BenutzerhandbuchInhaltsverzeichnisContents7Chapter 111Overview and specifications11Product description11Storage environment12Dimensions12Clearances12Agency listing/compliance14Additional components14Power transformer14Water, duct, and outdoor-air temperature sensors14Binary input switching devices14Output devices14Zone temperature sensors14Valve actuators14Damper actuators15Zone humidity sensor15CO2 sensor15Chapter 217General wiring information17Input/output terminal wiring17AC-power wiring17Communication-link wiring and addressing19Chapter 321Mounting the controller21Location recommendations21Operating environment requirements21Mounting recommendations22Chapter 423Input/output functions and wiring for typical applications23Binary inputs24BI1: Low-coil-temperature detection24BI2: Condensate overflow24BI3: Occupancy or generic binary input25BI4: Fan status25Analog inputs26GND: Ground terminals26ZN: Zone temperature26SET: Local setpoint27FAN: Fan mode input27AI1: Entering water temperature27AI2: Discharge air temperature28AI3: Outdoor air temperature or generic temperature28AI4: Universal 4-20 mA29Binary outputs31Generic binary output31Overriding binary outputs32Wiring requirements and options32Chapter 545Sequence of operations45Power-up sequence45Random start45Occupancy modes46Occupied mode46Unoccupied mode46Occupied standby mode46Occupied bypass mode47Timed override control47Zone temperature control48Cascade zone control48Simplified zone control48Discharge air tempering49Morning warm-up49Morning cool-down49Heating or cooling mode49Entering water temperature sampling function50Fan operation50Exhaust control51Valve operation52Modulating valve operation52Modulating valve calibration52Two-position valve operation53Isolation-valve operation53Two-pipe operation53Four-pipe operation53Modulating outdoor/return air dampers53ASHRAE Cycle 1 conformance55ASHRAE Cycle 2 conformance55Economizing (free cooling)55Two-position control of a modulating outdoor air damper56Face-and-bypass damper operation56Face-and-bypass, isolation-valve operation56DX cooling operation56Electric heat operation57Baseboard heat operation57Dehumidification57Peer-to-peer communication58Unit protection strategies58Smart reset59Low-coil-temperature protection59Condensate overflow59Fan status59Fan off delay59Filter-maintenance timer60Freeze avoidance60Freeze protection (discharge air temperature low limit)60Chapter 661Status indicators for operation and communication61Test button61Manual output test62Service pin button66Interpreting LEDs66Diagnostics68Types of diagnostics68Table of diagnostics69Chapter 773Troubleshooting73Index79Größe: 3,14 MBSeiten: 84Language: EnglishHandbuch öffnen
BenutzerhandbuchInhaltsverzeichnisContents7Chapter 111Overview and specifications11Product description11Storage environment12Dimensions12Clearances12Agency listing/compliance14Additional components14Power transformer14Water, duct, and outdoor-air temperature sensors14Binary input switching devices14Output devices14Zone temperature sensors14Valve actuators14Damper actuators15Zone humidity sensor15CO2 sensor15Chapter 217General wiring information17Input/output terminal wiring17AC-power wiring17Communication-link wiring and addressing19Chapter 321Mounting the controller21Location recommendations21Operating environment requirements21Mounting recommendations22Chapter 423Input/output functions and wiring for typical applications23Binary inputs24BI1: Low-coil-temperature detection24BI2: Condensate overflow24BI3: Occupancy or generic binary input25BI4: Fan status25Analog inputs26GND: Ground terminals26ZN: Zone temperature26SET: Local setpoint27FAN: Fan mode input27AI1: Entering water temperature27AI2: Discharge air temperature28AI3: Outdoor air temperature or generic temperature28AI4: Universal 4-20 mA29Binary outputs31Generic binary output31Overriding binary outputs32Wiring requirements and options32Chapter 545Sequence of operations45Power-up sequence45Random start45Occupancy modes46Occupied mode46Unoccupied mode46Occupied standby mode46Occupied bypass mode47Timed override control47Zone temperature control48Cascade zone control48Simplified zone control48Discharge air tempering49Morning warm-up49Morning cool-down49Heating or cooling mode49Entering water temperature sampling function50Fan operation50Exhaust control51Valve operation52Modulating valve operation52Modulating valve calibration52Two-position valve operation53Isolation-valve operation53Two-pipe operation53Four-pipe operation53Modulating outdoor/return air dampers53ASHRAE Cycle 1 conformance55ASHRAE Cycle 2 conformance55Economizing (free cooling)55Two-position control of a modulating outdoor air damper56Face-and-bypass damper operation56Face-and-bypass, isolation-valve operation56DX cooling operation56Electric heat operation57Baseboard heat operation57Dehumidification57Peer-to-peer communication58Unit protection strategies58Smart reset59Low-coil-temperature protection59Condensate overflow59Fan status59Fan off delay59Filter-maintenance timer60Freeze avoidance60Freeze protection (discharge air temperature low limit)60Chapter 661Status indicators for operation and communication61Test button61Manual output test62Service pin button66Interpreting LEDs66Diagnostics68Types of diagnostics68Table of diagnostics69Chapter 773Troubleshooting73Index79Größe: 3 MBSeiten: 83Language: EnglishHandbuch öffnen
