KROHNE DW 181-182-183-184 EN - Manual (Page 25)

Installation and operating instructions DW 181 - 184 25
6 Technical Data
DW 181 DW 182 DW 183 DW 184
Full-scale range (100% values)
Flow rate
m 3 /h 0.16…30 0.16…30 24…250 –
(US GPM) (0.7…132) (0.7…132) (106…1100)
Flow velocity m/s
(ft/s) – – – 0.4…4
(0.66…1.31)
Connection
Pipe thread G
3 /
4
” … 2” – – –
Flanges to DIN 2501 – DN15- (DN65), DN150/
(NFE 29203) DN50/PN40 DN100, DN125, PN16…PN25
(DN65/PN16) DN150/PN16
DN80/PN40,
DN200/PN10
Flanges to ANSI B16.5 – 1 /
2
”…2” (2 1 /
2
”) 3” (2 1 /
2
”)…8” 6”
Class 150 lb/RF
Information on other standards and pressure ratings supplied on request
Measuring system
Measuring disc
C C – –
with tapered tube
Nozzle with baffle E E – –
Baffle – – P P
Indicator
Scale division 1 to 10
G G G G
in flow units A A A ( ≤DN100 / 4”) –
Pipe run / flow direction
Vertical/upwards VU
VU VU –
Vertical/downwards VO VO VO –
Horizontal/either way H H H H
Max. operating pressure*, ***
-
≤DN50 or 2”: ≤DN150 or 6”: -
40bar or
580psig 40 bar or
580 psig 16 bar or
230 psig 25 bar or
365 psig
- ≥DN65 or 3”: ≥DN200 or 8”: -
16 bar or
230 psig 10 bar or
145 psig**
DN150 PN16 DN150 PN16
<13 bar (for
dangerous
fluids only –
group 1
Directive
67/548/CEE -) <13 bar (for
dangerous fluids
only –group 1
Directive
67/548/CEE -)
DN80 PN40 DN80 PN40
<25 bar (for
dangerous
fluids only –
group 1
Directive
67/548/CEE -) <25 bar (for
dangerous fluids
only –group 1
Directive
67/548/CEE -)
* Information on higher pressure levels supplied on request, ** PN 16 optional,
*** Subject to process connection used and flange temperature