ĐỒNG HỒ ĐO ÁP SUẤT WIKA 111.31

Design
ISO 5171
Nominal size in mm
50
Accuracy class
2.5
Scale ranges
0 ... 2.5 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

Standard version
Process connection
Copper alloy,
lower mount (LM)
1/4 NPT (male), 14 mm flats
Pressure element
Copper alloy
C-type or helical type
Movement
Copper alloy
Dial
Plastic, white,
with pointer stop pin, black lettering
Pointer
Plastic, black
Case
Zinc diecast with solid baffle wall (Solidfront) and blow-out
device in the back
Window
Polycarbonate
Options
Other process connection
Sealings (model 910.17, see data sheet AC 09.08)
Case lacquered to customer requirements