Siemens WFM407 series Manual Download Page 8 | Manualshive

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Siemens WFM407 series Manual Download Page 8

8/8

Building Technologies

Electronic Heat Meter

CE1N5331en

HVAC Products

03.11.2005

Dimensional drawings

Installation length
80 mm

Installation length
110 mm

Installation length 130 mm

This Data Sheet only contains general descriptions and technical features which, in the case of specific applica-
tions, may not necessarily apply, or which may change due to further development of the product. Technical
details and features are binding only if explicitly agreed upon at the time of contract closure

.

©

2005 Siemens Building Technologies

Subject to alterations

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Summary of Contents for WFM407 series

Page 1: ...inal flow of 0 6 m3 h 1 5 m3 h and 2 5 m3 h The electronic SiemecaTM heat meter can be read out and parameterized via an IrDa interface Application The heat meter is used for measuring heat energy The major areas of application are heating systems with central heating facilities in which the heating energy is supplied to several consumers as required This is useful in Apartment buildings Offices a...

Page 2: ...t Integrated Return WFM407 D119 2 5 m3 h 130 mm 1 5 m Indirect Integrated Return WFM407 E139 Place of installation Inlet Nominal Flow qp Installation Length Cable Length Immersed Flow Sensor Place of Installation Type Ref 0 6 m3 h 110 mm 1 5 m Direct Integrated Flow WFP407 B113 1 5 m3 h 110 mm 1 5 m Direct Integrated Flow WFP407 D113 2 5 m3 h 130 mm 1 5 m Direct Integrated Flow WFP407 E133 1 5 m h...

Page 3: ...r 130 mm installation length return sensor indirectly immersed flow sensor in immersion sleeve WFZ E130 IT For 130 mm installation length return sensor directly immersed flow sensor in ball valve WFZ E130G1 I For 130 mm installation length return sensor indirectly immersed flow sensor in immersion sleeve WFZ E130G1 IT Scope of delivery installation sets WFZ Accessories E80 E80G3 E110 I E110 IT E11...

Page 4: ...t meter with 110 mm installation length and 30 April as due date WFM407 B113 Due date April Technology The meter operates according to the single jet measuring principle The water flows against an impeller its speed is scanned electronically and without a magnetic field The temperatures in the flow and return are measured with immersion sensors Pt1000 platinum measuring elements The heat meter is ...

Page 5: ...connected to the pipe it is made of brass and contains the metering chamber with the single jet impeller sensor The inlet connection has a filter to trap large dirt particles The heat meter is a compact version The calculator contains the electronics and the 8 digit display LCD The operating voltage of DC 3 V is supplied by a lithium battery The IrDA interface for automatically reading out the rea...

Page 6: ...ed at the inlet in front of the device 150 mm for installation lengths of 80 mm and 110 mm 200 mm for an installation length of 130 mm If the device is only to be used when starting up the spacer can be mounted first Before installing the meter rinse the pipe well mount the spacer for this purpose When installing observe the flow sign an arrow on the flow meter If tees of a different brand are use...

Page 7: ...line 2035 VDI union of german engineers Max permissible operating pressure 10 bar Range of use flow meter 15 90 C Temperature measurement temperature range of sensor temperature difference 15 105 C 3 90 K Behaviour of flow Flow 2 1 qp Flow 2 1 qp Linear Constant Permissible ambient temperature Transport and storage Operation 20 C 70 C 5 C 55 C Battery life time 10 years years Connection sizes and ...

Page 8: ...h 130 mm This Data Sheet only contains general descriptions and technical features which in the case of specific applica tions may not necessarily apply or which may change due to further development of the product Technical details and features are binding only if explicitly agreed upon at the time of contract closure 2005 Siemens Building Technologies Subject to alterations ...

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