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Lennox CLIMATIC series

Lennox CLIMATIC series
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CLIMATIC
BALTIC
FLEXY
FLEXAIR
eNeRGy
AIRCOOLAIR
COMPACTAIR
FLATAIR
AQUALEAN
User manual
CLIMATIC RT_UNITARY-IOM-1508-E
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Lennox CLIMATIC series Specifications

General IconGeneral
ConnectivityWi-Fi
CompatibilityLennox HVAC systems
User InterfaceTouchscreen
Remote AccessYes, via app
Energy ManagementEnergy-saving modes
DisplayColor
Programmability7-day programmable

Summary

INTRODUCTION AND OVERVIEW

CLIMATIC CONTROLLER & COMPATIBILITY

Microprocessor-based control for LENNOX rooftop range and its program compatibility.

SAFETY WARNINGS AND DS MENU

Critical safety warnings and explanation of the DS menu for parameter access.

SCHEDULING FUNCTIONS

SCHEDULING ZONES AND MODES

Defines clock zones and operating modes for weekly unit scheduling.

ZONE ANTICIPATION AND ADVANCED SCHEDULING

Allows unit startup based on temperature and advanced scheduling options.

AIR MANAGEMENT

ROOM TEMPERATURE CONTROL

Maintains room temperature via set points, dead zones, and thresholds.

DYNAMIC SET POINTS AND OUTSIDE TEMPERATURE COMPENSATION

Adjusts set points based on outside temperature for efficiency.

EXTERNAL INPUTS AND CONTROL VALUES (DCBMS)

Manages set points from external DC or BMS sources.

THERMOSTAT AND HYGROSTAT CONTROL LOGIC

Controls heating/cooling staging based on temperature gap and controller settings.

BLOWING AIR TEMPERATURE CONTROL MODES

Manages blowing air temperature in cooling and dead zones.

INDEPENDENT BLOWING AIR TEMPERATURE CONTROL

Controls blowing air temperature independently of room temperature.

HUMIDITY SET POINT MANAGEMENT

Manages relative humidity for comfort and economic usage.

SYSTEM COMPONENTS

BLOWER OPERATION AND CONTROL

Manages the main supply fan with variable speed for efficiency and control.

AIR FLOW CONTROL MODES

Manual or Auto airflow control based on speed or m³/h.

COMPRESSOR MANAGEMENT AND CONFIGURATION

Manages compressors based on demand and calculates required number.

COMPRESSOR CONTROL BASED ON OUTDOOR TEMPERATURE

Disables compressors based on outside air temperature thresholds.

CONDENSER FAN OPERATION AND ACOUSTIC MODES

Maintains high pressure stable and manages fan speed using acoustic modes.

CONDENSER FAN ACOUSTIC MODES

Offers 'Auto', 'Quiet', 'Auto Quiet' modes to manage condenser fan speed.

COIL DEFROST PROCEDURE

Manages defrost to avoid ice on evaporator coil in heating mode.

FRESH AIR DAMPER FUNCTIONALITY

Ensures minimum fresh air and free-cooling/heating for reduced consumption.

CO2 SENSOR AND FREE COOLINGHEATING

Optimizes air quality and activates free cooling/heating.

OUTDOOR CONDITIONS AND FREE COOLING CONTROL

Controls free cooling based on outdoor temp, humidity, and contacts.

EXHAUST FAN MANAGEMENT

Manages exhaust fans (step or continuous) based on fresh air opening.

ENERGY RECOVERY SYSTEMS

Recovers energy from exhaust air using various heat recovery types.

EXTRA HEATING OPTIONS

Manages supplementary heating types like gas, electric, and hot water.

ELECTRICAL HEATERS AND HOT WATER CIRCULATOR

Controls electrical heaters and hot water circulator functions.

FREE INPUTOUTPUT CUSTOMIZATION

Provides I/O on boards for remote control customization.

ANALOG AND DIGITAL INPUT CONFIGURATION

Configures analog and digital inputs for various sensors and signals.

CUSTOM IO SETTINGS FOR RELAYS AND DIGITAL INPUTS

Settings for configuring custom I/O functionalities for relays and digital inputs.

COMMUNICATION PROTOCOLS AND INTERFACES

DIGITAL OUTPUT CONFIGURATION

Configures digital outputs for alarms, modes, and schedules.

