L9P_AIN: Analog Input
(Original Document)
About us
Naming
Name in LL984 Editor
Function Block Name
name of legacy 984 instruction
name in other tools and editors like:
  • Type Library Browser
  • Data Editor
  • Animation Tables
  • Search Results
Function Description
The L9P_AIN DFB scales the raw input produced by analog input modules to engineering values that can be used in the subsequent calculations.
3 scaling options are available:
Representation
Parameters
Input Pin
Name
Data Type
Address Range
Meaning
Top
ENABLE
BOOL
–
ON = enables process control function
Node
Node Type
Name
Data Type
Address Range
Meaning
Middle
IN/OUT
PAR
ARRAY[1...14] OF UINT
%MW
see Parameter PAR below
Bottom
IN
LEN
UINT
1...14
length of parameter block (can not be changed)
Output Pin
Name
Data Type
Address Range
Meaning
Top
OUT
BOOL
–
ON = operation successful
Bottom
ERR
BOOL
–
ON = operation not successful
Parameter PAR
The data type of the parameter block is ARRAY[1...14] of UINT
Word
Content
Format
1
input from a %MW address
UINT
2
reserved
UINT
3
output status
UINT
4
input status
UINT
5, 6
scale 100% (high) engineering units
REAL (Floating Point)
7, 8
scale 0% (low) engineering units
REAL (Floating Point)
9, 10
manual input
REAL (Floating Point)
11, 12
auto input
REAL (Floating Point)
13, 14
output
REAL (Floating Point)
Mode of Functioning
L9P_AIN supports the range resolutions for following device types:
Quantum Engineering Ranges
Resolution
Range: Valid
Range: Under
Range: Over
+/- 10 V
768 ... 64 768
767
64 769
+/- 5 V
16 768 ... 48 768
16 767
48 769
0 ... 10 V
0 ... 64 000
0
64 001
0 ... 5 V
0 ... 32 000
0
32 001
1 ... 5 V
6 400 ... 32 000
6 399
32 001
Quantum Thermocouple
Resolution
Range: Valid
TC degrees
-454 ... +3 308
TC 0.1 degrees
-4 540 ... +32 766
TC Raw Units
0 ... 65 535
Quantum Voltmeter
Resolution
Range: Valid
Range: Under
Range: Over
+/- 10 V
-10 000 ... +10 000
-10 001
+10 001
+/- 5 V
-5 000 ... +5 000
-5 001
+5 001
0 ... 10 V
0 ... 10 000
0
10 001
0 ... 5 V
0 ... 5 000
0
5 001
1 ... 5 V
1 000 ... 5 000
999
5 001
Output Status
Control Expert-IEC bits
Function
0...4
standard output bits (flags)
5
1 = invalid engineering units
6
1 = invalid output mode selected
7
1 = echo over range from input module
8
1 = echo under range from input module
9
1 = input out of range
10
1 = with TC PSQRT, invalid: in extrapolation range, PSQRT not used
11...15
not used
Input Status
Control Expert-IEC bits
Function
0...4
not used
5
1 = extrapolate over-/under-range for auto mode
0 = clamp over-/under-range for auto mode
6
1 = manual scaling mode
0 = auto scaling mode
7
1 = process square root on raw input
8...12
Quantum Engineering Ranges (see following tables)
13...15
standard input bits (flags)
Quantum Engineering Ranges
Control Expert-IEC bits
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
Range
0
1
0
0
0
+/- 10 V
0
1
0
0
1
+/- 5 V
0
1
0
1
0
0 ... 10 V
0
1
0
1
1
0 ... 5 V
0
1
1
0
0
1 ... 5 V
Quantum Thermocouple
Control Expert-IEC bits
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
Range
0
1
1
0
1
TC degrees
0
1
1
1
0
TC 0.1 degrees
0
1
1
1
1
TC raw units
Quantum Voltmeter
Control Expert-IEC bits
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
Range
1
0
0
0
0
+/- 10 V
1
0
0
1
0
+/- 5 V
1
0
1
0
0
0 ... 10 V
1
0
1
1
0
0 ... 5 V
1
1
0
0
0
1 ... 5 V
Bit 4 in this word is nonstandard use.