Vykon VT7600 Series Guia de Instalação descarregar pdf (Página 26)

Troubleshooting Section

Error / Trouble

Condition

Possible Cause Solution

Two or more controllers have the same

MAC address.

Modify each duplicate address to a

unique number.

The MS/TP network has too many

devices.

Do not exceed the maximum number of

devices and maximum length allowed

by the EIA-485 specifications.

Too many devices were installed

without any repeaters.

Repeaters need to be installed as

specified in this document.

The MS/TP cable runs are broken Locate the break and correct wiring

MS/TP connections at the module

were reversed

Respect polarity of the wires on a

MS/TP network.

Thermostat does not

come online

The thermostat does not have power Apply power to the thermostat

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Vykon VT7600 Series Guia de Instalação Página 26