Quadlogic MiniCloset-5c, Installation Manual, Page: 86 / 117

Appendix
© COPYRIGHT 2009
Quadlogic Controls Corporation
82

Make sure the RS-485 wires are spliced together correctly.

Like colors from pigtails connect to the same circuit.

Make sure enough insulation is stripped off wire to make solid contact with the
circuit.

Use wire nuts that are rated for the number of wires and gauge.

Avoid excess bare wire outside of the wire nut.

Make sure that the wires are not shorted together or to the box.

Make sure there are no “T” branches in the RS-485 network.

Pigtails make a short wire connection to straight network.

Make sure there are no bare wires touching any metal conductors.

Make sure data link is not more than 4000 feet with the meter at the end of the link.

Make sure terminating resistors are in place.

Make sure that there is only ONE communications module with a modem in the data
link."
If the problems persists after verification contact a Quadlogic technical support representative for
further assistance. It is possible that the Quadlogic device is defective and may need
replacement.