mlx90323 Melexis Company, mlx90323 Datasheet - Page 18

• Manufacturer Part Number: mlx90323
• Description: 4 ? 20 Ma Loop Sensor Interface With Signal Conditioning And Eeprom
• Manufacturer: Melexis Company

Table 6. Bit Definitions, Coarse Control , Byte 2
3901090323
Rev 001
Table 7. RAM Byte Definitions
Byte
0
1
2
3
4
5
6
7
8
9
10
Functions
Not used
GN1L
OF1L
GNTC1L
OFTC1L
TR1L
GNTC2L
P5L
OFTC2L
TR2L
P4L
GNTC3L
OFTC3L
P3L
Remarks
Fixed gain number (8LSB).
Fixed offset number (8LSB).
First gain TC (8LSB).
First offset TC (8LSB).
First temperature point.
Second gain TC.
Pressure point 5 (8LSB).
Second offset TC.
Second temperature point.
Pressure Point 4 (or Signature) (8LSB).
Third gain TC.
Third offset TC.
Pressure Point 2 (or Signature) (8LSB).
Page 18 of 24
with Signal Conditioning and EEPROM
4 – 20 mA Loop Sensor Interface
Bit Symbol Function
7
6
5
4
3
2
1
0
CSOF 1 Coarse offset of signal amplifier.
CSOF 0 CSOF = 0 to 3.
CSGN2
CSGN1
CSGN0
GNTP1 Gain & offset of temperature
GNTP0 GNTP = 0 to 3.
IINV
Invert signal sign.
amplifier.
Coarse gain of signal amplifier.
CSGN = 0 to 7. If CSGN > 3,
output range = 0 to 10V. If
CSGN <= 3, output range = 0 to
5V.
MLX90323
Data Sheet
March/08