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The heat meter left the factory in conformance with all applicable safety regulations. All maintenance and
repair work is to be carried out only by qualified and authorized technical personnel.
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Instruments with activated radio function are not allowed on air freight.
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The correct installation point in the system must be chosen: inlet or outlet flow (see item 3.1 'Pictograms
installation point').
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The temperature sensor cables and the cable between the calculator and flow sensor must not be kinked,
rolled up, lengthened or shortened.
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To clean the heat meter (only if necessary) use a slightly moist cloth.
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To protect against damage and dirt the heat meter should only be removed from the packaging directly
before installation.
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If more than one heat meter is installed in one unit, care must be taken to ensure that all the meters have
the same installation conditions.
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All specifications and instructions listed on the data sheet and in the Application Notes must be adhered to.
Further information can be obtained at www.engelmann.de.
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The heat meter has a lithium-metal-battery. Do not open the batteries, do not bring the batteries into
contact with water or expose them to temperatures above 80 °C. Do not charge them or short-circuit them.
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Instruments which have been replaced or exchanged must be disposed of according to relevant
environmental regulations.
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The display is deactivated and can be activated for two minutes by pushing the button.
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Unit of energy and installation point (outlet flow / inlet flow) can be set on location, only once, before
start of operation by pushing the button or alternatively using the „Device Monitor" software.
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Type and concentration of glycol in the medium of those mechanical meter types designed to be used
with glycol can be set on location at any time using the „Device Monitor" software (see item 8.1 for
details).
3.1 Pictograms installation point
On the right in the meter display in all information loops you will find one of the following two pictograms. The
pictogram indicates in which pipe the meter is to be mounted.
Installation in outlet flow
Installation in inlet flow
3.2 Pictograms type of meter (on type identification label)
Heat meter
Cooling meter
4 Mounting the Flow Sensor
SensoStar E
4.1 Mounting of
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Flush the pipes professionally, taking care not to damage any system components. Then close all the shut-
off valves.
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Open the nearest draining valve for pressure release.
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Drain the closed-off pipe section.
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Loosen the coupling rings and remove the old heat meter.
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Remove all old gaskets and clean the sealing surfaces. Insert new gaskets.
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Position the flow sensor correctly, taking into account the direction of flow (arrow on the side of the flow
sensor)!
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Tighten the coupling rings.
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Rotate the calculator to the best position for read-out, or detach it and mount it nearby.
Page 28 of 79
Article no.: 1080621031
SensoStar Q
SensoStar U
,
and
2022_02_02
Subject to technical change! Errors excepted.
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