Specification Brand : +GF+ BulletPoint1 : 4 to 20 mA output or digital (S3L) output BulletPoint2 : Standard 3/4 in. NPT Process Connection or 1/2 in. Male Union BulletPoint3 : Flush ceramic diaphragm BulletPoint4 : Choice of three pressure ranges BulletPoint5 : Slotted Optical Sensor Switch normally used for the detection of reflective materials such as paper, IBM cards, magnetic tapes, Fax and shredder paper, Obstacle, Black and white line etc ConnectorType : Union ExteriorFinish : Brass ExternallyAssignedProductIdentifier1 : 638845434614 ExternallyAssignedProductIdentifier2 : 0638845434614 ItemName : GF Signet 3-2450-7U Pressure Sensor, 4 mA to 20 mA Output, 0-10 psi, 15' Cable, 1/2" Union Connection, 7" ItemPackageDimensions_Height : 16.7 centimeters ItemPackageDimensions_Length : 9.6 centimeters ItemPackageDimensions_Width : 12.1 centimeters ItemPackageQuantity : 1 ItemShape : union ItemTypeKeyword : electronic-pressure-sensors Manufacturer : GF Signet Material : Plastic MeasuringRange : 4mm to 13mm ModelNumber : 3-2450-7U NumberOfItems : 1 NumberOfPieces : 1 PartNumber : 3-2450-7U ProductDescription : Product parameters Model:ST188, PIN: 4PIN Working Voltage:DC 5V;Output control:20mA Detection distance: 8mm/0.31" Compact construction, sense the presence of an object by using the reflective IR beam from the object Sensing Method: Reflective;Detection object:Opaque object