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12.4.6 Impulse Length and Impulse Pause
For the impulse length and pause the ETC proposes a standard value according to the
selected line mode. These values can, however, be changed.
...
Line
X
[Impulse]
Configuration
Pulse
length[s]:
Pulse
pause[s]:
Input range:
0.2s - 0.7s
, for second lines, (sum however smaller 0.8s)
0.2s - 5.9s
, for
1
/
8
- and
1
/
5
-minute lines, (sum however smaller 6.0s)
0.2s - 9.9s
, for
1
/
2
-minute and minute lines
The value of the impulse pause is only of importance in catch-up running. The following
graph gives an explanation of the relations.
t
PL
t
Mode
t
PL
t
PP
Normal operation
Catch-up
t
PD
: Impulse
length
t
PP
: Impulse
pause
t
Mode
:
Impulse cycle determined by the line mode (e.g. min = 1 minute)
12.4.7 Catch-up
Periodicity
Determines the periodicity of the connected impulse slave clocks.
...
Line
X
[Impulse]
Configuration
Period:
Selection from:
60 sec, 12 h, 24 h, 1 week
