Chapter 1 – Product Overview
Communication Wiring
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),
Controller LED Indicators
The controller has six Light Emitting Diode (LED) indicators (see the figure Siemens
BACnet ATEC).
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| Controller LEDs. | |||
| LED Type | Label | LED |
| Indication | |
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| (if present)* | Number |
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| DO | LED 3 - LED 5 | 3 - 5 |
| Indicates the ON/OFF status of the DO | |
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| associated with it. A glowing LED indicates | |
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| that the DO is energized. | |
| Transmit | TX | 0 |
| Indicates, when flashing, that the controller is | |
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| transmitting information to the field panel. | |
| Receive | RX | 1 |
| Indicates, when flashing, that the controller is | |
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| receiving information from the field panel. | |
| BST | BST | 2 |
| Indicates, when flashing ON and OFF once | |
| ”Basic Sanity |
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| per second, that the controller is functioning | |
| Test” |
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| properly. | |
| * Some LED labels and numerals may be hidden by the controller cover. | |||||
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| See also |
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| Chapter 1 – Product Overview [ 9] | ||||
12 |
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Siemens Industry, Inc. |
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| BACnet ATEC Owner's Manaul | ||
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| 4/20/2010 |
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