Chapter 2 General Wiring Information; Input/Output Terminal Wiring - Trane Tracer MP503 Installation And Operation Manual

CNT-SVX09B-EN
Chapter 2
General wiring information
This chapter provides specifications and general information about wir-
ing the Tracer MP503 I/O module. The module requires wiring for:
Input/output terminals
•
AC power to the module
•
Communication-link wiring, if the module is to communicate with a
•
building automation system (BAS) or other LonTalk devices

Input/output terminal wiring

All input/output terminal wiring for the Tracer MP503 I/O module must
meet the following requirements:
All wiring must comply with the National Electrical Code and local
•
codes.
Use only 18 AWG twisted-pair wire with stranded, tinned-copper con-
•
ductors. (Shielded wire is recommended.)
Binary output wiring must not exceed 1000 ft (300 m).
•
Binary input and 4–20 mA input wiring must not exceed 1000 ft
•
(300 m).
Thermistor input and 0–10 Vdc input wiring must not exceed 300 ft
•
(100 m).
Do not run input/output wires in the same wire bundle with any ac-
•
power wires.
For detailed wiring information and diagrams, see Chapter 4, "Applica-
tions of the Tracer MP503."
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