DC Voltage Input HVAC Controllers

30 Results
PSK Series Refrigeration Controllers
from Parker Sporlan Division

There are several models to choose from starting with the PSK201 with simple logic and wiring (for base compressor and defrost control) to the PSK214 with multiple I/Os and evaporator fan management (for complex compressor, defrost and fan control). A quick glance at the 3-1/2 digit display panel... [See More]

  • Type: DC Voltage Inputs; 115 VAC
  • Control: Other; N/A
  • Controller Type: HVAC
  • Control Signal: Serial / Digital
Sporlan Electronic Refrigeration Controllers
from Parker Sporlan Division

The superheat control provides true pressure / temperature superheat control via an EEV utilizing Sporlan ’s unique control algorithms, while the subcool control replaces mechanical subcooling that combines liquid temperature control AND minimum superheat control. The temperature and pressure... [See More]

  • Type: DC Voltage Inputs; 20-26 VAC
  • Control: Other; Remote Diplay Unit
  • Controller Type: HVAC
  • Control Signal: Serial / Digital; Other; RS 485, Modbus
Sporlan Electronic Refrigeration Controllers
from Parker Sporlan Division

The superheat control provides true pressure / temperature superheat control via an EEV utilizing Sporlan ’s unique control algorithms, while the subcool control replaces mechanical subcooling that combines liquid temperature control AND minimum superheat control. The temperature and pressure... [See More]

  • Type: DC Voltage Inputs; 20-26 VAC
  • Control: Other; Local Display
  • Controller Type: HVAC
  • Control Signal: Serial / Digital; Other; RS485, Modbus
Sporlan Electronic Refrigeration Controllers
from Parker Sporlan Division

The superheat control provides true pressure / temperature superheat control via an EEV utilizing Sporlan ’s unique control algorithms, while the subcool control replaces mechanical subcooling that combines liquid temperature control AND minimum superheat control. The temperature and pressure... [See More]

  • Type: DC Voltage Inputs; 20-26 VAC
  • Control: Other; Stand Alone Controller- With Display
  • Controller Type: HVAC
  • Control Signal: Serial / Digital; Other; RS 485, Modbus
Sporlan Electronic Refrigeration Controllers
from Parker Sporlan Division

The superheat control provides true pressure / temperature superheat control via an EEV utilizing Sporlan ’s unique control algorithms, while the subcool control replaces mechanical subcooling that combines liquid temperature control AND minimum superheat control. The temperature and pressure... [See More]

  • Type: DC Voltage Inputs; 20-26 VAC
  • Control: Other; Local Display
  • Controller Type: HVAC
  • Control Signal: Serial / Digital; Other; RS485, Modbus, BACnet
Sporlan Electronic Refrigeration Controllers
from Parker Sporlan Division

The superheat control provides true pressure / temperature superheat control via an EEV utilizing Sporlan ’s unique control algorithms, while the subcool control replaces mechanical subcooling that combines liquid temperature control AND minimum superheat control. The temperature and pressure... [See More]

  • Type: DC Voltage Inputs; 20-26 VAC
  • Control: Other; Standalone Controller With Display
  • Controller Type: HVAC
  • Control Signal: Serial / Digital; Other; RS485, Modbus
Sporlan Electronic Refrigeration Controllers
from Parker Sporlan Division

The superheat control provides true pressure / temperature superheat control via an EEV utilizing Sporlan ’s unique control algorithms, while the subcool control replaces mechanical subcooling that combines liquid temperature control AND minimum superheat control. The temperature and pressure... [See More]

  • Type: DC Voltage Inputs; 20-26 VAC
  • Control: Other; Remote Diplay Unit
  • Controller Type: HVAC
  • Control Signal: Serial / Digital; Other; RS 485, Modbus
Sporlan TCB - Temperature Control Board
from Parker Sporlan Division

