EH4 Electronic Humidistat
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Two step humidistat with fast response sensor
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Two independent volt-free control relays
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Visible "High RH" alarm
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Now also for humidification
Two closing contacts: Two independently programmable relays with adjustable hysteresis. Possible to use for both dehumidification and humidification. Suitable for Hi/Lo/Off control of one unit, On/Off control of two separate unit or On/Off control of one unit plus remote high/low RH alarm.
Display and diodes: High visibility RH display (15 mm). Neon lamps indicate relay operation. Display fl ashes if ‘High RH’ set point is exceeded.
Sensor: Honeywell fast response capacitive type moisture sensor. Factory calibrated (accuracy < ±2%RH).
Optional: available for wall or duct mounting.