CUSTOM IO SETTINGS FOR ANALOG INPUTS

Settings for configuring custom I/O functionalities for analog inputs.

MASTERSLAVE UNIT CONFIGURATION

Connects up to 8 units for system operation with various management modes.

DS DISPLAY TERMINAL OPERATION

Plug and play terminal for maintenance/service, accessing advanced functionalities.

DS DISPLAY MENU NAVIGATION AND SET POINT MODIFICATION

Navigates DS menus and modifies settings, including schedule-specific options.

BUILDING MANAGEMENT SYSTEM (BMS) INTEGRATION

Connects to BMS for integrated building management.

MODBUS PROTOCOL AND WATCHDOG FUNCTIONALITY

Configures Modbus slave protocol and ensures communication monitoring.

SYSTEM ALARMS AND TROUBLESHOOTING

LIST OF ALARM CODES AND DESCRIPTIONS

Lists alarm codes and their descriptions for various system failures and warnings.

ALARM 001: BLOWER FLOW SWITCH CUT OFF

Alarm for low differential pressure indicating airflow obstruction.

ALARM 004, 005: FILTER ISSUES & ALARM 011, 012: HEATER OVERHEATING

Alarms for filter problems and electrical heater overheating.

ALARM 013: HOT WATER FROST RISK & ALARM 014-016: GAS BURNER FAILURE

Alarms for hot water frosting risk and gas burner failures.

TEMPERATURE AND AIR QUALITY ALARMS (021-026, 029)

Alarms for temperature probes out of range and high air quality.

HUMIDIFIER, PUMP, AND ROOM HUMIDITY ALARMS (031-033, 041)

Alarms for humidifier failure, pump failure, and humidity out of range.

RECOVERY SYSTEM ALARMS (051, 052, 054)

Alarms for recovery motor, wheel, or filter failures.

BOARD COMMUNICATION AND CLOCK ALARMS (061-062, 070)

Alarms for CLIMATIC board link failure and real-time clock board failure.

EXPANSION BOARD AND INVERTER LINK FAILURES (071-076)

Alarms for expansion board or inverter link disconnections.

PROBE AND SENSOR FAULT ALARMS (056, 059, 080-089, 141-144, 241-244, 341-344)

Alarms for incorrect temperature or pressure sensor readings.

FAN FAILURE AND FIRESMOKE DETECTION ALARMS (091, 099)

Alarms for fan motor failure and fire/smoke detection.

FAN INVERTER AND CONDENSER FAN ELECTRICAL FAILURE ALARMS (092, 094, 103, 203, 102, 202)

Alarms for fan inverter failures and condenser fan electrical issues.

REFRIGERANT LEAK AND COMPRESSOR ELECTRICAL FAILURE ALARMS (110, 210, 310, 114, 214, 314)

Alarms for refrigerant leaks and compressor electrical failures.

REVERSING VALVE AND LOW OPERATING PRESSURE ALARMS (116-117, 216-217, 316-317)

Alarms for reversing valve blockage and low operating pressure.

WATER EVAPORATOR FROSTING AND SUPERHEAT ALARMS (118, 218, 121-122, 221-222, 321-322)

Alarms for evaporator frosting risk and superheat temperature issues.

CONDENSER TEMPERATURE ALARMS (119, 219, 319, 129, 229, 329)

Alarms for condenser temperature being too low or too high.

APPENDICES

BMS PROTOCOL DETAILS (MODBUS, LONWORKS)

Details BMS parameters for Modbus, BACnet, Trend, Carel, and Lonworks protocols.

BMS PARAMETERS AND CONFIGURATION

MODBUS ADDRESSES FOR CONTROL PARAMETERS

List of Modbus addresses for control parameters, states, and energy values.

MODBUS ADDRESSES FOR UNIT AND BLOWER STATES

List of Modbus addresses for unit states and blower parameters.

MODBUS ADDRESSES FOR CIRCUIT 2 ALARMS AND STATES

List of Modbus addresses for alarms and states related to Circuit 2.

MODBUS ADDRESSES FOR CIRCUIT 1 ALARMS AND STATES

List of Modbus addresses for alarms and states related to Circuit 1.

