Siemens SIMATIC FM 452 Manual page 183

Table C-1 Content of the Channel DB
Address Name
Relative
Address
+1.1 C_CBEGIN
+1.2 C_CEND
+1.3 C_LTIME
+1.4 CAM_OFF
+1.5 EFFDIR_P
+1.6 EFFDIR_M
+2.0 CBEGIN
+6.0 CEND
+10.0 LTIME
FM 452 Electronic Cam Controller
C79000-G7076-C452-04
Type Initial
Value
BOOL FALSE 1 = change the cam start to the value
CBEGIN (new cam start)
BOOL FALSE 1 = change the cam end / on time to the
value CEND (new cam end)
BOOL FALSE 1 = change the lead time to the value
LTIME (new lead time)
BOOL FALSE 1 = deactivate the cam during the cam
data modification
BOOL FALSE 1 = new activation direction positive (plus)
BOOL FALSE 1 = new activation direction negative
(minus)
DINT L#0 New cam start
DINT L#0 New cam end / new on time
INT 0 New lead time
Data Blocks/Error Lists
Comment
C-9