Val-Co Ovation Controls

Display and Set-up Panel:
5 character LED display screen shows longer descriptions

Indicator lights for output status – show ventilation system at a glance
Defective probe pilot light
Independent temperature probe inputs – individual readouts
16 or more parameters accessed by dial – protection with lock out mode switch preventing accidental or unauthorized changes

Control Features:
Displays absolute temperatures for all stages
Inside and outside High/Low temperatures for room average recordings
Optional humidity probe with RH compensation
Compatible with potentiometer feedback air inlet control
Minimum Vent Timer selects desired time on and off – no limitations
On/Off stages have selectable 2° F offset
Sequential power-on with 5 second delay between stages
Full-speed fan start-up for 2 seconds on variable output
Motor curves for variable speed fans
Ramping functions – 10 different set points – adjustments for current day
Adjustable heater offset & differential
2 heating stages possible for controls with 2 or more thermo stages
Dual zone heat mode allows 2 heaters on a single stage with individual sensors
Easy access to internal adjustments – snap on latch

Alarm Features:
Test mode – runs through sequence to test settings and equipment
Alarms for High/Low and critical temperatures plus power failure
Offset alarm for mist, heat and stage 2
Includes standard alarm output

Curtain Setup:

Simplified curtain/winch setup using targeted temperature (absolute values)

Curtain/winch can be set up to operate anywhere within ventilation control sequence

Manual overrides for curtains

Outdoor temperature influence on high alarm offset and curtain logic

Normal and progressive timing option for curtains

Built-in adjustable timer on natural ventilation stages

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