DKL
DKL
The Double Knob Line (DKL) is a series of control units designed for vehicle air conditioning systems, managing functions such as heating, ventilation, air conditioning, air recirculation, and defrosting. These units feature two control knobs and two push buttons, all backlit for ease of use in low-light conditions. The line offers both manual and automatic temperature control options.
Specifications
- Operating Voltage Range: 10.5 ÷ 16V / 18 ÷ 32V
- Nominal Power Supply Voltage: 12V / 24V
- Output Rated Current: max 400mA per pin
- Operating Temperature Range: -40˚C to 85˚C
- Storage Temperature Range: -40˚C to 90˚C
- Dust/Water Resistance: IP54 on the front panel
- Protection Features: Over Voltage, Reverse Polarity, Short-Circuit
- Electromagnetic Compatibility: UNECE Regulation No.10
Mechanical Dimensions
The control units are available in various configurations, including manual and electronic blower speed options, with specific part numbers for 12V and 24V systems.
Functional Overview
The control units manage several functions:
- Heating: Adjusted via the temperature control knob
- Ventilation: Controlled by the air flow knob, available in 3 steps or electronic speed regulation
- Air Conditioning: Activated by a push button
- Air Recirculation and Defrost: Managed by push buttons
Components and Kits
Each configuration includes specific part numbers for control units, water valve kits, connector and pin kits, and complete kits (excluding relays). The electronic thermostat version includes an anti-icing temperature sensor.
Contact Information
For additional functions or modifications, contact the technical department at COMES Electronic Climate Control, located in Bareggio, Milano, Italy.
Catalog excerpts
COMES ELECTRONIC CLIMATE CONTROL
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Double Knob Line The Double Knob Line is designed to manage several functions in the vehicle air conditioning system, such as heating, ventilation (the speed control ventilation can be supplied either with 3 steps or with electronic speed regulator), air conditioning, air recirculation, defrost function, etc. Control units in this line have two control knobs plus two push buttons and are fully backlit (all functions of the control unit, including the knobs, are backlit to allow the user to easily find them in the hours of darkness). This line includes versions with either manual or automatic...
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Manual Control Unit – 3 Blower Speeds – A/C and Recirculation Push Buttons Manual Control Unit – 3 Blower Speeds – A/C and Defroster Push Buttons Manual Control Unit – 3 Blower Speeds – A/C Push Button Manual Control Unit – Electronic Blower Speed – A/C and Recirculation Push Buttons Manual Control Unit – Electronic Blower Speed – A/C Push Button Automatic Control Unit – A/C and Recirculation Push Buttons Electronic Thermosta
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Manual Control Unit - A/C and Recirculation Push Buttons Control Unit Water Valve Kit Connector and Pin Kit Complete Kit (Relay not included) FUNCTIONAL OVERVIEW This control unit is designed to manage the following functions: • Heating (by rotating the temperature control knob) • Ventilation (by rotating the air flow control knob; the speed control ventilation is supplied with 3 steps) • Air conditioning (by pressing the relevant push button) • Air recirculation (by pressing the relevant push button) Manual Control Unit - A/C and Defroster Push Buttons Complete Kit (Relay not included) Z01.65.011...
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Manual Control Unit -3 Blower Speeds -A/C Push Button Control Unit Water Valve Kit Connector and Pin Kit Complete Kit (Relay not included) FUNCTIONAL OVERVIEW This control unit is designed to manage the following functions: • Heating (by rotating the temperature control knob) • Ventilation (by rotating the air flow control knob; the speed control ventilation is supplied with 3 steps) • Air conditioning (by pressing the relevant push button) Manual Control Unit -Electronic Blower Speed Regulator -A/C and Recirculation Push Buttons PART NUMBER Control Unit Water Valve Kit Electronic Blower Speed...
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Manual Control Unit - Electronic Blower Speed Regulator - Control Unit Water Valve Kit Electronic Blower Speed Kit Connector and Pin Kit Complete Kit (Relay not included) FUNCTIONAL OVERVIEW This control unit is designed to manage the following functions: • Heating (by rotating the temperature control knob) • Ventilation (by rotating the air flow control knob; the ventilation is supplied with Electronic Blower Speed Regulator) • Air conditioning (by pressing the relevant push button) Automatic Control Unit - A/C and Recirculation Push Buttons Electronic Blower Speed Kit Z19.01.135 Z19.01.142...
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Electronic Thermostat -3 Blower Speeds P/N 12V P/N 24V PART NUMBER Control Unit Anti-icing Temperature Sensor Connector and Pin Kit Complete Kit (Relay not included) FUNCTIONAL OVERVIEW This control unit is designed to manage the following functions: • Air conditioning (by rotating the temperature control knob) • Ventilation (by rotating the air flow control knob; the speed control ventilation is supplied with 3 steps) • Air conditioning ON/OFF (by pressing the relevant push button)
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COMES Electronic Climate Control Via Don Fracassi 25/27 20008 Bareggio - Milano - Italy
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