User guide

5.2.7 ALARM (FB-Nr.: 70 ... 77 Typ-Nr.: 46)
Function block ‘ALARM’ defines the overall alarm processing of the relevant controller. The data are
provided once per controller channel.
Process data
General
(Function no.: 0)
Code Des. R/W Type Description Range Rem.
00 Block R Block Block access (1 .. 3)
1 Status_Al1 R ST1 Alarm status 1
A
2 Status_Al2 R ST1 Heating current alarm
B
3 HC R BCD Heating current meas. value
18 Type R INT Type no. of function block 46
Bem. A Status_Al1
MSB LSB
D7 D6 D5 D4 D3 D2 D1 D0
Bit no. Name Allocation Status ‘0’ Status ‘1’
D0
Lim HH Alarm HH off on
D1
Lim H Alarm H off on
D2
Lim L Alarm L off on
D3
Lim LL Alarm LL off on
D4
Fail Fail no yes
D5
‘0’ Always ‘0’
D6
‘1’ Always ‘1’
D7
Parity
Bem. B Status_Al2
MSB LSB
D7 D6 D5 D4 D3 D2 D1 D0
Bit-Nr. Name Allocation Status ‘0’ Status ‘1’
D0
HCAl Heating current alarm channel off on
D1
LeckAl Leakage current alarm channel off on
D2
do1_8Al Output alarm do1..do8 off on
D3.. D5
‘0’ Always ‘0’
D6
‘1’ Always ‘1’
D7
Parity
Parameter a. configuration data
General
(Function no.: 0)
Code Des. R/W Type Description Range Rem.
B2 41 LimL R/W BCD Low limit alarm -999..9999
1)
42 LimH R/W BCD High limit alarm -999..9999
43 xsd1 R/W BCD Switching difference low and high alarms 0..9999
44 LimLL R/W BCD Low low limit alarm -999..9999
1)
45 LimHH R/W BCD High high limit alarm -999..9999
46 LimHC R/W BCD Heating current limit value 0..HC100
B3 71 C600 R/W INT Src: signal source
Fnc: function
DestFail: fail Destination
(T,H)
(Z)
(E)
0..xxyz
72 C601 R/W INT DestLL :
DestL :
DestH :
DestHH :
(T)
(H)
(Z)
(E)
0..wxyz
Function block protocol
27 9499 040 49411
1) Datum has switch-off function; additional data value ‘-32000’