Anfield Sensors Inc

Anfield Differential Pressure Switch

DSPA / DSPF

Differential pressure Switch

An economical differential switch utilizing a simple and reliable design. It is used for many monitoring applications such as a filter change indicator. Constructed of an anodized aluminium body with steel ports for durability.

Features:

APPLICATIONS:

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Electrical:5 A [12/24 VDC, 125 VAC] or 3A [250 VAC]
Switch Type:Snap Action
Protection:DIN 43650A – IP65, Terminals – IP00
Temperature Range:-20°F to 180°F (-29°C to 82°C) Nitrile
Mechanical Range1,000,000 Cycles @ 75 PSI (5.2 BAR) 
Diaphragm Material:Standard: Nitrile
Optional: Viton, EPDM, HNBR
Housing Material:Anodized Aluminum Housing
Maximum Over pressure:500 PSI (34 BAR) 
Repeatability:+/- 2% of full set point range at 20°C (68°F)
Differential:10 – 30% of setting
Weight:.75 lbs (0.35 kg)

ModelAdjustment Range
PSIDBARD
DSPA-110-300.7 – 2.0
DSPA-225 – 601.7 – 4.0

CONTACT DIN 43650 TYPE
COMMON PIN 1
NORMALLY CLOSED PIN 2
NORMALLY OPEN PIN 3

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