Connecting indoor rowers

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Connecting indoor rowers

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PM connection options

PM5s have both USB and Serial connections.  RowPro can presently only use the USB connections.

PM4s have both USB and Serial connections.  RowPro can presently only use the USB connections.

PM3s have only USB connections and RowPro uses these.

USB connection schemes

The typical USB connection scheme is to connect a number of PMs to a USB hub via the USB cable supplied with each Concept2 Indoor Rower, then connect the USB hub to the RowPro PC using the USB cable supplied with the USB hub.

Multiple USB hubs may be used if required in series or parallel to connect all PMs.  Some examples:

4-erg example

Use a single 4-port hub and connect this into a USB port on the RowPro PC.

8-erg example

Use two 4-port hubs and connect these into two separate USB ports on the RowPro PC.

12-erg example

Use three 4-port hubs, connect these into another 4-port hub, and connect this into a USB port on the RowPro PC.

16-erg example

Use four 4-port hubs, connect these into another 4-port hub, and connect this into a USB port on the RowPro PC.

Important notes:

The maximum USB cable length is 15 feet (approx 5 meters).  This can constrain the possible floor layouts of Indoor Rowers and needs to be planned carefully to ensure all PMs can be reached within this cable distance limit.
Where USB hubs are used, all the USB cables can be 15 feet long, so if for example a hub feeds into another hub as per the 12-erg and 16-erg examples above, the total cable length can be as much as 3 x 15 feet = 45 feet, i.e. 15 feet from the PM to the first hub, another 15 feet to the next hub, then a further 15 feet to the RowPro PC.
Where it is not possible to connect all the PMs within the limits of the 15 feet cables, for example with in-ceiling or under-floor cabling, special cabling arrangements are possible to handle greater distances.  If you need this, please contact assist@digitalrowing.com for detailed advice.
Apart from USB cables, provision also needs to be made for the mains power cables for powering the USB hubs.
The USB cables and the mains cables feeding power to the USB hubs should be carefully taped down onto the floor so they do not pose a tripping hazard to people moving around the rowing venue.
The USB hubs are usually taped in around the front supports of the indoor rowers to protect them from being tripped over.