Pelican PEARL Installation Manual Download

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PEAR

Economizer Controller

Pelican

Wireless Systems

Installation Guide

Pelican Wireless Systems, 2655 Collier Canyon Rd. Livermore, CA 94551

Phone: 888.512.0490

Email: [email protected] Website: www.PelicanWireless.com

Summary of Contents for PEARL

Page 1: ...mizer Controller Pelican Wireless Systems Installation Guide Pelican Wireless Systems 2655 Collier Canyon Rd Livermore CA 94551 Phone 888 512 0490 Email support pelicanwireless com Website www PelicanWireless com ...

Page 2: ... property and or cause a hazardous and dangerous situation Consult a qualified installer distributor or Pelican Wireless Systems for assistance or support Follow all safety codes and regulations and all local and state building codes Read instructions thoroughly and follow any warnings or notes Disconnect power during the installation of this product All wiring must conform to local and state code...

Page 3: ...Table of Contents 2 Installation and Mounting Wiring Start Up Status Lights Actuator Calibration Setup and Configuration Troubleshooting Sequence of Operations 3 6 15 16 17 18 20 21 ...

Page 4: ...to remove the jumper save jumper Loosen R C D terminals on WM500 Gently slide WM500 to the right to remove 3 Remove the wire module WM500 from the thermostat base C D R Rc R C D Y W G W Y 2 2 Pelican Wireless Systems Wiring Module Model WM500 Power 24 30 VAC PelicanWireless com Gently push WM500 all the way into the PEARL Install jumper between R and Rc and tighten Tighten R C D terminals on WM500...

Page 5: ...ecord which wires used for each terminal These wires will connect to the same terminals at the PEARL 6 Connect 3 unique wires to D C and R terminals Line up the three pin male connector on the thermostat faceplate s electrical board with the three pin female connector on the thermostat sub base Gently press the thermostat front plate onto the mounted sub base 7 Attach thermostat faceplate C D R 4 ...

Page 6: ...mperature Probe PEARL Economizer PearlEconomizer Controller D C R A1 A2 E C S1 S2 ACT AUX ENA COM POS EXT 0 10 Out 0 10 Out 24V Out 0 10 In 0 10 In DATA COM PWR T1 T2 T3 SAT RAT OAT STATUS MOVE TEST Pelican Wireless Systems Rc Y W G W2 Y2 R C D PelicanWireless com Pelican Wireless Systems Wiring Module Model WM500 Power 24 30 VAC Outside Air Probe Mounted in Economizer 8 Install the PEARL inside t...

Page 7: ...R A1 A2 E C S1 S2 ACT AUX ENA COM POS EXT 0 10 Out 0 10 Out 24V Out 0 10 In 0 10 In DATA COM PWR T1 T2 T3 SAT RAT OAT STATUS MOVE TEST Pelican Wireless Systems Rc Y W G W2 Y2 R C D PelicanWireless com Pelican Wireless Systems Wiring Module Model WM500 Power 24 30 VAC Right Terminal Block Left Bottom Terminal Block Left Top Terminal Block 6 ...

Page 8: ...ETURN TEMPERATURE OUTSIDE AIR TEMPERATURE CAUTION Do NOT connect 24V or any other electrical voltage to these terminals Economizer and VFD Control Left Top Terminal Block 10K Type II Temperature Probe Inputs Left Bottom Terminal Block D C R DATA COMMON 24VAC PWR 24VAC Rc Y W G COOL STAGE 1 HEAT STAGE 1 FAN or 24V VFD ENABLE W2 Y2 HEAT STAGE 2 COOL STAGE 2 D C R DATA COMMON 24VAC PWR 24VAC Rc Y W G...

Page 9: ...0 Out 0 10 Out 24V Out 0 10 In 0 10 In DATA COM PWR T1 T2 T3 SAT RAT OAT STATUS MOVE TEST Pelican Wireless Systems Rc Y W G W2 Y2 R C D PelicanWireless com Pelican Wireless Systems Wiring Module Model WM500 Power 24 30 VAC ROOF TOP UNIT R C Y1 W1 G Y2 W2 C D R THERMOSTAT NOTE G 24V output can also be used to enable a VFD 8 ...

Page 10: ...M PWR T1 T2 T3 SAT RAT OAT STATUS MOVE TEST Pelican Wireless Systems Rc Y W G W2 Y2 R C D PelicanWireless com Pelican Wireless Systems Wiring Module Model WM500 Power 24 30 VAC ROOF TOP UNIT R C Y1 O B G Y2 AUX C D R THERMOSTAT NOTE G 24V output can also be used to enable a VFD Heat Pump Unit Wiring Right Terminal Block 9 ...