In addition to the 0 to 10 volt DC or 4 to 20 milliamps signal usual from PID controllers, the TCB can be configured to modulate a valve in response to a TTL (5 volt) signal, or a 24-120 volt AC pulse of three to thirty seconds duration. The TCB may be ordered less potentiometer if an external... [See More]

  • Type: DC Voltage Inputs; N/A
  • Control: Other; N/A
  • Controller Type: HVAC
  • Control Signal: Serial / Digital
Sporlan Temperature Sensors
from Parker Sporlan Division

Sporlan Temperature Sensors are ideally suited for Kelvin II series, S3C, and legacy controllers. They are available in 2K, 3K, 10K, and 98.6K resistance ratings. NTC Temperature Probes are also available for our PSK line of controllers. Markets: • Industrial Refrigeration. • Commercial... [See More]

  • Type: DC Voltage Inputs; N/A
  • Control: Other; N/A
  • Controller Type: HVAC
  • Control Signal: Serial / Digital
Sporlan Temperature Sensors
from Parker Sporlan Division

Sporlan Temperature Sensors are ideally suited for Kelvin II series, S3C, and legacy controllers. They are available in 2K, 3K, 10K, and 98.6K resistance ratings. NTC Temperature Probes are also available for our PSK line of controllers. Markets: • Industrial Refrigeration. • Commercial... [See More]

  • Type: DC Voltage Inputs; N/A
  • Control: Other; N/A
  • Controller Type: HVAC
  • Control Signal: Serial / Digital
Sporlan Temperature Sensors
from Parker Sporlan Division

Sporlan Temperature Sensors are ideally suited for Kelvin II series, S3C, and legacy controllers. They are available in 2K, 3K, 10K, and 98.6K resistance ratings. NTC Temperature Probes are also available for our PSK line of controllers. Markets: • Industrial Refrigeration. • Commercial... [See More]

  • Type: DC Voltage Inputs; N/A
  • Control: Other; N/A
  • Controller Type: HVAC
  • Control Signal: Serial / Digital
Air Measuring Station -- IAQ50X
from Ruskin Company

The IAQ50X is an air measuring station with an ultra low-leak, high performance control damper that is integral to the flow sensing section. This patented design provides a solution that measures and controls flow in an 11" (279) deep assembly. The assembly exceeds AMCA class 1A leakage... [See More]

  • Type: DC Voltage Inputs
  • Control: Limit
  • Controller Type: HVAC
  • Form Factor: Chassis
C1-D Enclosed Drives
from Mitsubishi Electric Automation, Inc.

The C1-D Enclosed Drives are designed to serve the needs of the commercial HVAC industry for simple and dependable pump and fan control. At the heart of the new controller is Mitsubishi Electric's highly successful D700 Variable Frequency Drive, which has an outstanding reputation for durability and... [See More]

  • Type: DC Voltage Inputs
  • Control: PID
  • Controller Type: HVAC
  • Form Factor: Chassis
Wall Mounted HVAC Controller -- AM6108
from Cubic Sensor and Instrument Co.,Ltd.

INTRODUCTION. AM6108 HVAC system controller is with built-in IAQ sensor modules, which integrated NDIR CO2 sensor, laser PM2.5 sensor, HVAC indoor air quality sensor. It can monitor and display indoor CO2 concentration, PM1.0 PM2.5 PM10 concentration, HCHO, VOC and RH&T. The signal of controller can... [See More]

  • Type: DC Voltage Inputs
  • Control: Linear; PID
  • Controller Type: HVAC
  • Features: PLC; Multi-Function; Rate Indication/ Control
Smart Fog® CPLC 1 Zone Relative Humidity and Temperature Controller Unit -- CPLC-1
from Smart Fog

Smart Fog ® CPLC 1 Zone Controller Unit is an industrial relative humidity and temperature controller. This unit provides accurate, user friendly control interface. Propriatory intelligent algorithms provide unsurpassed accuracy and set and forget functionality. Product Advantages: Competely... [See More]

  • Type: DC Voltage Inputs; Current Loop (Transmitter) Excitation
  • Control: Nonlinear
  • Controller Type: HVAC
  • Features: PLC
1/4 DIN Digital Controllers -- 4000A
from OMEGA Engineering, Inc.

