Siemens QVE1902.010 Manual Download Page 6

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Siemens

Flow switch QVE1902.0..

CM1N1596en

Building Technologies

2017-02-16

Dimensions and weight

Dimensions in mm

Type (ASN)

Nominal

width dia

Qmax

[l/min]

[inch]

[mm]

Weight

[g]

QVE1902.010

DN 10

G�

41.5

101.5

255

QVE1902.015

DN 15

G½

41.5

101.5

220

QVE1902.020

DN 20

G¾

46.0

105.5

239

QVE1902.025

DN 25

130

55.5

115.5

315

Published by:

Siemens Switzerland Ltd.

Building Technologies Division

International Headquarters

Gubelstrasse 22

6301 Zug

Switzerland

Tel. +41 41-724 24 24

www.siemens.com/buildingtechnologies

Delivery and technical specifications subject to change

Hindustan Hydraulics & Pneumatics, Chennai - 01.

Phone : 2534 3066, 2534 5625, 2534 5587
E-Mail : [email protected]

Contact person : V. Anandha krishnan - 98409 21885

Summary of Contents for QVE1902.010

Page 1: ...act setting NO NC contact x Housing protection type IP 65 Protection class II x Maintenance free Use In HVAC plants to monitor the flow of liquid medium in hydraulic systems in particular refrigeration heat pump and heating plants e g for evaporators boilers heat exchangers etc Hindustan Hydraulics Pneumatics Chennai 01 Phone 2534 3066 2534 5625 2534 5587 E Mail hhp hindustanhydraulic in Contact p...

Page 2: ...nder no circumstances may the indicated limit values see Technical data be exceeded x You must ensure that the materials used in the flow switch are sufficiently chemically and mechanically durable against the medium to be monitored as well as external influences x Comply with maximum contact load for the reed contact The maximum contact load indicated on the type label applies to Ohm loads only a...

Page 3: ...ng that the arrow points parallel to the pipe axis and indicates the direction of flow x Install the section of piping for the flow switch the same as a valve in the existing piping Installation notes x Comply with all local regulations on electrical systems x Only qualified personnel may do the electrical installation x Always de energize the system before connecting the wires of the mains cable ...

Page 4: ...int Adjust to the arrowhead means Switching point is at a lower flow rate Adjust to the arrow end Switching point is at a higher flow rate x Carefully retighten the locking screw x We recommend using thread locker to secure the locking screw on the switching unit after carrying out individual adjustments NO contact red arrow NC white arrow Operating notes x Please make sure that there are no exter...

Page 5: ...ent Setting range Manual set at the factory to the middle of the setting range See Sizing on page 2 Protection class Housing II according to EN 60730 1 IP65 according to EN 60529 Storage transportation operation Temperature Humidity 0 70 C 95 r h Product standard EN 60204 1 Safety of machinery Electrical equipment of machines EU Conformity CE CM1T1596xx The product environmental declaration CE1E15...

Page 6: ...15 46 0 105 5 239 QVE1902 025 DN 25 130 G1 15 55 5 115 5 315 Published by Siemens Switzerland Ltd Building Technologies Division International Headquarters Gubelstrasse 22 6301 Zug Switzerland Tel 41 41 724 24 24 www siemens com buildingtechnologies Siemens Switzerland Ltd 2017 Delivery and technical specifications subject to change Hindustan Hydraulics Pneumatics Chennai 01 Phone 2534 3066 2534 5...

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