Table 51: Register 38; Table 52: Register 39; Table 53: Register 40 - WAGO 750-451 Manual

66 Commissioning

Table 51: Register 38

Register
38
Bit 0 ... 15: User calibration Gain
0 ... 65535
0000 ... FFFF
0 ...
The user calibration is enabled if bit 6 in register 35 is set.

Table 52: Register 39

Register
39
Bit 0 ... 15: User scaling Offset
–32768 ... 32767
8000 ... 7FFF
–262144 ... 262136
FFFC0000 ... 03FFF8
User scaling is enabled if bit 7 is set in register 35.
*) y1= unscaled process value
y2= scaled process value
**) Gain Divisor = set to 256 by default, cannot be changed

Table 53: Register 40

Register
40
Bit 0 ... 15: User scaling Gain
0 ... 65535
0000 ... FFFF
0 ... 65535
0000 ... FFFF
User scaling is enabled if bit 7 is set in register 35.
*) y1= unscaled process value
y2= scaled process value
**) Gain Divisor = set to 256 by default, cannot be changed
Function
User calibration
Gain
Value range (raw), decimal, 16-bit unsigned integer
Value range (raw), hexadecimal, 16-bit unsigned integer
Value range (scaled), decimal, 16-bit unsigned integer
Resolution: 1/32768
Unit –
Equation: Raw value(corr) =
((raw value(ADC) × Reg38) / 32768) × (Reg37 × 8)
Function
User scaling
Offset
Value range (raw), decimal, 16-bit integer
Value range (raw), hexadecimal, 16-bit integer
Value range (scaled), decimal, 16-bit integer
Value range (scaled), hexadecimal, 16-bit integer
Resolution: 1/32768
Unit –
Equation*: y2 = ((y1 × Reg40) / 256**) + Reg39
Function
User scaling
Gain
Value range (raw), decimal, 16-bit unsigned integer
Value range (raw), hexadecimal, 16-bit unsigned integer
Value range (scaled), decimal, 16-bit unsigned integer
Value range (scaled), hexadecimal, 16-bit unsigned integer
Resolution: 1
Unit –
Equation*: y2 = ((y1 × Reg40) / 256**) + Reg39
WAGO-I/O-SYSTEM 750
Memory Access
EEPROM R/W
Memory Access
EEPROM R/W
Memory Access
EEPROM R/W
750-451 8 AI RTD
Default setting
0x8000
Default setting
0x0000
Default setting
0x0100
Manual
Version 1.1.0