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Symmetricom XLi User Manual

Symmetricom XLi
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12 XLi Time & Frequency System
XLi-man, Issue 8, 6/17/2008, Rev. H
SSSSSSSSSSSS SSSSSSSSSS SSSSSSS S SSS S SSSSS S
1
ALARM Output
Time Code Output IRIG-B120 w/ IEEE1344
The selectable Code output has an additional selection for IRIG-B-120 w/ IEEE1344. Configuration is via
the Keypad / Display, RS232/422 and the Network port via telnet and HTML.
IRIG-B-120 IS DEFINED IN IRIG STANDARD 200-04 AS:
• Format B 100 pps
• 1 = Sine wave amplitude modulated
• 2 = 1KHz carrier/1mSec resolution
• 0 = BCD TOY,CF,SBS
IEEE1344 IS DEFINED IN IEEE1344-1995(R2001) ANNEX F AS:
IRIG-B format, <sync>SS:MM:HH:DDD<control bits> <binary seconds>
where
<sync> is the on time marker
SS seconds 00-59 (60 during leap seconds)
MM minutes 00-59
HH hour of day 00-23
DDD day of year 001-366
<control> 27 binary control characters, see Table 1 (reference IEEE1344)
<binary seconds> binary seconds of day
High Z: Power off
High Z: Alarm (enabled alarm fault)
Low Z: Normal (no enabled alarm faults)
Drive: Open Collector
Max. Voltage: 25 VDC
Max. Current: 50 mA
Quantity: 1
Connector: Female BNC
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com

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Symmetricom XLi Specifications

General IconGeneral
BrandSymmetricom
ModelXLi
CategoryMeasuring Instruments
LanguageEnglish

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