Flanged water meters / flow meters, DN40-400-IP65/68-CE – Operating Manual
Page 6 of 19
Example part designation marking of a coupled water meter
MWN/JS – 50/4.0 - NKP
Table 3. Permanent flow rate Q3 vs. water meter type
Water meter
/ flow meter
type
MWN
(WPH-01)
Nubis
MWN130
(WPH130-
01)
MK-01
MH-01
JS
Impero
MWN/JS WI
Permanent flow rate, Q
3
(m
3
/h)
40
25 25 - - -
- 25
40 25 25 25
25
25
25
65
63 40 - 40
40
40
40
100 63 63
- 63
63
63
160 100 100
-
100
100
100
* Maximum instantaneous flow rate in case of fire: < 2 h
** Available by special order
Master / side water meter type
Master water meter size (nominal diameter) / Side water meter
size (permanent flow rate)
Version with the counter compatible with the NK transmitter
module
Master / side water meter type