LTC2995 datasheet(40/90 Pages) AD

40 / 90 page

LTM2985

Rev. 0

For more information www.analog.com

Table 41. Channel Assignment Data for 2-Wire RTD #2 (NI-120, RSENSE on CH6, 2-Wire, Shared RSENSE, 100µA Excitation Current)

CONFIGURATION

FIELD

DESCRIPTION # BITS

BINARY DATA

MEMORY

ADDRESS 0x224

MEMORY

ADDRESS 0x225

MEMORY

ADDRESS 0x226

MEMORY

ADDRESS 0x227

(1) RTD TYPE

NI-120

10001 1 0 0 0 1

(2) Sense Resistor

Channel Pointer

CH6

00110

0 0 1 1 0

(3) Sensor

Configuration

2-Wire with

Shared RSENSE

0001

0 0 0 1

(4) Excitation

Current

100µA

0101

0 1 0 1

(5) Curve

European

α = 0.00385

0 0

(6) Custom RTD

Data Pointer

Not Custom

000000000000

0 0 0 0 0 0 0 0 0 0 0 0

Table 42. Channel Assignment Data for Sense Resistor (Value = 5001.5Ω)

CONFIGURATION

FIELD

DESCRIPTION # BITS

BINARY DATA

MEMORY

ADDRESS 0x214

MEMORY

ADDRESS 0x215

MEMORY

ADDRESS 0x216

MEMORY

ADDRESS 0x217

(1) Sensor Type Sense Resistor

11101 1 1 1 0 1

(2) Sense

Resistor Value

5001.5Ω

000010011100010011000000000

0 0 0 0 1 0 0 1 1 1 0 0 0 1 0 0 1 1 0 0 0 0 0 0 0 0 0

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