Siemens SENTRON VL Series

Data library
8.6 Data sets
3WL/3VL circuit breakers with communication capability - PROFIBUS
System Manual, 03/2011, A5E01051353-02
221
8.6.12 Data set DS 77 min. and max. measured values of the temperatures
The table below shows data set 77 in which the minimum and maximum measured values of
the temperatures are transmitted. It also contains the associated time stamps for these
minimum and maximum measured values.
Table 8- 25 Content of data set 77
Byte Description Data
point
Source
WL
Source VL Format Length
(bits)
Scaling
0 Minimum temperature in the control cabinet 72 COM15 — unsigned c
har
8 0
1 Maximum temperature in the control cabinet 73 COM15 — unsigned c
har
8 0
2 Minimum temperature in the circuit breaker 74 BSS — unsigned c
har
8 0
3 Maximum temperature in the circuit breaker 75 BSS — unsigned c
har
8 0
4 TS minimum temperature in the control
cabinet
76 COM15 — Time 64 —
12 TS maximum temperature in the control
cabinet
77 COM15 — Time 64 —
20 TS minimum temperature in the circuit
breaker
78 COM15 — Time 64 —
28 TS maximum temperature in the circuit
breaker
79 COM15 — Time 64 —
36 Reserved — — — — 112 —
50 Property byte for byte 0 (minimum
temperature in the control cabinet)
— COM15 — — — —
51 Property byte for byte 1 (maximum
temperature in the control cabinet)
— COM15 ETU PB 8 —
52 Property byte for byte 2 (minimum
temperature in the circuit breaker)
— BSS ETU PB 8 —
53 Property byte for byte 3 (maximum
temperature in the circuit breaker)
— BSS ETU PB 8 —
54 Property byte for byte 4 (TS minimum
temperature in the control cabinet)
— COM15 ETU PB 8 —
55 Property byte for byte 12 (TS maximum
temperature in the control cabinet)
— COM15 ETU PB 8 —
56 Property byte for byte 20 (TS minimum
temperature in the circuit breaker)
— COM15 ETU PB 8 —
57 Property byte for byte 28 (TS maximum
temperature in the circuit breaker)
— COM15 ETU PB 8 —