 05.0% Prop Band> 02.0 °F Shown above are the Set-Back screens available for change Unoccupied Set Points for the Modes of operation for Set-Back control...
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Page 51: Change Password
Installation, Operation and Maintenance Manual Marvel Mini Unoccupied Technician Menu 01 Humidification >>>Fan Settings <<< Setpoint > 40.0% Prop Band> 05.0% Scroll Up/Down Enter Selected Menu Esc to Previous Shown above are the Unoccupied Control screens available The Fan Settings sub-menu allows technicians to adjust... -
Page 52: Sensor Setup
Installation, Operation and Maintenance Manual Marvel Mini number of days between rotations to the next unit And Technician Menu 06 allow the system to know in applications with 3 or greater units in a network if any units should remain on continuously without rotating to the off or stand-by position >>>Digital Inputs <<<... - Page 53 Installation, Operation and Maintenance Manual Marvel Mini FAN DELAYS The settings for Blower VFDs sub-menu are only available with factory provided VFD’s that are interconnected to the controller via Modbus control It allows technicians to view Damper Delays status and make minimal adjustments to the VFDs Technician Menu 09 Unit Start >...
- Page 54 Installation, Operation and Maintenance Manual Marvel Mini SYSTEM UNITS Network Setup Units Setup Continuous Units U01>Yes U05>No Unit Type>Imperial U02>Yes U06>No U03>Yes U07>No U04>No U08>No Network Setup The Units Setup is the screen to apply the type of units preferred Imperial or SI...
- Page 55 Installation, Operation and Maintenance Manual Marvel Mini SENSOR SETUP application The total amount of units that appear here will match the Total Units in the network Return Temp Network Setup Actual > 073.00 °F Rotate on Alarm>Yes Offset > 000.00 °F Unit OFF>Yes...
- Page 56 Installation, Operation and Maintenance Manual Marvel Mini Analog Output In the examples above, Analog Output 1 Sensor Filtering is enabling for ECM Press or ECM Blower for variable air volume duct pressure control The Minimum Output voltage to the Electronically Commutated Motor is 30 volts dc This AIN 01>7...
- Page 57 Installation, Operation and Maintenance Manual Marvel Mini ECONOMIZER Analog Outputs Economizer Setup ECM Press 0.0v Air Econo 0.0v Type: DPC Valve 1 OFF 0.0v >Air& Mod Water Valve Dig Comp 1 0.0v Assist>Enable Damper Minimum> 000% Damper Maximum> 100% Under the Analog Outputs, OFF means the analog output...
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Page 58: Blower Vfds
Should the system have custom software, the verbiage “Job Number” followed by the United CoolAir Job Number will be displayed On the last line, the Operating System version is displayed Subject to change without notice. -
Page 59: Input Wiring
Installation, Operation and Maintenance Manual Marvel Mini INPUT WIRING Information System Info Digital Inputs Board Type> c.pCO The Digital Inputs on the Marvel can accept and perform Board Size> Large any of the control functions listed for Digital Inputs on page 4 The digital inputs are designed to work with 24 VAC or Board Temp>... -
Page 60: Optional Boards
Installation, Operation and Maintenance Manual Marvel Mini For all other sensor terminations, please refer to the electrical diagrams provided with the units for electrical connections Digital Outputs Relays on a Marvel controller are capable of handling up to 10 Amps Resistive at 1 Amp Inductive loading at 250 VAC to... -
Page 61: System Networking
Installation, Operation and Maintenance Manual Marvel Mini SYSTEM NETWORKING a Network wiring between each unit must be installed between each unit as follows: Two or multiple units may be networked as shown in Figure i Unit 1 connects to Unit 2 1 previously. - Page 62 Installation, Operation and Maintenance Manual Marvel Mini 3 If the units were ordered from the factory as a 6 Trm1 must be a value of 32 to match the value networking system, the following procedure will have previously set If it is not a 32, use the...
- Page 63 Installation, Operation and Maintenance Manual Marvel Mini NOTES: Subject to change without notice. 120.9-IM (1218)
- Page 64 Engineered to Order LIMITED WARRANTY Authorized Distributor: United CoolAir Units are backed by a 1 year limited warranty on parts and a 5 year limited warranty on the compressor (labor not included). Maintenance items such as filters and belts are excluded...