Limits Per H1 Channel; General Maximum Limits; Performance - ABB Ability 800xA Series User Manual

A Limits and Performance Data
A.2 Limits per H1 Channel
A.2

Limits per H1 Channel

A.2.1

General Maximum Limits

Table A.2: Maximum Limits per H1 Channel
Connections (VCRs) - overall
Sink connections (alarm receptions)
Client/server connections
Publisher and subscriber
LAS schedules
Sub-schedules
Sequences per sub-schedule
Elements per sequence
Size of LAS schedule domain [octets]
Note, that the total size of the LAS schedule domain must not exceed 2000 octets.
Additionally for each component of the LAS schedule, the maximum value given in the
table applies.
The ABB configuration tools Fieldbus Builder FOUNDATION™ Fieldbus and Control
Builder F will automatically take into account these limits.
A.2.2

Performance

Make sure that in your configuration the maximum number of 40 republished signals
per second per H1 link is not exceeded.
Please note: Signals exchanged between H1 devices are not affected. This limit only
affects signals that have a connection to the LD 810HSE Ex.
2PAA114135-610
1
1. The total number of Source/Sink, Client/Server, and Publisher/Subscr ber VCRs in an
H1 channel cannot exceed this value.
128
10
39 + 1
100
2
4
64
4
2000
94