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Bourdon tube pressue gauge

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Bourdon tube pressure gauge, stainless steel case
Fire extinguisher gauge NS 33, 36, 40,43mm

Model
FE01.050 (Centre back connection)

Applications

● Used for pressure measurement and indication in fire extinguishers and fire extinguishing devices

Special features

● According EN837-1 or UL design

● Stainless steel case 

● Reliable and cost-effective

Specifications 

Design 

EN 837-1

UL

Nominal size in mm 

33, 36, 40, 43

Accuracy class 

4.0

Scale ranges

0 ... 1 to 0 ... 400 bar 

Pressure limitation

Steady: 3/4 x full scale value

Fluctuating: 2/3 x full scale value

Short time: Full scale value

Permissible temperature

Ambient: -20 … +60 °

Medium: +60 °C maximum 

Temperature effect 

When the temperature of the measuring system deviates from the reference temperature (+20 °C): max. ±0.4 %/10 K of the span 

Ingress protection per IEC/EN 60529 

IP32 

Process connection

Copper alloy

G 1/8B  

Connection location

Centre back mount

Pressure element 

Copper alloy,  helical type 

Dial 

Aluminium, white, black and red lettering 

Pointer 

Aluminium, black 

Case 

Stainless steel

Window

Plastic 

Options 

■ Other process connection

■ Reference pointer

■ Special scale

■ Current limiting screws


Model / Nominal size / Scale range / Process connection / Connection location / Options