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Process Control Instrumentation, Field Devices and Industrial Automation
PRODUCTS & SERVICES is a provider of process control and field instruments for Oil & Gas, Industrial Machinery, Pipelines, Custody Transfer, Tank Gauging, Waste Processing, Water Treatment Plants, Burner Management Systems and Incinerators, Conveyor Control, Food & Beverage, Motor, Pump & Compressor Control, Wireless Telemetry, Data Logging, Real-Time Process Data to Web.

Our Broad spectrum of products, 20+ years of experience with industrial automation, process control and hands-on approach ensure the success of Your project

At ControlSystemsUSA, you deal with the people who have actual and extensive experience in the use of process control instrumentation.

We are authorized resellers of instruments such as

  • Radio Modems
  • Flow Transmitters, Indicators, Sensors and Switches.
  • Pressure Switches, Indicators and Transmitters.
  • Level Switches, Indicators and Transmitters.
  • Temperature Elements, Switches and Transmitters.
  • Electric Power Measurement Devices.
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$241.60     Availability: 7 Days
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Intec HG80 Duct Electro-mechanical Humidistat to detect relative humidity in the air. Polyga bands sensor. Continuous monitoring. SPDT output. NEMA13 or NEMA4X enclosures. CE Listed.

Part# with Options:        HG80
Price with Options:        241.60


(1) Enclosure for Intec HG80
Protector Gauze
(2) Protector Gauze for Intec HG80

Availability 7 Days  ]


Electro-mechanical humidistats, to detect and control relative humidity in the air.


To sense the relative humidity level in air, and for low- or line-voltage on/off single-stage control of humidifiers, dehumidifiers, compressors, solenoids, valves, relays, and other electrical equipment in commercial and industrial environments, i.e., offices, computer rooms, food storage warehouses, greenhouses, indoor swimming pools; dairy-, textile-, paper- and printing plants, and many more.

  • Continuous monitoring
  • Humid- or dehumidification on/off control
  • Switched output, SPDT, 24...250 VAC, 15(8)A
  • Scaled setpoint knob
  • Easy to install
  • Enclosures NEMA13 or NEMA4X
  • Maintenance-free in clean air applications

Sensor Performance
Relative humidity in air 0-100% rH (rF)
Operating range 30-100% rH (rF)
Condition non-aggressive air
Sensor element Polyga ® bands of multi-synthetic fibers, water-resistant, washable, saturation without damage
Accuracy above 50% rH (rF)± 3-3.5% rH (rF)
Accuracy below 50% rH (rF)± 4.0% rH (rF)
Permissible air velocity, maximum1575 ft/min (8 m/sec); with gauze protection: 2970 ft/min (15 m/sec)
Response time< 120 sec for 63% step change, at 394 ft/min (2 m/sec)
Type of Control
General On/Off, single stage control, with (1) microswitch output
Stage level/setpoint Field adjustable over the full operating range
dial knob range30-100% rH (rF)
hysteresis/switching differential 4-5% rH (rF), fixed
Microswitch SPDT, airtight
contact rating 24...250 VAC, 15(8)A
Working temperature 32°F to 140°F (0°C to 60°C)
Storage temperature -22°F to 140°F (-30°C to 60°C)
Humidity 0-95% rH (rF), non-condensing
Working pressure Atmospheric ± 10%
Enclosure materialABS, fire-retardant
Enclosure colorWhite and light grey
Enclosure protectionRefer to the section: “Ordering Information” in datasheet
Probe materialHigh-grade steel, perforated, non-corroding
InstallationProbe into duct mount
Enclosure dimensions4.73 x 3.15 x 2.84 in. (120 x 80 x 72 mm)
Probe dimensionsŘ 0.63 - Ř 0.79 x 8.67 in. ( Ř 16 - Ř 20 x 220 mm)
Cable entry(1) M20 compression fitting, removable, hole fits 1/2 in conduit connector
Wire connectionTerminal block, screw type for lead wire
Wire sizeMax. 14 AWG (2.5 mm 2 )
Weight 1.6 lbs. (0.7 kg)
Approvals / Listings CE
Electromagnetic compatibility (EMC)resistance interference, conformity EN50082-2
interference emmission, conformity EN50081-2
Warranty 18 months material and workmanship

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