LWD-2.5 AND LWD-10
| Company: | TOV 'Torgovo-promyishlennaya kompaniya 'Tehnoprom' |
| Seller: |  Sergej Aleksandrovich |
| Phones: |  +38 (96) 8897777 Show phone |
| Address: | Kyiv, Ukraine |
Designed to measure the volume of drinking water or volume hot water in water supply systems. Conform to ISO 4064-1:1993(E). By separate order comes with a set of installation parts: 1 - nut (2 PCs), 2 - fitting (2 PCs), 3 - gasket (2 PCs).
LWD-2,5
LWD-10
Nominal diameter (nominal size)
DN20
DN40
The operating temperature range of the measured water, ° C
cold
hot
from 5 to 30
from 30 to 90
Metrological class
In
Working position
H(horizontal)
Water consumption, m3/h
the minimum Qmin
transition, Qt
nominal, Qnom
maximum, Qmax
0,05
0,20
2,50
5,00
0,16
0,64
10,0
20,0
The greatest amount of water per day, m3
62,5
250
Lowest price division counting mechanism, m3
0,0001
0,001
Limits of permissible relative error, %
in the range of expenses from Qmin to Qt(excluding)
in the range of expenses from Qt to Qmax
for cold water
for hot water
± 5
± 2
± 3
Loss of pressure, MPa, not more
0,1
Its final drive ratio, m3/pulse
1,h-5
4,h-5
Housing material
Iron, brass
Designation D D1L
L1 S Hl
l1 hmm
LWD-2,5 G1- Gѕ-In 190 278 112 130 15 16 53 LWD-10 G2-B G11/2-B 300 418 154 155 18 22 65
