GE Industrial Solutions Entellisys 4.0 Integrator's Guide - Manual (Page 24)

Integrator’s Guide 24
1.1.2.15 ST Overcurrent Flex Operand States
Each breaker has 3 different states shown in Table 1-30 . Each one of them corresponds to a
different bit in the data item.
Table 1-30 ST Overcurrent status bit field
The breaker states for all 30 breakers span across 6 consecutive modbus registers as shown in
Table 1-31 . See PLC Interface (Read/Write) on page 110 for memory locations.
Table 1-31 ST Overcurrent status offsets
Bit Value
0 Trip Pickup
1 Trip Operated
2 Trip Dropout
Breaker Number Register
Offset Bit Offset Notes
Breaker 1 0 0
Breaker 2 0 3
Breaker 3 0 6
Breaker 4 0 9
Breaker 5 0 12
Breaker 6 0 15 This breaker’s information spans
over two adjacent registers
Breaker 7 1 2
... ... ...