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Mr.William II

Ventilation - controller

  • Control of room temperature
  • Control of fan-speed
  • Two output control signals for damper motors
  • Automatic fan stop
  • High quality polycarbonate-housing sealed to IP 65
  • Reduced control signal triggered by lower outside temperature

Model selection​

Features​

MW Jr.​

MW Sn.​

MW Sl.​

WSI​

Input

Temperature-sensor

Temperature-sensor

1.5-9.5 V

9.5-1.5 V (inversed)

Fan stop

adjustment -6 to +2°C,

normally -2°C

No

Switch​

Switch

No

Band-width, adjustment

2-10°C , normally 4°C

Yes

Yes​

No

No

User Button to control minimum ventilation

Yes

Yes - controls fan

and damper motors

No

No

MIN-speed, adjustment

normally 80 V

Yes

Yes

Yes

Yes

MAX-speed, adjustment

normally 210 V

Yes

Yes

Yes

Yes

0-10 V outputs, control- signals for actuators

"SERVO1": inlet

"SERVO2": exhaust

Adjustment: SERVO2 =

0.5-2 x SERVO1, normally 1.6

No

Yes

No

No

Potentiometer for reducing control-signal in cool weather

Reducing solely "SERVO1"

Terminals for outside termostat

No

Yes

No

No

​All models are available for either 5, 8 or 10 Amps of maximum power consumption of the fans.

Mw Sl. slave unit is used to control fans when power consumption exceeds the capability of one controller. More units can be controlled by the same control signal.

WSI slave unit is used to control fans which should operate inversed i. e. maximum speed when its cold, and minimum speed when its hot.

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Companyinfo

Klima Design ApS

CVR: 37977942

Address

Bommen 2, Thorning,
8620 Kjellerup