Siemens SENTRON ATC6500 - Page 200

MODBUS communication
10.4 Data library
3KC ATC6500 transfer control device
198 Manual, 05/2019, L1V30538268002A-01
⑦ The 16 bits of the status Function Outputs for the address 207Ah have the following
meaning:
Bit
Meaning
0
Open Source 1 contactor / breakers
1 Close Source 1 contactor / breakers
2
Open Source 2 contactor / breakers
3 Close Source 2 contactor / breakers
4
Global alarm
5
Start generator 1
6
Start generator 2
7
ATC ready
8
Load shedding
9
Not used
10
Not used
11
Open Source 1 and Source 2
12
Undervoltage release Source 1
13
Undervoltage release Source 2
14
Source 1 OK
15
Source 2 OK
⑧ The 16 bits of the status Messages on the display for the address 207Bh have the
following meaning:
Bit
Meaning
0
Start generator 1
1
Start generator 2
2
Cooling generator 1
3
Cooling generator 2
4
Load transfer 2 → 1
5
Load transfer 1 → 2
⑨ The 16 bits of the status General Status ATC for the address 207Ch have the following
meaning:
Bit
Meaning
0 OFF operating mode
1
MAN operating mode
2 AUT operating mode
3
TEST operating mode
4
Error
5
AC supply present
6
DC supply present
7
Global alarm enabled
8-15
Not used