Design
EN 837-1
Nominal size in mm
Model 111.16: 40, 50 and 63
Model 111.26: 40, 50, 63 and 80
Accuracy class
2.5
Scale ranges
0 … 0.6 to 0 … 400 bar
or all other equivalent vacuum or combined pressure and vacuum ranges
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 °C
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
Process connection
Copper alloy
For process connections and spanner widths see page 4
Pressure element
Copper alloy
C-type or helical type
Movement
Copper alloy
Dial
NS 40, 50, 63: Plastic, white, with pointer stop pin
NS 80: Aluminium, white
Pointer
Plastic, black
Case
Plastic, black
Window
Plastic, crystal-clear, snap-fitted in case

Panel fitting
Model 111.16:

– Panel mounting flange
– Mounting bracket
Model 111.26: Locating lugs on the case side
NS 40, 50, 63: Triangular bezel
NS 80: Front flange

Options
Other process connection
Accuracy class 1.6
 Model 111.26, NS 40, 50, 63: Triangular bezel, metallised