LION I/O Modules
▪
Analog Inputs, SIL0
76
10.6.3
Process Data Image
10.6.3.1
Input Data
Process Data (14 Bit)
▪ The accuracy of the measured values at room temperature (20°C):
▪ The accuracy of the measured values over the whole temperature range:
▪ The LSB (least signification bit) is 24 mK.
▪ The measured values have a 16 bit intel format (unsigned).
Data Structure
Abb. 81: Process Data Structure – Input Data AI4 PT1000
Input Data
Process data, per input channel
(4 channels per module)
Value measurement
[2 Byte per channel]
Diagnosis data, per input channel
(4 channels per module)
Exceedance of measuring range/
Underrange of measuring
[1 Bit per channel]
Internal hardware error
[1 Bit per channel]
Total
10 Byte
-100°C…0°C
+/-1.2 K
0°C…+100°C
+/-0.7 K
+100°C…+350°C
+/-1.2 K
-100°C…0°C
+/-1.5 K
0°C…+100°C
+/-1.0 K
+100°C…+350°C
+/-1.5 K
Channel Status
Binary Value
-100°C
0xF000
-50°C
0xF800
0°C
0x0000
100°C
0x1000
300°C
0x3000
350°C
0x3800
Bits
Channel
Content
0 – 11
1
Binary Measured value
12 – 15
1
–
16 – 27
2
Binary Measured value
B
i
t 63 48 B
i
t 47 3
2
B
i
t 31 16 B
i
t 15
0
Ch
annel 4
Ch
annel 1
Ch
annel 3
Ch
annel
2