Page 11: ...2 ACT AUX ENA COM POS EXT 0 10 Out 0 10 Out 24V Out 0 10 In 0 10 In DATA COM PWR T1 T2 T3 SAT RAT OAT STATUS MOVE TEST Pelican Wireless Systems Rc Y W G W2 Y2 R C D PelicanWireless com Pelican Wireless Systems Wiring Module Model WM500 Power 24 30 VAC 1 2 3 4 Common Hot 0 10VDC In 0 10VDC Out NOTE Actuator position feedback S1 is required for Fault Detection and Auto Configuration 10 ...

Page 12: ...COM POS EXT 0 10 Out 0 10 Out 24V Out 0 10 In 0 10 In DATA COM PWR T1 T2 T3 SAT RAT OAT STATUS MOVE TEST Pelican Wireless Systems Rc Y W G W2 Y2 R C D PelicanWireless com Pelican Wireless Systems Wiring Module Model WM500 Power 24 30 VAC Common 0 10VDC In 24V Fan Enable VFD 11 Connect VFD Common to the same Common as the PEARL ...

Page 13: ...OM PWR T1 T2 T3 SAT RAT OAT STATUS MOVE TEST Pelican Wireless Systems Rc Y W G W2 Y2 R C D PelicanWireless com Pelican Wireless Systems Wiring Module Model WM500 Power 24 30 VAC 24 VAC In Exhaust Fan 24 VAC In Spring Return Actuator or or The E terminal is energized whenever the Economizer is active and can be used to control exhaust fans or auxiliary economizer equipment 12 ...

Page 14: ...T3 SAT RAT OAT STATUS MOVE TEST Pelican Wireless Systems Rc Y W G W2 Y2 R C D PelicanWireless com Pelican Wireless Systems Wiring Module Model WM500 Power 24 30 VAC Return Probe 10K Type 2 Outside Air Probe 10K Type 2 CAUTION The Outside Air Temperature Probe must be mounted outside in a weather resistant sunsheilded enclosure or inside the air intake hood mounted on the provided nylon mounting st...

Page 15: ...obe to the provided Nylon Mount Place mount inside the air intake hood where sun and water will not affect temperature readings Mount outside air probe inside a weather resistant sun shielded PVC enclosure directly outside of Air Intake Hood Option 1 Install Outside Air Probe Inside PVC Enclosure Option 2 Install Outside Air Probe Inside the Air Intake Hood 14 ...

Page 16: ...PEARL comes with an Automated One Touch Calibration and Configuration option This configuration follows the sequence of operation found on pages 28 33 Custom configuration adjustments can be made to the PEARL by logging into the Pelican Web Portal using any Internet Enabled Smart phone Tablet or PC Completing the installation is accomplished in three steps detailed on the following pages These ste...

Page 17: ...ting incorrect position Check damper actuator and S1 POS signal Supply Temperature Error Unable to read the supply temperature probe Check supply probe wires and terminal T1 Outside Temperature Error Unable to read the outside temperature probe Check outside air probe wires and terminal T3 Reseting 24 VAC power has just been applied or losing power Check transformer and R C connections green light...

Page 18: ...e open position Opening economizer damper Pressing the MOVE button again will switch the output back to 2 0 VDC Status light 2 blue light will begin flashing indicating the PEARL is moving the damper to the closed position Closing economizer damper The MOVE button can be pressed as many times as required to test the actuator and damper movement Flashing green always indicates the PEARL is outputti...

Page 19: ... feedback output wired to the S1 terminal on the PEARL At this time you will also want to set any manual actuator stops if required NOTE The Automated One Touch Configuration will program the PEARL following ASHRAE and California Title 24 CEC specifications for economization and demand control ventilation sequence of operations pages 21 To modify the PEARL s configuration settings you must program...

Page 20: ... will begin flashing to indicate the PEARL is now correctly moving the damper to the FULLY CLOSED position Closing economizer damper 5 30 seconds after reaching FULLY CLOSED Status light 1 green light will begin flashing to indicate the PEARL is moving the damper to the FULLY OPEN position Opening economizer damper 6 If test is successful settings will be stored Status light 1 will be solid green ...

Page 21: ...o communicate with thermostat Verify R C D terminals are tightly screwed down at the PEARL and thermostat Check that the R C D wires match from PEARL to thermostat Damper Error Damper feedback S1 is receiving incorrect position Check damper and actuator Supply Temperature Error Unable to read the supply temperature probe Check supply probe wires and terminal T1 Outside Temperature Error Unable to ...

