Dec3.2 control parameters – Tempest Hurricane User Manual

Page 15

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Hurricane Enclosure User Manual

page 15

‘piles on’ to DEC3.2 operation, within defined safety limits. However, until such

time as the temperature reaches the TOP limit, the heater may be enabled and the

fan disabled, which is why the mode should only be used for Test and Service use

by a trained technician.

DEC3.2 Control Parameters

DEC3.2 will run out of the box with its default parameter settings, which equate to the (fixed)

settings of its predecessor DECs 1 and 2.

Temperature:

Top Set

Range 35-45°C, Default = 40°C

Most manufacturers recommend a max temperature for their

equipment of 40°C, though this does vary. When DEC3.2 senses a

temperature higher than Top Set, it indicates an overtemp

condition as a warning. NOTE: in moving light enclosures the

thermal sensor is necessarily placed in the exhaust air path,

which will be higher (sometimes a lot higher) than the actual

fixture ambient. This needs to be kept in mind when adjusting

temperature settings.

Cutoff Temp

Range 0-15°C, Default = 15°C

This is a setting above the Top Set temperature that determines

the temperature at which the lamp relay is opened cutting off

power from the fixture/projector. User may reduce it as desired,

but should establish before doing so the actual operating

temperatures experienced in hot weather before doing so, to

avoid nuisance tripping.

Bottom Set

Range 0-10°C, Default = 10°C

The temperature maintained by the heater in cold conditions.

Most equipment manufacturers recommend a minimum

operating temperature of 0°C, and users may set it lower than the

default if desired.

Humidity

Range 50-90%, Default 80%

The threshold at which incoming air is more aggressively heated to remove

moisture.

DMX Address Range 001-510, Default 001

Sets the DMX address for the lamp relay control. In the DMX/RDM service mode,

the subsequent two DMX slots control fan and heater respectively.

Fan Overrun Range 1-15 minutes, Default 5 minutes

This is the time that the enclosure fan(s) will run after the fixture/projector lamp

is turned off. As a general rule, the more powerful the lamp, the longer the

overrun should be, to prevent overheating while the lamp cools down.

Temp C/F

Default Celsius

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