GE Industrial Solutions Entellisys 4.0 Integrator's Guide - Manual (Page 25)

PLC support 25
1.1.2.16 Summation MSGF Zone Flex Operand States
Each zone has 7 different states shown in Table 1-32 . Each one of them corresponds to a different
bit in the data item.
Table 1-32 Summation MSGF Zone status bit field
The zone states for both zones reside in a single modbus register as shown in Table 1-33 . See PLC
Interface (Read/Write) on page 110 for memory locations.
Table 1-33 Summation MSGF Zone status offsets
Bit Value
0 Trip Dropout
1 Alarm Dropout
2 Trip Pickup
3 Alarm Pickup
4 Trip Operated
5 Alarm Operated
6 Trip Restrained
Zone Number Register
Offset Bit Offset Notes
Zone 1 0 0
Zone 2 0 8