Accuracy (DIN EN 837-1)  

• Class 1.6  

• Class 2.5 for pressure range 0 – 600 bar (0 – 10,000 psi)

Case With polished crimped-on ring, stainless steel 304 (1.4301)  

Degree of Protection (DIN EN 60 529/IEC 529)

• IP65 (≥10 bar)

• IP54 (≤10 bar) with cut-off blow-out plug no. 19

Blow-out Device Blow-out plug at the top of the case coverage

Case Ventilation Via blow-out plug, ventilation required for internal pressure compensation for pressure ranges ≤10 bar, and also recommended for other pressure ranges if the operating conditions permit  

Case Filling For model STL: glycerin  

Nominal Case Size 40 mm (1½")  

Wetted Parts

• Connection: stainless steel 316L (1.4404)  

Bourdon tube: stainless steel 316L (1.4404), gas-shielded arc welding  

• ≤100 bar (1,500 psi) C-form  

• ≥160 bar (2,000 psi) helical form  

Case Configuration

• Connection: welded  

Position of the connection

• bottom connection

• center back connection (rm)

Mounting device

• without  

Mounting Device for center back connection:

• front flange for panel mounting (rmFr)  

• U-clamp for panel mounting (rmBFr)  

Pressure Ranges (DIN EN 837-1) 0 – 1 bar to 0 – 600 bar (0 – 15 psi to 0 – 10,000 psi)  

Process Connection 1/8" NPT or 1/4" NPT

Window Instrument glass  

Movement Stainless steel  

Dial Aluminum white, scale black  

Pointer Aluminum black

Safety Category According to DIN EN 837-1

• S1 pressure gauges with blow-out device  

• S2 safety pressure gauge with window made of polycarbonate