Omron CP1H-CPU - 05-2006, Operation Manual

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434
Temperature Sensor Units
Section 7-5
Temperature Data Partitioning and Structure
Temperature Data (Actual Temperature x 100 Binary)
Data Conversion
Examples Example 1
Temperature: 1,130.25
°
C
×
100: 113025
Temperature Data: 01B981 (hexadecimal for 113025)
Leftmost 3 Digits and Flags
0 15 3 4 7 8 11 12 13 14
Rightmost 3 Digits and Flags
0 4 3 7 8
Not used.
Always 0
Temperature data
Temperature data
@ @ @ @ @ @
Leftmost/
Rightmost Flag
Temperature
Unit Flag Open-circuit
Flag
0: Leftmost
1: Rightmost
0:
°
C
1:
°
F
0: Normal
1: Error ×
16
5
×
16
3
×
16
4
×
16
2
×
16
0
×
16
1
15 11 12 13 14
Leftmost/
Rightmost Flag
0: Leftmost
1: Rightmost
Temperature
Unit Flag
0:
°
C
1:
°
F
Open-circuit
Flag
0: Normal
1: Error
Not used.
Always 0
Leftmost/Rightmost Flag: Indicates whether the leftmost or rightmost 3 digits are provided.
Temperature Unit Flag:
Indicates whether the temperature is in
°
C or
°
F.
Open-circuit Flag: Turns ON (1) when an open-circuit is detected. The temperature
data will be 7FF FFF if this flag is ON.
Leftmost 3 Digits and Flags
Flags
Bits
Data
15
0
14
0
13
0
12
0
11 to 08
0
07 to 04
1
03 to 00
B
0 0 1 B
Flags
Rightmost 3 Digits and Flags
Flags
Bits
Data
15
1
14
0
13
0
12
0
11 to 08
9
07 to 04
8
0
1
8 9 8 1
Flags
Normal
°
C
Leftmost
Normal
Rightmost
×
16
5
×
16
4
×
16
3
×
16
2
×
16
1
×
16
0
°
C
Temperature
data
Temperature
data