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Document 51996 AFP-300/400 NION Installation Rev. A1 03/04/03
1.7 Relay output - Fault Annunciation
TB6 on the SPB board is used to annunciate a trouble condition;
Normally Open and Normally Closed contacts are available.
The red Relay Power LED on the AFP-300/400 NION indicates a
trouble with either serial communication or Echelon network
communication.
1.5 AFP-300/400 NION Diagnostic LEDs
The AFP-300/400 NION has 6 diagnostic LEDs used as aids in diagnosing proper operation.
Service LED
- Indicates binding status of node on Echelon network.
•
Slow blink indicates NION not bound.
•
Off indicates NION bound.
•
On indicates nonrecoverable error.
Network Status
- Indicates status of Echelon network interface.
•
Slow blink indicates network operation normal.
•
Off indicates network interface not functioning.
•
Fast blink indicates a network communication error.
Network Packet
- Blinks briefly each time a data packet is received or transmitted on the Echelon network.
Serial 2
- not used.
Serial 1
- Application specific indicator of serial port activity (port 1); slow blink indicates the NION is operating
properly.
NION Status
- Indicates status of the NION.
•
Rapid blinking indicates proper NION operation.
•
On or Off indicates critical error and that the NION is not functioning.
1.6 NION Power Requirements
The AFP-300/400 NION re24VDC @ 250 mA nominal and supervised battery backup in accordance
with local code requirements. It can be powered by any regulated, power limited source that is UL listed for use
with fire protective signaling units. The NION is equipped with a +3VDC lithium battery for data backup during
low power conditions. The AFP-300/400 NION is powered by ex24VDC supply at TB5.
Figure 1-7: AFP-300/400 NION TB5 Power Connection
(-) Ground
(-) Ground
(-) Ground
(-) Ground
(-) Ground
(+) 24VDC
(+) 24VDC
(+) 24VDC
(+) 24VDC
(+) 24VDC
TB5
TB5
TB5
TB5
TB5
TB6
TB6
TB6
TB6
TB6
Figure 1-6: NION LEDs
Service
Service
Service
Service
Service
Network Status
Network Status
Network Status
Network Status
Network Status
Network P
Network P
Network P
Network P
Network Packet
acket
acket
acket
acket
Serial 2
Serial 2
Serial 2
Serial 2
Serial 2
Serial 1
Serial 1
Serial 1
Serial 1
Serial 1
NION Status
NION Status
NION Status
NION Status
NION Status
Figure 1-8: AFP-300/400 Fault
Annunciation
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