Koolance RP-1250-R User Manual

Page 6

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User Manual

CAUTION:

Generally, sensors report liquid temperature at the water

block, which is typically 5-10°C (9-18°F) lower than the actual heat
source. This difference must be considered if adjusting alarm/shutdown
temperatures. Setting alarm/shutdown modes at too high of tempera-
ture can eliminate this feature’s effectiveness. The default Koolance
settings are designed to help compensate for differences in temp.

!

System Features

to 100% power. If any sensor reaches its set shutdown point, the system will
shutdown power to the computer via relay using the “ATX pass-through” wire.

TEMP1 55C 56C : Sensor #1, Alarm Point, Shutdown Point
TEMP2 51C 54C : Sensor #2, Alarm Point, Shutdown Point
TEMP3 60C 70C : Sensor #3, Alarm Point, Shutdown Point

When in the “Temperature Settings” menu, the selected temperature sensor will
flash. Press

▼ and ▲

to navigate, or press

to select a sensor to configure:

TEMP1 SET
AL: 55C PW: 56C : AL = Alarm, PW = Power (Shutdown)

The alarm value will flash.

Press

▼ or ▲ to adjust a value. Press

to change

to the shutdown temperature. Press

again to exit configuration of this sensor.

Press ◄ to return to the previous menu.

NOTE: The shutdown temperature must be at least 1ºC (1-2ºF) higher than the
alarm temperature. If an alarm temperature can not be increased, increase the
shutdown temperature first. The minimum and maximum temperature range
allowable is 0-99ºC (32-210ºF).

FAN SET

This unit has three fan channels which can be independently adjusted.
Alternatively, use the master fan channel (“ALL FANS”) to adjust all fan channels
simultaneously.

ALL FANS 50% : All Fans (Master), Speed Setting %
FAN1 SET 84% : Fan Channel #1, Speed Setting %
FAN2 SET 47% : Fan Channel #2, Speed Setting %
FAN3 SET 30% : Fan Channel #3, Speed Setting %

The selected fan channel will flash. Press

▼ and ▲

to navigate,

press

to return

to the previous menu,

or press

to configure this fan channel:

ALL FANS 50%

The speed value will flash.

Press

▼ or ▲ to adjust this value. Press

to confirm

the setting.

Higher fan speeds can improve performance, but will produce more noise. Fan
speeds can be adjusted manually from 0-100%.

CAUTION:

F

an percentages are based on PWM duty. Fans will not

operate if set too low. Some types of fans may also not be compatible
with the PWM program and will only operate reliably at 100%.

!

Instead of manual speeds, fans can also be set to automatic. This is highly
recommended, since speeds will change based on temperature sensor feedback.
This is a good way to keep noise levels to a minimum while allowing the cooling
system to respond to temperature. To set a fan channel to automatic, press

▲ past

100% until “AUTO” is shown:

ALL FANS

AUTO

From here, press

to configure the automatic mode:

ALL FANS

AUTO

T1 L45C

H80C : Temp Sensor, Low Point, High Point

The number following “T” designates the temperature sensor this fan channel will
follow. When flashing, press

▼ or ▲ to change sensors (1-3).

Press

to move

to the next option.

The number following “L” is the temperature low point. The number following “H”
is the temperature high point. Automatic fan control will adjust fans on a dynamic
ramp between these two points:

When the temperature low point is flashing, press

▼ or ▲ to adjust it.

Press

to

move to the temperature high point, and press

▼ or ▲ to adjust it. Press

again

to return to the previous menu.

20%

100%

42ºC

(Low Point)

60ºC

(High Point)

Automatic

Fan Power

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