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Marvair CoolLinks NextGen, Руководство по установке и эксплуатации

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24 

      NG-IOM-ATT Release 1.2 

 

 

 

July 12, 2019 

 

5.6 DX Menu 

For system configurations with dual DX HVAC units shows status of both DX units.

 

 

 

Figure 25: DX Unit Menu Web Page 

 

DX1/DX2 

DX 1/DX 2 unit status: 

•

 

: Power on. 

•

 

: Communications alarm or power failure alarm. 

•

 

: Mechanical cooling active. 

•

 

: Blower running. 

•

 

: Mechanical heating active. 

Touching the symbol opens the DX unit control screen for selected unit. 

 

Indicates that this unit is the lead DX unit.  The system automatically 
swaps the lead and lag unit every 24 hours. 

 

 

Lead swap push button.  Touch to swap the lead and lag unit.  If the 
lag  unit  has  a  communications  alarm  or  power  failure  alarm  or  is  in 
lockout,  the  system  will  not  swap.    If  the  lead  unit  experiences  a 
communications alarm or power failure alarm or lockout while cooling, 
the system will automatically swap to the lag unit. 

Table 12: DX Menu Web Page Components 

 

 

Содержание CoolLinks NextGen

Страница 1: ...national or local codes If you are installing the controller scan the entire manual before starting work The HVAC units should be installed before the NextGen CoolLinks controller For the installation...

Страница 2: ...rogen Detector Generator Running 4 7 RBS Alarms 4 8 Bonding Chapter 5 Operator Interface 19 5 1 LCD Message Display 5 2 Wi fi Hot Spot 5 3 Main Web Page 5 4 Cooling Heating Set Points 5 5 DAC WAC Unit...

Страница 3: ...are used to identify levels of the seriousness of the hazard Failure to comply WILL result in death or severe personal injury or death Failure to comply COULD result in death or severe personal injur...

Страница 4: ...the controller provides inside and outside temperature and relative humidity indication together with alarm notification The controller also includes a Wi fi hotspot through which technicians can con...

Страница 5: ...igure 1 NextGen CoolLinks Architecture Unit 2 DX HVAC NextGen CoolLinks Controller Smart Phone Interface Remote Interface Ethernet Unit 1 DAC WAC Hardwired or Ethernet Exhaust Damper Unit 3 DX HVAC Op...

Страница 6: ...ne HVAC unit if HVAC cooling is active and the indoor temperature rises above the local high temperature alarm set point then the HVAC unit is disabled and the DAC WAC assumes cooling responsibility F...

Страница 7: ...e DAC WAC and exhaust dampers will be fully closed If any HVAC units are running the compressor evaporator blower motor and heater will be turned off on all units This is to halt the flow of air withi...

Страница 8: ...the enclosure does not extend into a walkway and does not impede access to other shelter equipment The enclosure is mounted to the shelter wall with four brackets attached the back of the enclosure At...

Страница 9: ...9 NG IOM ATT Release 1 2 July 12 2019 Figure 2 NextGen CoolLinks Enclosure Dimensions and Mounting Locations Figure 3 Inside Sensor Mounting Location...

Страница 10: ...l of these connections should be completed prior to commissioning the cooling equipment Figure 4 NextGen CoolLinks Enclosure Principal Electrical Connections WARNING ELECTRICAL SHOCK HAZARD Failure to...

Страница 11: ...lways use the correct wire gauge DO NOT reduce wire size by removing strands from larger gauge wire 6 Designed voltage drop less than 4 based on load wire gauge and cable length After installing the c...

Страница 12: ...onductor communications wire connections for the sensors are as follows Terminal Block Wire Color Air Test EE10 Sensor Prism T H Sensor 24V Red V 24VDC RTN Green GND COM HUM Black RH RH TMP White T TM...

Страница 13: ...f transmission speeds as well as auto MDI MDI X crossover to allow either crossover or patch cable connections for any third party Ethernet devices Figure 7 CoolLinks DAC WAC Unit Ethernet Connections...

Страница 14: ...ns for the terminal blocks labeled HVAC 1 and HVAC 2 are as follows Terminal Block Wire Color HVAC Unit R Red 24VAC Power C Black or Blue 24VAC Neutral Y1 Yellow Call for Cooling G Green Call for Blow...

Страница 15: ...switch selects the last octet of the IP address of the CoolLinks board CoolLinks Unit 2 DX HVAC see figure 1 should have its switch settings as shown in figure 11 switch 1 up or on all other switches...

