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112018

PC-3

User Guide

© 2018 AbsolutAire, Inc.

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Summary of Contents for LC-3

Page 1: ...112018 PC 3 User Guide 2018 AbsolutAire Inc ...

Page 2: ...1 Table of Contents Page Title 2 Preface 3 Introduction 4 Operation 5 Menu Tree 9 Network Integration Images 3 Figure 1 Main Screen ...

Page 3: ...t either a DX unit with an analog signal or a chilled water valve for cooling Modulated gas modulated hot water steam or electric heat sources can be utilized If a humidification package with re heat is added full control of discharge conditions can be realized This can be accomplished with evaporative media or steam depending on the requirements of the facility with re heat being of any type list...

Page 4: ...s indicator will not be visible At the top right of the display is the time in 12 hour format during normal display When navigating the menu the menu title will be displayed here Across the center of the display is the data with the units of measure The system is capable of displaying up to 4 decimal places At the bottom left is the fan status and in the bottom center is the mode of operation Thre...

Page 5: ...on to move to the next menu item which will be the Discharge Humidity Set Point Again use the up down arrow buttons to make your entry and press menu when finished Continue scrolling through the Set Points sub menu until all of your desired settings are completed When scrolling the menu and you see the option BACK in the top right pressing the up arrow will take you to the previous menu Scrolling ...

Page 6: ...rrow from the main screen and is used to turn the unit ON and OFF Set Points Temp_Set_Point Discharge Temperature Set Point Hum_Set_Point Discharge Humidity Set Point CFM_Set_Point Discharge Airflow CFM Set Point only available if airflow monitoring and control is available Manual_VFD_Speed Manual VFD Speed Percent Set Point This will override the CFM Set Point above and force the VFD to run at a ...

Page 7: ...mand 0 100 Alarms alarm menu is only visible if an alarm is present Dirty_Prefilter Dirty pre filter indication only available if the unit has dirty pre filter monitoring as an option Dirty_Final_Fltr Dirty final filter indication only available if the unit has dirty final filter monitoring as an option Low_Temp_Alarm Low temperature lockout alarm This is an indication that the unit was dischargin...

Page 8: ...Indicates the burner failed to light when requested Enumerated normal lockout Reheat_Lockout Reheat burner lockout alarm status Indicates the burner failed to light when requested Enumerated normal lockout Motor_Not_Resp Motor not responding alarm status This indicates the unit was enabled and the supply fan motor failed to start within two minutes Check VFD or overload as available OA damper limi...

Page 9: ...enu Press and hold menu button for 5 seconds to enter Date Time Year Set the real time clock year Date Set the real time clock date Time Set the real time clock time Advanced Config Password Protected Factory Only ...

Page 10: ... project having incremented MAC addresses The dip switches are numbered 1 through 8 with 1 being the LSB The numbering is standard binary format switches 1 and 3 ON equals an address of 5 The Network Instance Number device instance is automatically configured based on the MAC Address setting The network instance number will always be 3640 MAC Address For example if the MAC address is set to 25 the...

Page 11: ...Burner ON BI 11 Preheat Burner ON Contact Y Preheat Burner Lockout BI 12 Preheat Burner Lockout Contact Y Unit Enable BO 1 Unit Enable Open Damper Y Pre Heat Enable BO 2 Preheat Enable Contact Y Re Heat Enable BO 3 Reheat Enable Contact Y Preheat Burner Reset BO 4 Preheat Burner Reset Contact Y Reheat Burner Reset BO 5 Reheat Burner Reset Contact Y Cooling Enable BO 6 Cooling Enable Contact Y Pre ...

Page 12: ...15 Dirty Pre Filter Switch Contact Y Dirty Final Filter Switch BI 16 Dirty Final Filter Contact Y Humidity_PID LOOP 2 Humidity Control PID Y PreHeat_PID LOOP 3 Preheat Control PID Y ReHeat_PID LOOP 4 Reheat Control PID Y Airflow PID LOOP 5 Airflow Control PID Y LowTempAlarmSetPoint AV 1 Low Temp Alarm Set Point Y LowTempAlarmTime AV 2 Low Temp Alarm Time minutes Y MinimumDischargeTemp AV 3 Minimum...

Page 13: ...mperature Y PreheatExitTemperature AV 39 PreheatExitTemperature Y DischargeTemperature AV 40 Discharge Air Temperature Y DischargeHumidity AV 41 Discharge Humidity Y DischargeAirflowCFM AV 42 Discharge Airflow CFM Y CoolingCommand AV 43 Cooling Command Precent Y PreheatCommand AV 44 Preheat Command Percent Y HumiditficationCommand AV 45 Humidification Command Percent Y ReheatCommand AV 46 Reheat C...

Page 14: ...utsideHumiditySensorAlarm 1 MSV 8 Return Temp Sensor Alarm MSV Enumerated Y MotorNotRespondingAlarm 1 MSV 10 Motor Not Responding Alarm MSV Enumerated unit was commanded on for 2 minutes and fan motor did not start Y FanCommand BV 8 Fan Command enumerated 0 Off 1 On Y UnitDesignCFM AV 10 Unit Design CFM used when airflow monitoring and control not available Y ManualVFDSpeedPercent AV 11 Manual VFD...

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