The OMEGA ® 4000A Series digital controller distinguishes itself by features, construction, and operation one would expect to find only in controllers costing much, much more. Bright, easy-to-read LED digits yield an unambiguous temperature indication which is not achievable with an analog... [See More]

  • Type: DC Voltage Inputs
  • Control: Limit (optional feature); PID (optional feature)
  • Controller Type: HVAC
  • Features: Rate Indication/ Control
Air Measuring Station Controller -- AMS070V
from Ruskin Company

The AMS070V controller package includes factory calibration and wiring of the controller, transformer and terminal strip in a painted NEMA 1 electrical enclosure. The controller is an inter-operable, LonMark ® compliant device. The control package provides precise setpoint monitoring and... [See More]

  • Type: DC Voltage Inputs
  • Control: Limit
  • Controller Type: HVAC
  • Form Factor: Chassis
PowerGate ‘H’ HVAC Bypass Controller
from Mitsubishi Electric Automation, Inc.

PowerGate ‘H ’ Series HVAC Controllers offer the simplicity and functionality of an HVAC bypass controller and the high specification, performance and reliability of the Mitsubishi Electric FR-F800 VFD. The ‘Slimline ’ enclosure is ideal for mounting in areas where space is... [See More]

  • Type: DC Voltage Inputs
  • Control: PID
  • Controller Type: HVAC
  • Form Factor: Chassis
Smart Fog® MS100 Control Unit -- MS100-VB
from Smart Fog

Smart Fog ® MS100 VB Control Unit is a reliable control center for the MS100 System. Easy plug & play install and maintenance free design provides a bullet proof industrial solution for humidity control appliacation. This unit controls a constant stream of 0 psi water pressure. Unit... [See More]

  • Type: DC Voltage Inputs; Current Loop (Transmitter) Excitation
  • Control: Nonlinear
  • Controller Type: HVAC
  • Features: PLC
Dual Channel Temperature Controllers -- CYC325
from OMEGA Engineering, Inc.

The CY325 Series dual-channel temperature controller is capable of supporting nearly any diode, RTD, or thermocouple temperature sensor. Two independent PID control loops with heater outputs of 25 and 2 W are configured to drive either a 50 or 25 Ù load for optimal control flexibility. [See More]

  • Type: DC Voltage Inputs
  • Control: PID
  • Controller Type: HVAC
  • Features: Rate Indication/ Control
Air Measuring Station Controller -- IAQ020
from Ruskin Company

The IAQ020 is the standard controller for the IAQ50X Air Monitor Damper. It is a turnkey controller that communicates with any building automation system through analog input and output signals. It comes factory programmed and calibrated to the mating IAQ50X Airflow Monitor Damper and corresponding... [See More]

  • Type: DC Voltage Inputs
  • Control: Limit
  • Controller Type: HVAC
  • Form Factor: Chassis
Dual-Zone Controllers -- CN79000
from OMEGA Engineering, Inc.

The CN79000 controller set a new standard in 1/32 DIN power, flexibility, and value. The CN79000 is a dual zone controller in the 1/32 DIN size. The CN79000 Series offers 5 thermocouple input types and each zone offers a single setpoint. Standard features include independent fuzzy logic, autotune,... [See More]

  • Type: DC Voltage Inputs
  • Control: Limit
  • Controller Type: HVAC
  • Features: Rate Indication/ Control
Humidity and Temperature Controllers -- CNiTH and DPiTH
from OMEGA Engineering, Inc.

The Omega ® DPiTH and CNiTH Series instruments monitor and control both temperature and relative humidity. All meters and controllers in the series are high quality, highly accurate instruments featuring Omega's award-winning iSeries technology, uncompromising accuracy, and Made in the U.S.A. [See More]

  • Type: DC Voltage Inputs
  • Control: Limit
  • Controller Type: HVAC
  • Features: Rate Indication/ Control
Input Temperature/Process Controllers -- CN8260
from OMEGA Engineering, Inc.

