Meggitt vibro-meter VM600 - Page 125

Document reference MAMPS-HW/E HARDWARE MANUAL
Edition 18 - March 2022 VM600 machinery protection system (MPS)
4-17
Alarm monitoring
MPC4 / IOC4T CARD PAIR
Note that the use of advanced logic functions is equivalent to placing brackets in the equation
above.
Figure 4-7: Example showing basic and advanced logic functions
Basic Function 1
Basic Function 2
Basic Function 3
Advanced Function 1
Advanced Function 2
Ch.1, Out.1 Alert+
Ch.3, Out.1 Alert+
Ch.4, Out.2 Alert−
Ch.1, Out.2 Danger+
Ch.2, Out.2 Danger+
Ch.3, Out.2 Danger−
Speed Ch.1, Alert+
Speed Ch.2, Alert+
AND
OR
AND
OR
Voting
logic:
>1 of 3