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Controls and Safety : Humidistats
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Type Q8WHH and Q8WHM
Type Q8WHH and Q8WHM
Electronic on-off relative humidity controllers with IP 65 enclosure
Controls and Safety
Humidistats
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Product applicable fields
  • Air and Fluid heating solutions
  • Industry
  • Ventilation
  • Professionnal kitchen
  • Agriculture and Farming
product presentation

MAIN FEATURES

Applications: Relative humidity display or control in cold rooms and commercial applications.

Sensing element: capacitive sensor, protected by plastic housing, with 2 meter cable.

Electronic control features: Miniature intelligent controller (see description P3 of section 5).

Main advantages:

• The simplest and most economical electronic controller with digital display

• Heavy duty housing for outside use, IP65 and IK10.

• Simple configuration by user

• Adjustable temperature differential and selection of heating or cooling action, adjustable humidity differential and selection of humidifying or dehumidifying action

• If open circuit or missing temperature sensor and if no power supply, output relay will open (Fail safe action)

Standard equipment:

• Fuse for internal circuit protection

• Illuminated on-off switch

• 4 wall mounting removable legs

• Connection block with 5 terminals for 6mm² wires and 5

terminals for 2.5mm² wires. The connection block is equipped with a jumper between terminals 1 and 2, it  allows connecting a safety  device, a timer, or an external wired remote control.

Cable outputs:

• Cable gland output board is equipped in standard with two M20 + 1 M24 cable glands (Other cable gland board: 2 x M25)• The two back side M20 X 1.5 outputs are equipped with cable glands with silicone gasket to seal the temperature sensor  (if this option exists) and the humidity sensor outlet.

Standard Accessories:
• 10 PA66 red plastic seals, English-French installation manual.

• Temperature sensor with waterproof PVC probe is included in the control box (if this option exists). Other available temperature sensor, see P15 of this catalogue
Options:

• Infrared remote control

• Enclosure heater

• 115-120V power supply.

Power relays: many variations are possible, and are  described in the catalogue N°3