AUMA EPAC - Page 42

42
Function Code 3, 7 & 8: The holding register details for read & write operations associated
with the function codes 3, 7 & 8 (holding registers) are as below;
ADDRESS
DATA
DESCRIPTION
VALUE
RANGE
(MIN-MAX)
STD. VALUE
NOTE (MEANING)
REMOTE CONTROL
0x3E8
BIT
8=1
OPEN
BIT
9=1
CLOSE
BIT
12=1
STOP
BIT
0=1
MODBUS ESD
BIT
10=1
SET POINT BIT
READ VALVE
POSITION
0x3E9
0-1000
SET VALVE
POSITION
0x3EA
0-1000