MODBUS ADDRESSES FOR CIRCUIT 1 TEMPERATURE ALARMS

List of Modbus addresses for Circuit 1 temperature related alarms.

MODBUS ADDRESSES FOR REMOTE CONTROLS AND UNIT STATES

List of Modbus addresses for remote controls and unit states.

LONWORKS PARAMETERS FOR WATCHDOG AND ALARMS

List of Lonworks parameters for watchdog and alarm codes.

LONWORKS PARAMETERS FOR TEMPERATURE AND HUMIDITY

List of Lonworks parameters for temperature and humidity settings.

LONWORKS PARAMETERS FOR COMPRESSOR AND HEATER STATES

List of Lonworks parameters for compressor and heater states.

LONWORKS ERROR BITS FOR CIRCUIT 2 ALARMS

List of Lonworks error bits for Circuit 2 alarms.

LONWORKS ERROR BITS FOR CIRCUIT 1 ALARMS

List of Lonworks error bits for Circuit 1 alarms.

LONWORKS ERROR BITS AND DIGITAL STATES

List of Lonworks error bits and digital states.

LONWORKS DIGITAL STATES FOR VARIOUS COMPONENTS

List of Lonworks digital states for various components.

LONWORKS DIGITAL STATES FOR VARIOUS COMPONENTS (CONTINUED)

List of Lonworks digital states for various components.

INPUTOUTPUT CONFIGURATION

DIGITAL INPUTS AND OUTPUTS (CLIMATIC 60)

Details digital input and output assignments for BM and BE boards.

ANALOGIC INPUTSOUTPUTS & SERIAL PORTS (CLIMATIC 60)

Details analog I/O and serial port configurations for CLIMATIC 60.

ECLIMATIC INPUTS (BM BOARDS)

Lists eCLIMATIC input assignments for BM boards.

ECLIMATIC INPUTS (BE BOARDS)

Lists eCLIMATIC input assignments for BE boards.

ECLIMATIC OUTPUTS (BM BOARDS)

Details eCLIMATIC output assignments for BM boards.

ECLIMATIC OUTPUTS (BE BOARDS)

Details eCLIMATIC output assignments for BE boards.

ECLIMATIC SERIAL PORT CONFIGURATION

Lists eCLIMATIC serial port configurations for BMS cards.

MENU PARAMETERS AND CONFIGURATION

ALARM, GENERAL, AND SCHEDULING SETTINGS

Covers alarm history, unit settings, clock, scheduling zones, and modes.

ANTICIPATION, RELAY, AND DRY CONTACT SETTINGS

Details anticipation, relay states, and dry contact settings.

TEMPERATURE AND HUMIDITY CONTROL SETTINGS

Covers signal values, temperature/humidity readings, set points, and control.

DEHUMIDIFICATION, HUMIDIFICATION, AND COMPRESSOR SETTINGS

Covers dehumidification, humidification, safety, and compressor configurations.

CONDENSER, COOLING, AND HEATING MODE SETTINGS

Covers condenser, cooling, heating modes, and related temperature thresholds.

LOOP, EXPANSION VALVE, HEATER, AND HUMIDIFIER SETTINGS

Covers loop, expansion valve, heater, and humidifier configurations.

PUMP, ECONOMIZER, FREE COOLINGHEATING SETTINGS

Covers pump, economizer, free cooling/heating, and air quality settings.

EXHAUST, FAN CONTROL, AND COMPRESSOR SETTINGS

Covers exhaust, fan control, compressor activation, and leak detection settings.

COMPRESSOR AND CONDENSER CONTROL PARAMETERS

Covers compressor activation, temperature thresholds, integral times, and condenser settings.

TEMPERATURE AND HUMIDITY CONTROL SETTINGS

Covers temperature/humidity offsets, thresholds, and integral times.

DEFROST, EXPANSION VALVE, AND HEATER SETTINGS

Covers defrost parameters, PID control, expansion valve, and heater settings.

HOT WATER, ECONOMIZER, AND EXHAUST SETTINGS

Covers hot water, economizer, exhaust fan, and air quality settings.

FREE COOLINGHEATING AND RECOVERY SETTINGS

Covers free cooling, free heating, and recovery settings.

POWER METER AND COMMUNICATION SETTINGS

Covers power meter configuration, RS485 bus, and current thresholds.

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