Differential Pressure Switches 930 Series

FOR AIR CONDITIONING/ VENTILATION, USER-ADJUSTABLE

APPLICATION

Differential pressure switch e.g. for monitoring filter, fan, fire damper, or air flow status of air handing system.

BENEFITS

Switching-point easily adjustable with scale in Pascal;

Direction of CM conduit entry can be rotated in steps of 180°

APPROVALS

CE approval according to low-voltage directive EEC73/23.

TECHNICAL SPECIFICATIONS

Max. operating pressure 2500 Pa

Pressure media air, non-flammable gases,

and non-aggressive gases

Pressure connections two plastic tubes, outside

diameter: 6.0 mm

Switching capacity 1.5 A, (0.4)/250 Vac

Electrical connections AMP connectors, 6.3 x 0.8,

DIN 46244 or screw terminals

Conduit entry PG11

Protection class IP54

Mounting lugs integrated in bottom housing

(alternative: mounting angles)

Medium/ambient temp. -20 …+85 ℃

Storage temperature -40 …+85 ℃

Membrane material silicone

CONTENTS OF DELIVERY

The deliver includes (in the case of individual packages) the following part:

1 930 Differential Pressure Switch

1 Data sheet with installation information duct kit consisting of:

1.3 m of silicone hosing

2 joining pipes with 5 screws

2 self-tapping screws for mounting the housing

3 terminal screws for electrical installatio

OPERATING RANGES

*The trip pressure refers to vertical mounting. In case of horizontal mounting (with the cover pointing upwards), the range values increase by 20 Pa.