Bosch d9412gv3 User Manual
D9412GV3/D7412GV3 | Program Entry Guide | 5.0 AUXPARM
EN | 134
Bosch Security Systems, Inc. | 10/11 | F01U170807-02
When the control panel first powers up, the first Heartbeat Poll for Path 1 is sent and is acknowledged in 1 sec.
120 sec after the first Heartbeat Poll is sent, the second Heartbeat Poll for Path 1 is generated and sent to the
central station receiver.
120 sec after the first Heartbeat Poll is sent, the second Heartbeat Poll for Path 1 is generated and sent to the
central station receiver.
Figure 8: Poll Rate Timeline
10
20
30
40
50
60
70
80
90
100 110 120 130 140 150 160 170 18 0 190 200 210
1
2
7
3
4
5
6
8
220 230 240 25 0
260
270
1 - Heartbeat Poll sent
2 - Acknowledgment received
3 - Second Heartbeat Poll sent
4 - No acknowledgment, Heartbeat re-sent, retry #1
2 - Acknowledgment received
3 - Second Heartbeat Poll sent
4 - No acknowledgment, Heartbeat re-sent, retry #1
5 - No acknowledgment, Heartbeat re-sent, retry
#2
6 - Path declared failed
7 - 10-sec interval
8 - Additional Heartbeats sent at the poll rate time
7 - 10-sec interval
8 - Additional Heartbeats sent at the poll rate time
until acknowledged