ONICON System-10 N2 - Manual (Page 23)

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System-10-N2 BTU Meter Installation and Operation Guide 05/14 - 0655-5 / 18322
Page A-2
SYSTEM-10 BTU METER
N2 BOARD
CAUTION
Only qualified service personnel should make connections between the System-10-N2 BTU Meter
and the user’s external equipment. ONICON assumes no responsibility for damage caused to the
external equipment as a result of an improper installation.
!
CAUTION
Incoming and outgoing RS485 cable shield wires should be connected together, but must not be
connected to the System-10.
!
N2 (-)
N2 (+)