Function diagram
87654321
fp_mc_170_e.vsd
Communication
MASTERDRIVES MC
07.01.02
Generate and monitor sign of life
-170 -
V2.5
Generate
sign of life
Monitor sign of life
1: No-load 11: Fault and no-load
2: Start 12: Fault and restart
3: Test 13: Fault and test
4: SoL OK 14: Fault and SoL OK again
5: Alarm 15: Fault and repeated alarm
If sign-of-life is invalid, then
K257 = K257 + 10;
if sign-of-life is valid, then
K257 = K257 - 1
Control word 1
Bit 7
If sign-of-life invalid, then
K258 = K258 + 1
1 = "Fault F152"
Tranformation ratio
0: Invalid
1...8
Note:
Only binector B0242 can be reset via P808.
Fault F152 must be acknowledged in the
control word.
Maximum permissible number of sign-of-life
faults
A fault bit is set if the number of missing signs-
of-life is higher than the fault level, i.e.
K0257 > 10 x P925
0: Sign-of-life begins with bit 0
1: Sign-of-life begins with bit 12
0: Sign-of-life begins with bit 0
1: Sign-of-life begins with bit 12
U953.20 =___ (20)
K0255 Sign of life
U953.21 =___ (20)
K
P807 (0)
Sign of life
Fault level
[1..10]
P925 (4)
B0241 Valid sign of life
B0242 Sign of life fault present
B
P808 (0)
Reset sign of life
B
P811 (1)
Enable fault F152
r809
r812
K0257
Sign of life
Fault counter
r813
K0258
Total number of missing
signs of life
Sign-of-life bit position
0...1
P814 (0)
K0256 Transmit SLAVE sign-of-life
Sign-of-life bit position
0...1
P814 (0)
B0243
Master application field
Status
r810
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