Daikin ARQ User Manual

Group: Unit VentilatorPart No.: 106102102Date: May 2000Installation & Maintenance DataIM 613-2©2000 AAF-HermanNelsonUsed with AAF-HermanNelson Mo

IM 613 / Page 10 (Rev. 5/00)UV 1 S 2 BUnit VentilatorProgram NumberUnit TypeS = Stand-alone, Open ProtocolM = Master/SlaveN = MicroTech NetworkSoftwar

Certified DrawingIM 613 / Page 11 (Rev. 5/00)The following commissioning procedures pertain to unit ventila-tors equipped with the MicroTech Unit Vent

IM 613 / Page 12 (Rev. 5/00)4. Check that the conductors have been terminated at the unitand the wall sensor package in accordance with the fieldwirin

Certified DrawingIM 613 / Page 13 (Rev. 5/00)Following are UVC start-up procedures for each communicationtype. The start-up procedure must be performe

IM 613 / Page 14 (Rev. 5/00)• Slave units will communicate as expected when your PC isconnected to Port-A, simply make sure you use the correctaddress

Certified DrawingIM 613 / Page 15 (Rev. 5/00)properly. Do this by switching these devices and observingthe status LED.5. Check for proper voltage leve

IM 613 / Page 16 (Rev. 5/00)be easier to detect any wiring problems that may exist in thecommunications trunk.Communications Cable CheckPerform this c

Certified DrawingIM 613 / Page 17 (Rev. 5/00)switch to either desired speed, wait 5 minutes until calibra-tion is complete.4. Check the status LED.The

IM 613 / Page 18 (Rev. 5/00)Status LEDAlarm DescriptionUnit Ventilator ModelBlinks(Fault)Trigger Factory Setting Fault Reset(Priority ` (Clear) AED A

Certified DrawingIM 613 / Page 19 (Rev. 5/00)The low DX coil temperature switch (T4) is wired in series withthe compressor relay output (RO-2) and the

IM 613 / Page 2 (Rev. 5/00)Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3General Description . . . . . . . . . .

IM 613 / Page 20 (Rev. 5/00)PC ConnectionA personal computer (PC) equipped with the appropriateMonitor software may be directly connected to any UVC.T

Certified DrawingIM 613 / Page 21 (Rev. 5/00)Comm. Port Terminal Connection1 Jumped to terminal 22 Jumped to terminal 13 Transmit4 Not used5

IM 613 / Page 22 (Rev. 5/00)Figure 5. Relay Output Wiring ExampleFigure 4a. Auxiliary Output Wiring ExampleAO-10AO-V+29vdc @ 30mARelay Coil (wiring by

Certified DrawingIM 613 / Page 23 (Rev. 5/00)ConnectionSoftwareComponent DescriptionModelIN0 AllTenant override or remote spt. adjust orboth (optio

IM 613 / Page 24 (Rev. 5/00)SoftwareConnectionModelComponent DescriptionIN0 AllTenant override or remote spt. adjust orboth (optional)IN1 All Room tem

Certified DrawingIM 613 / Page 25 (Rev. 5/00)Table 17. Inputs and Outputs for Program UV7***Units (Models AV/AH)Table 16. Inputs and Outputs for Progr

IM 613 / Page 26 (Rev. 5/00)Test ProceduresThis section contains troubleshooting procedures for thefollowing:• Microprocessor problems• Power supply p

Certified DrawingIM 613 / Page 27 (Rev. 5/00)If the measured resistance and temperature do not match,either there is a wiring problem or the sensor is

IM 613 / Page 28 (Rev. 5/00)UVC ReplacementData relating to the unit ventilator configuration and actuatorcharacteristics are stored at the factory wh

Certified DrawingIM 613 / Page 29 (Rev. 5/00)Valve And Damper Actuator CalibrationProceduresPoints to keep in mind about actuator calibration.Actuator

Certified DrawingIM 613 / Page 3 (Rev. 5/00)This manual provides information pertaining to theMicroTech Unit Ventilator Controller (UVC) as applied in

IM 613 / Page 30 (Rev. 5/00)4. On the Read/Write screen, in the Operation box selectthe Monitor radio button by clicking on it. In the Displaybox sele

Certified DrawingIM 613 / Page 31 (Rev. 5/00)9. Watch memory location 0507 change, when this value stopschanging, the OA damper should be fully opened

AAF–HermanNelson4900 Technology Park Boulevard, Auburn, New York 13021-9030 USA (315) 253-2771Printed on recycled paper containing at least 10% post-c

IM 613 / Page 4 (Rev. 5/00)J6 J7 J8 J9LED RELAY OUT AUX OUT STATUS POWER PWRG0 H12345678 V910 G 24V123 123456 R543210 GSGSGSGSGSGSGSGS GS1S0COMMB

Certified DrawingIM 613 / Page 5 (Rev. 5/00)Status LED State IndicationOn Continually Occupied ModeOn 1⁄2 sec./ Off 51⁄2 sec. Unoccupied ModeOn 51⁄2 s

IM 613 / Page 6 (Rev. 5/00)ActuatorsThe UVC uses hydraulic, spring return, floating control actuatorswith position feedback for valve and damper modul

Certified DrawingIM 613 / Page 7 (Rev. 5/00)Compressor Short-Cycle ProtectionAll compressor-equipped unit ventilator models (self-containedor split sy

IM 613 / Page 8 (Rev. 5/00)Sensor DiagnosticsIf a temperature sensor’s value is out of range, the UVC willdetect it and take the appropriate action. E

Certified DrawingIM 613 / Page 9 (Rev. 5/00)• Day-night changeover scheduling• Heating and cooling setpoint adjustment• Minimum OA damper position set