Feature Register (R32) IP/IE3312

The module's fundamental settings can be modified in the feature register. Write protection must first be cancelled in the code-word register before it is possible to write into this register.
Default: 0x1002

Bit

Value

Description

Manufacturer’s setting

0

0bin

User scaling is inactive

0bin

1bin

User scaling is active

1

0bin

Manufacturer scaling is inactive

1bin

1bin

Manufacturer scaling is active

2

0bin

reserved

0bin

3

0bin

Sign-amount representation is inactive

0bin

1bin

Sign-amount representation is active

4

0bin

Hide Siemens extension bits

0bin

1bin

Reveal Siemens extension bits

5

0bin

Deactivate manual filter setting in register 37

0bin

1bin

Activate manual filter setting in register 37

6

0bin

reserved

0bin

7

0bin

reserved

0bin

8

0bin

Comparison temperature is switched on

0bin

1bin

Comparison temperature is switched off

9

0bin

reserved

0bin

10

0bin

reserved

0bin

11

0bin

Do not use the comparison point for the first channel for all the other channels

0bin

1bin

Use the comparison point for the first channel for all the other channels

15-12

 

Thermocouple type

minimal value

maximum value

1hex

0hex

Type L

-100 °C

900 °C

1hex

Type K

-100 °C

1370 °C

2hex

Type J

-100 °C

1000 °C

3hex

Type E

-100 °C

800 °C

4hex

Type T

-100 °C

400 °C

5hex

Type N

-100 °C

1300 °C

6hex

Type U

-100 °C

600 °C

7hex

Type B

600 °C

1800 °C

8hex

Type R

0 °C

1700 °C

9hex

Type S

0 °C

1700 °C

 

Millivolt measurement, resolution:

minimal value

maximum value

Dhex

1 µV*

1,6 µV**

-30 mV

+30 mV

Ehex

2 µV*

3,2 µV**

-60 mV

+60 mV

Fhex

4 µV*

6,4 µV**

-80 mV

+80 mV

Note

For millivolt measurement please consider, witch scaling is activated: *) no scaling active **) only manufacturer scaling active

Explanation of the sign bit

The default representation is twos complement, i.e. -1 is represented as 0xFFFF

Sign-amount representation is active, i.e. -1 is represented by 0x8001