Страница 16: ...nect 48VDC to the R terminal 5 and RTN to the C terminal 6 on CoolLinks board Turn the slider switch 1 to the right Verify that the green power LED in the controller 3 and on the CoolLinks board 7 are...

Страница 17: ...IOM ATT Release 1 2 July 12 2019 Hydrogen Detector Figure 15 Wiring Connections With or Without Hydrogen Detector Generator Running Figure 16 Wiring Connections With or Without Generator Running Feed...

Страница 18: ...to be wired directly to the main shelter alarm block Figure 17 RBS Alarm Punch Down Block 4 8 Bonding All of the electrical components within the NextGen CoolLinks controller are grounded to the back...

Страница 19: ...the Wi fi push button is pressed displays Wifi On If the Wi fi is On and the Wi fi push button is pressed reverts to outdoor temperature and relative humidity Lower Line active alarms Displays the Wi...

Страница 20: ...ected to the controller Figure 21 Wi fi Hot Spot Connection Sequence Note that for NextGen controllers manufactured prior to November 2018 the WPA2 password is prismsystems rather than coollinks Howev...

Страница 21: ...mperature and relative humidity plus the four principal cooling sequence set points 55 F Blower Low Speed 55 F blower off 55 F blower 5 77 F Blower Control Speed 77 F and 90 F blower 5 100 90 F Blower...

Страница 22: ...ess the left decrease or right increase arrow After a period of 60 minutes any fields that have been changed will revert to their default values Figure 23 Cooling Heating Set Points Web Page Cooling S...

Страница 23: ...ting auto will automatically de energize any equipment that was energized while auto mode was disabled IBM When not in auto touch push button to turn on blower green and touch again to turn off blower...

Страница 24: ...symbol opens the DX unit control screen for selected unit Indicates that this unit is the lead DX unit The system automatically swaps the lead and lag unit every 24 hours Lead swap push button Touch...

Страница 25: ...ompressor will automatically cause the indoor blower to run Note that the anti short cycle timer may prevent the compressor from running until the timer has expired typically three minutes Heater When...

Страница 26: ...er speed ramps between 5 and 100 based on the inside temperature DAC Blower High Speed Enable Above this value default 90 F the blower runs at its maximum speed Cooling Set Point Temp At or above this...

Страница 27: ...n the DAC WAC unit There are no user adjustable fields on this page Figure 28 Sensor Info Web Page Inside Sensor 1 Temp Inside temperature range 32 F to 122 F Inside Sensor 1 RH Inside relative humidi...

Страница 28: ...9 Alarms Web Page 5 11 Event Log Displays log of system events which include alarm set resets user entered changes and periodic sensor readings Entries are ordered by date time and retained for five y...

Страница 29: ...e in the system event log The User ID has to be entered only once during the 30 minute Wi fi activity period The system automatically associates this ID with any subsequent configuration changes Figur...

Страница 30: ...t After the restart the Wi fi has to be re enabled to connect to the controller Supplemental Blower Use the blower on the DX unit to supplement air flow Off default On If enabled the evaporator blower...

Страница 31: ...31 NG IOM ATT Release 1 2 July 12 2019 5 13 System Info Displays system software versions and contact information There are no user adjustable fields on this page Figure 33 System Info Web Page...

Страница 32: ...ownload Controller Data Text entry fields First enter the start and end date time with the format MM DD YYYY HH mm The controller retains the last five years of operational and event log information N...

Страница 33: ...nstructions to re enable the Wi fi and reconnect after the controller has restarted Re enable the Wi fi hot spot connect to the controller and select Status from the menu bar on the main screen Verify...

Страница 34: ...wiring or configuration issues at this time Verify that the indoor outdoor air temperatures and relative humidity values are consistent with the actual shelter conditions DO NOT use an open flame or l...

Страница 35: ...et the Cooling Set Point Temp see section 5 4 to 2 F below the indoor air temperature to force mechanical cooling The indoor blower and the compressor on the HVAC unit will run The DAC WAC unit will s...

Страница 36: ...an RBS Temp High alarm Verify that the RBS Temp High alarm is active at the NOC Restore the RBS High Temp Alarm Set Point to its previous value Verify that the RBS Temp High alarm is not active at the...

Страница 37: ...ase 1 2 July 12 2019 Marvair Contact Information For support information please see the Marvair Product Support Contact List on the customer portal https airxcel com marvair sales support marvair cust...

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