LTC2995 datasheet(49/90 Pages) AD

49 / 90 page

LTM2985

Rev. 0

For more information www.analog.com

APPLICATIONS INFORMATION

Table 50. Channel Assignment Data for 4-Wire RTD #2 (PT-500, RSENSE on CH2, 4-Wire, Rotated 50µA Excitation Current,

α = 0.003911 Curve)

CONFIGURATION

FIELD

DESCRIPTION # BITS BINARY DATA

MEMORY

ADDRESS 0x218

MEMORY

ADDRESS 0x219

MEMORY

ADDRESS 0x21A

MEMORY

ADDRESS 0x21B

(1) RTD TYPE

PT-500

01110 0 1 1 1 0

(2) Sense

Resistor Channel

Pointer

CH2

00010

0 0 0 1 0

(3) Sensor

Configuration

4-Wire

Shared,

No Rotation

1001

1 0 0 1

(4) Excitation

Current

50µA

0100

0 1 0 0

(5) Curve

American,

α = 0.003911

0 1

(6) Custom RTD

Data Pointer

Not Custom

000000000000

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

Table 51. Channel Assignment Data for Sense Resistor (Value = 10.000kΩ)

CONFIGURATION

FIELD

DESCRIPTION # BITS

BINARY DATA

MEMORY

ADDRESS 0x204

MEMORY

ADDRESS 0x205

MEMORY

ADDRESS 0x206

MEMORY

ADDRESS 0x207

(1) Sensor Type Sense Resistor

11101 1 1 1 0 1

(2) Sense

Resistor Value

10.000kΩ

27 000100111000100000000000000

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

LTC2995 Datasheet(PDF) 49 Page - Analog Devices

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