Diaphragm-Type Diaphragm Seals Mini Diaphragm Seal WIKA Type L990.TB

Application

Process industry diaphragm seal to combine with Bourdon tube pressure gauges. Intended for corrosive, contaminated, hot or viscous pressure media. Design

Upper and lower housing welded with integral diaphragm It requires hydraulic fluid to transmit pressure to instrument

Process Connection

¼” or ½” NPT-female, other see options

Instrument Connection

¼” or ½” NPT-female

Suitable Pressure Ranges (MWP 2500PSI @250°F)

2 ½” gauge: 15 PSI to 2500 PSI

4 or 4 ½” gauge: 15 PSI to 2500 PSI