Controller for demand controlled ventilation systems in public, commercial and residential buildings and also horticulture.
It automatically modifies the fan speed to adapt to the needs defined in the system, triggered with digital sensors, eg. humidistat, thermostat, PIR and timer.
It has two basic modes of operation:
1. ON/OFF remote + 2 adjustable speeds e.g. trickle and boost. (Using 3 digital inputs). If control is in ON status using INPUT1, output signal always take the worst between adjustments for INPUT2 and INPUT3 values
2. Up to three adjustable speeds. Low, mid and boost. (Using 3 digital inputs)
Outputs a 0-10V line for speed control of EC/Ecowatt fans. (See our energy efficient fans section.
for the installation instructions.