ĐỒNG HỒ ĐO ÁP SUẤT WIKA 112.28

Design

EN 837-1

Nominal size in mm

80

Accuracy class

1.6

Scale ranges

Model 112.28: 0 ... 0.6 to 0 ... 40 bar

Model 132.28: 0 ... 1 to 0 ... 40 bar

or all other equivalent vacuum or combined pressure and vacuum ranges

Pressure limitation

Steady:        Full scale value

Fluctuating:  0.9 x full scale value

Short time:   1.3 x full scale value

Permissible temperature

Ambient: -40 ... +60 °C

Medium: +60 °C maximum (model 112.28)

+200 °C maximum (model 132.28)

Temperature effect

When the temperature of the measuring system deviates from the reference temperature (+20 °C): Max. ±0.4 %/10 K of full scale value

Ingress protection

IP 54 per EN 60529 / lEC 529

Process connection

Model 112.28: Cu-alloy

Model 132.28: Stainless steel 316L

Lower mount (LM) or centre back mount (CBM),

G 3/8 B (male), 19 mm flats

Pressure element

Model 112.28: Cu-alloy

Model 132.28: Stainless steel 316L

Movement

Cu-alloy, wear parts argentan

Dial

Aluminium, white, black lettering

Pointer

Aluminium, black

Lower mount (LM)

Dimensions in mm

Case

Stainless steel

Window

Polycarbonate

Bezel ring

Crimp ring, glossy finish stainless steel

Options

Other process connection

Sealings (model 910.17, see data sheet AC 09.08)

Liquid filling (glycerine, permissible temperature):

Ambient: -20 ... +60 °C

Medium: +60 °C maximum (model 113.28)

+100 °C maximum (model 133.28)

Panel frame 88 x 88 mm, stainless steel, black

Restrictor in the process connection