Event Masks
Lower mask (Modes EVENTMASK and EVENTMASKEX)
Value | Meaning |
0 | None |
1 |
Bit change |
2 |
Acknowledge alarm |
4 |
Send bit |
8 |
Send register (operator action) |
16 |
Send text (operator action) |
32 |
Send recipe (operator action) |
64 | Bit change to 0 |
128 |
Login (operator action) |
256 |
Logout (operator action) |
512 |
Bit change to 1 |
1024 |
Bit change to invalid |
2048 |
Alarm on, acknowledged. |
4096 |
Alarm on, not acknowledged |
8192 |
Alarm off, acknowledged |
16384 |
Alarm off, not acknowledged |
32768 |
Alarm not set (NS) |
65536 |
Acknowledge alarm (operator action) |
131072 |
Run a program (operator action) |
262144 |
Alarm off |
524288 |
Alarm on |
1048576 |
Alarm not available |
2097152 |
Alarm inhibited |
4194304 |
Alarm masked by program |
8388608 |
Alarm masked by variable |
16777216 |
Alarm masked by User |
33554432 |
Alarm masked by expression |
67108864 |
User mask alarm (operator action) |
134217728 |
User unmask alarm (operator action) |
268435456 |
Alarm maintenance on (operator action) |
536870912 |
Alarm maintenance off (operator action) |
1073741824 |
Login attempt failed (operator action) |
Upper mask (Mode EVENTMASKEX only)
Value | Meaning |
1 | Send to 0 (operator action) |
2 | Send to 1 (operator action) |
4 | State 0 |
8 | State 1 |
It is simple to combine two or more event masks using the LOGICAL instruction.