Page 22: ...ng Provide necessary ventilation in commercial buildings Supply Demand Controlled ventilation based on measured CO2 levels in the conditioned space Control a variable speed fan based on types of demand The sequence of operation for each of these functions works independently except for the overlap of damper position requested by each function The overlapping requirements are arbitrated to provide ...

Page 23: ...s damper position ENA 24 VAC Enable Output This signal energizes when the Economizer is active and can be used to control exhaust fans or auxiliary economizer equipment Variable Speed Fan Signals AUX 0 10 VDC Speed Output This signal adjusts the speed of the fan G 24 VAC fan start stop signal Temperature Sensors SAT 10K type 2 input for Supply Temperature RAT 10K type 2 input for Return Temperatur...

Page 24: ...0H Supplied Online Data Outside Relative Humidity local humidity levels based on installation location zip code Barometric Pressure local barometric pressure levels based on installation location zip code Optional Accessories TA1 wired sensor 20 F 128 F with 0 1 F resolution or input for dry contact Occupancy sensor RT1 wireless remote sensors 20 F 128 F with 0 1 F resolution PRX1 wireless input f...

Page 25: ...ng All interconnect wiring for Thermostats Pearl Controller Optional Sensors Actuators and HVAC signals can be done with standard 18 AWG solid thermostat wire or similar Location of Components in an Economizer System 24 ...

Page 26: ...lly closed damper Minimum Damper Position Minimum damper percent open for ventilation Track Damper Position Use S1 analog input to track and verify economizer damper position Demand Ventilation Adjust ventilation based on CO2 levels and high limit setting VFD Cooling Fan Speed Fan speed to use during a cooling cycle VFD Heating Fan Speed Fan speed to use during a heating cycle VFD Ventilation Fan ...

Page 27: ... input dry contact alarm input or dry contact occupancy input Fixed Enthalpy Limit Economizer is only enabled if the outside air enthalpy is below 28 Btu lb or at higher elevations below the calculated enthalpy at 75 F and 50 relative humidity at that elevation Range Default Temperature Temp Monitor Alarm Occupancy Supply Temperature Temperature Temp Monitor Alarm Occupancy Return Temperature Temp...

Page 28: ...side air to satisfy room cooling demand either by itself or in combination with mechanical cooling stages The proprietary algorithm maximizes the use of free cooling and minimizes the use of mechanical cooling 1 Configurable limits High Temperature Limit Minimum Temperature Differential and Fixed Enthalpy Limit restrict the economizer from operating when set a High Temperature Limit If set the eco...

Page 29: ...b Outside temperature OAT is below Target Supply Temperature damper will modulate to maintain Target Supply Temperature 4 Mechanical Cooling At the beginning of the cooling cycle all mechanical cooling will be inhibited to give the economizer the opportunity to provide all necessary cooling The system will monitor room temperature Rate of Change If the rate of change is unacceptable mechanical coo...

Page 30: ...temperature probe is detected 3 Room Space Temperature A fault will be generated if a failure of the room air temperature probe is detected 4 Damper Position A fault will be generated if a failure of the economizer damper is detected Four different faults are detected and reported a Not economizing Damper is not opening when attempting to provide outside air b Economizing when not needed Damper is...

Page 31: ...ide ventilation during scheduled hours of operation For this mode the schedule must have it s Fan set to Auto during non occupied hours 3 Temporary Reduction Ventilation The rate of outdoor air provided to a space may be reduced by setting an hourly Fan Circulation Time with the schedule Fan set to Auto In this mode higher ventilation will be provided for the configured number of minutes each hour...

Page 32: ... provided when the CO2 level exceeds the CO2 set point default 800ppm Ventilation will start by turning ON the Fan and opening the damper to the Minimum Damper Position b Advanced Logic If the CO2 level continues to increase above the CO2 set point the damper will open further until reaching the Maximum Ventilation Position default 100 open at CO2 level of 1500ppm The Damper position will be conti...

Page 33: ...ration has been turned On and fan speeds have been configured through the management console 2 Speed Control Whenever the thermostat is calling for Fan the Fan Speed Control will be active The control signal AUX is a 0 10 VDC output Fan speeds are configured as percentages with 100 equal to 10 0 VDC and 0 equal to 0 0 VDC The speed control will be set to the configured setting for the mode of oper...

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Page 36: ...Collier Canyon Rd Livermore CA 94551 Phone 888 512 0490 Email support pelicanwireless com Website www PelicanWireless com Pelican Wireless Systems All Rights Reserved For More Information Please Visit www pelicanwireless com 37 0004 ...

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