COM0
/
COM1
S
ERIAL
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NTERFACES
System 6844(RC) - V03.00
95 / 157
hopf
Elektronik GmbH
Nottebohmstr. 41
• D-58511 Lüdenscheid • Tel.: +49 (0)2351 9386-86 • Fax: +49 (0)2351 9386-93 • Internet: http://www.hopf.com • E-Mail: [email protected]
6.3.4
hopf
Master/Slave-String
The
hopf
Master/Slave-String can be used to synchronise slave systems with the time data
of the master system.
The
hopf
Master/Slave-String transmits:
the full time information (hour, minute, second)
the date (day, month, year [2 digits])
the difference time local to UTC (hour, minute)
the day of the week
status information (announcement of DST changeover, announcement of a leap
second and the status of reception of the
hopf
Master/Slave-String source)
6.3.4.1 Specified Settings
Automatic:
no
Required:
The following settings are required for the synchronisation of the
hopf
_
slave-systems:
Normally points of time every minute, depending on system
also every second
output second forerun
ETX on the second change; selectable: data string at the be-
ginning or at the end of the 59. second.
local time
9600 baud, 8 bit, 1 stop bit, no parity
This setting guarantees the best control of the time basis in the
slave systems.
Blocked:
no