The CN8240/CN8260 1/8 DIN vertical and 1/4 DIN temperature/ process controllers are extremely versatile and user-friendly. The operator needs to review only those parameters relevant to the particular application during setup. A dual digital display offers optimum process information at a glance. [See More]

  • Type: DC Voltage Inputs; Current Loop (Transmitter) Excitation
  • Control: Limit; PID
  • Controller Type: HVAC
  • Features: Rate Indication/ Control
Limit Controller with Audible Buzzer -- CN700
from OMEGA Engineering, Inc.

The CN700 Series thermocouple FM approved high limit controllers provide audible alarm status along with a robust 15 amp relay output. Unit allows the user to easily select automatic or manual reset along with 10 other parameters. The CN700 series has a built in reset button on the front panel or... [See More]

  • Type: DC Voltage Inputs
  • Control: Limit
  • Controller Type: HVAC
  • Features: Rate Indication/ Control
Limit Temperature/Process Controllers -- CN3101
from OMEGA Engineering, Inc.

The CN3101 is a compact, fully programmable high or low limit controller. It is UL listed and has FM approval as a limit controller. With user programmable inputs, outputs and high/low limit features, it is adaptable to almost any limit control application, and can easily be reconfigured as needed. [See More]

  • Type: DC Voltage Inputs; Current Loop (Transmitter) Excitation
  • Control: Limit (optional feature); Fuzzy Logic (optional feature)
  • Controller Type: HVAC
  • Features: Multi-Function; Rate Indication/ Control
Programmable Temp/Process Controllers -- CNi
from OMEGA Engineering, Inc.

bull;. Now with. Embedded Internet (EI Option CNi16D Series). •. First Full Series of Instruments with. Programmable Color Displays. •. User Friendly, Simple to Configure. •. High Quality! 5-Year Warranty Std. •. Free Software, Active X Controls. •. Selectable Full Autotune... [See More]

  • Type: DC Voltage Inputs; Current Loop (Transmitter) Excitation
  • Control: Limit; PID
  • Controller Type: HVAC
  • Features: Multi-Function; Rate Indication/ Control
Programmable Temp/Process Controllers -- CNi16
from OMEGA Engineering, Inc.

bull;. First Full Series of Instruments with. Programmable Color Displays (Std.). •. User Friendly, Simple to Configure. •. High Quality! 5-Year Warranty. •. Free Software, Active X Controls. •. Selectable Full Autotune PID Control. •. High Accuracy: ±0.5 °C (0.9... [See More]

  • Type: DC Voltage Inputs; Current Loop (Transmitter) Excitation
  • Control: Limit; PID
  • Controller Type: HVAC
  • Features: Rate Indication/ Control
Temperature Controllers -- CN370
from OMEGA Engineering, Inc.

The CN350, CN360 and CN370 Series controllers are designed for economical and easy use. Models are available with digital, deviation, or non-indicating display, for J, K, R, and S thermocouples or 100 . platinum RTD input. The small 1.88" (48 mm) square face, 1.77" square cutout ( 1 /16 DIN) and... [See More]

  • Type: DC Voltage Inputs
  • Control: Limit; PID
  • Controller Type: HVAC
  • Features: Rate Indication/ Control
Temperature High Limit Controller -- CN3261
from OMEGA Engineering, Inc.

The CN3261 Series High Limit Controller protects expensive heaters and sensitive materials from damaging over temperature conditions. It is designed for industrial and commercial applications that require high temperature protection. The CN3261 features a Form C latching, manually resettable relay... [See More]

  • Type: DC Voltage Inputs
  • Control: Limit
  • Controller Type: HVAC
  • Form Factor: Chassis (optional feature); DIN (optional feature)