Table 15: LED designations, normal status, and descriptions
LED designation Normal status Descriptions/other conditions
ETHERNET (Green) Flicker Flicker = Data is transferring on the Ethernet
connection. Ethernet traffic is general traffic (may
not be traffic to or from the network engine).
Off Steady = No Ethernet traffic, probably indicates a
dead Ethernet network or bad Ethernet connection.
10 LINK (Green) On steady (10 Mbps
network)
On Steady = Ethernet connection is established at 10
Mbps.
100 LINK (Green) On steady (100
Mbps network)
On Steady = Ethernet connection is established at
100 Mbps.
RUN (Green) On steady On Steady = NCE software is running.
On 1 second, Off 1 second = NCE or NIE software is
in startup mode.
On 0.5 seconds, Off 0.5 seconds = NCE or NIE
software is shutting down.
Off Steady = Operating system is shutting down or
software is not running.
PEER COM (Green) Varies Flicker = Data traffic between network engines.
For an NCE or NIE that is not a Site Director, this
LED indicates regular heartbeat communications
with the Site Director. For a single NCE or NIE on a
network without an ADS, there is no flicker.
Accessories
Table 16: NCE25 Accessories Ordering Information
Product Code Number Description
MS-BAT1020-0 Replacement data protection battery for the NCE25. Rechargeable
NiMH battery: 3.6 V 500 mAh, with a typical life of five to seven years at
21°C (70°F).
TL-MAP1810-xx Pocket-sized web server that provides a wireless mobile user interface
to Metasys field controllers, thermostats, and smart rooftop units. Refer
to the Mobile Access Portal Gateway Catalog Page (LIT-1900869) to identify
the appropriate product for your region.
MS-DIS1710-0 Local Controller Display connects to NCE on SA Bus and provides menu
display and navigation keypad for monitoring status and controlling
parameters on the NCE’s integral field controller.
Note: A DIS1710 display does not operate on NCE models that
have an integral controller display.
AS-XFR100-1 Power transformer (Class 2, 24 VAC, 92 VA maximum output), with
enclosure.
AS-XFR010-1 Power transformer (Class 2, 24 VAC, 92 VA maximum output), no
enclosure.
NCE25 Installation Instructions32
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