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System-10-LON Network Interface Installation Guide 07/13 - 0654-4 / 16751 Page 5
1.3 SPECIFICATIONS
LON TALK NETWORK INTERFACE
Twisted Pair / Free Topology
Transceiver: TP/FT-10F, 2-wire, non-polarized, transformer isolated connection
Device Address: 48-bit Neuron ID
Communications Rate: 78 kbps
Termination: None provided
Maximum Lead Length: 1640 ft (500m) free topology
SECTION 1: INTRODUCTION
1.1 PURPOSE OF THIS GUIDE
The purpose of this guide is to provide installation and commissioning procedures and basic
operating and servicing instructions for the ONICON System-10 BTU Meter.
1.2 TYPICAL SYSTEM-10 BTU METER
ONICON’S System-10 is a true heat (Btu) computer which accepts data from several sensors,
performs a series of computations with that data, and displays and/or transmits the results as an
indication of the amount of heat (Btu’s) being transferred per unit time or as a totalized amount.
SYSTEM-10
RETURN
SCROLL RESET PROGRAM
BTU METER
ONICON
3864
POWER
FLOW DIRECTION
SUPPLY
24 OR 120 VAC
Input Power
Individual Chiller
or Boiler
System
Mains
Local display of flow, temperature and
energy data
RETURN
TEMP
SENSOR
SUPPLY
TEMP
SENSOR
24 VAC INPUT
Lon Talk
COMMUNICATIONS
TO NETWORK
ONICON insertion
flow meter purchased
separately
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