WOLTMAN TYPE WATER METER
Features
Dry-dial, magnetic drive
Vacuum sealed register, frost resistant, keeps clear reading for long time
Removable measuring unit, easy installation and maintenance
Measuring high flowrate with low head loss
Remote transmission device can be added upon request
Many kinds of sensors, such as Reed Switch, Hall and Weagand can be supplied upon request
Pulse output may be 10l/pulse,100l/pulse,1000l/pulse
The meters conform to ISO4064 Standard Class B
The meter are available with LCD reading register
Working condition
Water temperature≤50°c
(Hot water meter≤90°c)3
Water pressure≤1MPa
(PN: 1.6MPa/16bar)
Accuracy
From minimum flow-rate (qmin) inclusive, to transitional flow-rate (qt), exclusive:±5%
From transitional flow-rate (qt) inclusive, to overload flow-rate (qs),exclusive:±2%
(Hot water meter:±3%)
Technical data
Nominal size DN (mm) |
Class of measurement |
Overload flow-rate qs(m3/h) |
Pemanent flow-rate qp(m/h) |
Transitional flow-rate qt(m3/h) |
Minimum flow-rate qmin(m3/h) |
Minmum reading Min(m3) |
Maximum reading Max(m3) |
50 |
B |
30 |
15 |
3 |
0.45 |
0.01 |
999999 |
65 |
B |
50 |
25 |
5 |
0.75 |
0.01 |
999999 |
80 |
B |
80 |
40 |
8 |
1.2 |
0.01 |
999999 |
100 |
B |
120 |
60 |
12 |
1.8 |
0.1 |
9999999 |
125 |
B |
200 |
100 |
30 |
3 |
0.1 |
9999999 |
150 |
B |
300 |
150 |
30 |
4.5 |
0.1 |
9999999 |
200 |
B |
500 |
250 |
30 |
50 |
0.1 |
9999999 |
250 |
B |
800 |
400 |
30 |
80 |
0.1 |
9999999 |
300 |
B |
1200 |
600 |
30 |
100 |
0.1 |
9999999 |
Overall dimensions and weight
Type |
Size (mm) |
Length (mm) L |
Width (mm) W |
Height (mm) H |
Outer diameter of flange D (mm) |
The center diameter of connecting bolt D1 (mm) |
Connecting bolt (Pcs) |
Weight (kg) |
LXSG-50E |
50 |
200 |
172 |
247 |
165 |
125 |
8*M16 |
12 |
LXSG-65E |
65 |
200 |
185 |
260 |
185 |
145 |
8*M16 |
13 |
LXSG-80E |
80 |
225 |
200 |
264.5 |
200 |
160 |
8*M16 |
15 |
LXSG-100E |
100 |
250 |
225 |
271.5 |
220 |
180 |
8*M20 |
19 |
LXSG-125E |
125 |
250 |
250 |
295 |
250 |
210 |
8*M20 |
23 |
LXSG-150E |
150 |
300 |
285 |
301.5 |
285 |
240 |
8*M20 |
30 |
LXSG-200E |
200 |
350 |
340 |
358.5 |
340 |
295 |
12*M20 |
42 |
LXSG-250E |
250 |
400 |
395 |
413.5 |
395 |
350 |
12*M20 |
51 |
LXSG-300E |
300 |
450 |
445 |
463.5 |
445 |
400 |
12*M20 |
63 |