Digital alert systems: dasdec user manual – Digital Alert Systems DASDEC-II MANUAL User Manual

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Digital Alert Systems: DASDEC User Manual

   


+TTTT- This indicates the valid time period of a message in 15 minute segments up to one hour and then in 30 minute
segments beyond one hour; i.e., +0015, +0030, +0045, +0100, +0430 and +0600.

JJJHHMM- This is the day in Julian Calendar days (JJJ) of the year and the time in hours and minutes (HHMM) when the
message was initially released by the originator using 24 hour Universal Coordinated Time (UTC).

LLLLLLLL- This is the identification of the broadcast station, cable system, MDS/MMDS/ITFS station, NWS office, etc.,
transmitting or retransmitting the message. These codes will be automatically affixed to all outgoing messages by the EAS
encoder.

NNNN- This is the End of Message (EOM) code sent as a string of four ASCII N characters.

The only originator codes are:

Originator

ORG


Code Broadcast station or cable system

EAS

Civil

authorities

CIV

National Weather Service

WXR

Primary Entry Point System

PEP


The following Event (EEE) codes are presently authorized:

Nature of Activation

Event Codes


National Codes (Required):
Emergency Action Notification

EAN (National only)

Emergency Action Termination

EAT (National only)

National Information Center

NIC

National Periodic Test

NPT

Required Monthly Test

RMT

Required Weekly Test

RWT


State and Local Codes (Optional):
Administrative

Message

ADR

Avalanche

Warning

AVW

Avalanche Watch

AVA

Blizzard

Warning

BZW

Child Abduction Emergency

CAE

Civil

Danger

Warning

CDW

Civil Emergency Message

CEM

Coastal Flood Warning

CFW

Coastal Flood Watch

CFA

Dust Storm Warning

DSW

Earthquake

Warning

EQW

Evacuation

Immediate

EVI

Fire

Warning

FRW

Flash Flood Warning

FFW

Flash Flood Watch

FFA

Flash Flood Statement

FFS

Flood

Warning

FLW

Flood

Watch

FLA

Flood Statement

FLS

Hazardous Materials Warning

HMW

High Wind Warning

HWW

High Wind Watch

HWA

Hurricane

Warning

HUW

Hurricane Watch

HUA

Hurricane Statement

HLS

Law Enforcement Warning

LEW

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