Communication Wiring; Controller Led Indicators - Siemens BACnet ATEC Owner's Manual

Chapter 1 – Product Overview

Communication Wiring

Controller LED Indicators

12
Siemens Industry, Inc.
125-5050, Rev. AA
The controller connects to the field panel by means of a Floor Level Network (FLN)
trunk. Communication wiring connects to the three screw terminals on the controller
labeled "+" (positive), "-"(negative), and "S" (Shield). See the following figure.
The controller has six Light Emitting Diode (LED) indicators (see the figure
BACnet ATEC
).
LED Type Label
(if present)*
DO LED 3 - LED 5
Transmit TX
Receive RX
BST BST
"Basic Sanity
Test"
* Some LED labels and numerals may be hidden by the controller cover.
See also
 Chapter 1 – Product Overview [ 9]
Controller LEDs.
LED
Number
3 - 5 Indicates the ON/OFF status of the DO
associated with it. A glowing LED indicates
that the DO is energized.
0 Indicates, when flashing, that the controller is
transmitting information to the field panel.
1 Indicates, when flashing, that the controller is
receiving information from the field panel.
2 Indicates, when flashing ON and OFF once
per second, that the controller is functioning
properly.
BACnet ATEC Owner's Manaul
Siemens
Indication
4/20/2010