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GDS 207 connector compatible
The majority of espresso machine manufacturers use a GDS 207 connector compatible flow meter.
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Parts required
Two grouphead Flow meter cable, per two groupheads
Installation
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GDS 207 connector orientation
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Two grouphead Flow meter cable, per two groupheads
GDS 207 connector compatible - Alternate
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pinout
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La Marzocco coffee Some espresso machines use a different pinout on the flow meters, even though they use the same type of plug. This applies to machines which use a GDS 207 connector as well as ones which use individual quick connect (blade) connectors.
This type of flow meter is present in most La Marzocco and Unic espresso machines.
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Parts required
Two grouphead Flow meter cable, per two groupheads
Alternate pinout adapter, per two groupheads
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Two quick connect (blade) connectors plus ground lug
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This type of flow meter is present in most Rancilio, and some La Marzocco espresso machines.
In the case of a La Marzocco machine with this type of flow meter, the Alternate pinout adapter (above) is not required.
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Parts required
Two grouphead Flow meter cable, per two groupheads
Two terminal plus ground lug flow meter adapter, per grouphead
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1x insulated quick connect female, per grouphead
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Installation
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Four pin header
This type of flow meter is present in Cimbali and Faema espresso machines.
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Parts required
Two grouphead Flow meter cable, per two groupheads
Four pin header flow meter adapter, per grouphead
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