OPERATING INSTRUCTIONS
Vane wheel water meters, single jet, dry type JS and wet type JM DN 15÷40
Congratulations on choosing our product. Below we present the operating instruction of vane wheel
water meters, dry and wet type with threaded connectors (flange) DN 15÷40, manufactured by Apator
Powogaz S A in Poznań, according to the procedures of an Integrated system of quality, environment
and safety management. Please, read the instruction thoroughly before installing the flow transducer in
order to ensure usage according to its intended use.
1. The subject of the instruction
This instruction defines the criteria of correct choice, the conditions of correct installation, operation and
maintenance as well as the rules regarding safety, environment protection and disposal of the single jet
vane wheel water meters designed for measurement of volume of potable water used for business and
industrial purposes which flows in closed circuits (pipelines).
Table 1 - Types of water meters and their intended uses
type Intended use/design
JS – dry type (DN15÷40)
JM – wet type (DN15÷20)
Cold water min 0.1°C-max 30°C (50°C)
Operating pressure max 1,6 Mpa (16 bar)
01 - design with a plastic casing (JS DN 15÷20)
02 -basic design with a counter with 8 rolls,
adapted for a radio plate (JS DN15÷20)
04 - adapted for a pulse plate (JS DN15÷20)
JS-NK; JS-NKP; (DN15÷40)
Cold water min 0.1°C-max 30°C (50°C)
Operating pressure max 1,6 Mpa (16 bar)
NK - reed switch transmitter
NKP - a counter adapted to a reed switch
transmitter
JS90 - dry type (DN15÷20)
JS130 - dry type (DN25÷40)
Warm water min 0.1°C - max 90 °C
Hot water min 0.1°C - max 130 °C
Operating pressure max 1.6 Mpa (16 bar)
JS90-NK; JS90-NKP - dry type
(DN15÷20)
JS130-NK; JS130-NKP - dry type
(DN25÷40)
Warm water min 0.1°C - max 90 °C
Hot water min 0.1°C - max 130 °C
Operating pressure max 1.6 Mpa (16 bar)
NK - reed switch transmitter
NKP - a counter adapted to a reed switch
transmitter