Rockwell-automation T8431 Trusted TMR Analogue Input Module Manual do Utilizador descarregar pdf (Página 2)

SDS-8431

Trusted

TM

Industrial Control System

Trusted

TM

TMR Analogue Input Module-T8431

ICS Triplex

Technical data sheets are intended for

information and guidance. The Company

has a policy of continual product

development and improvement.

Specifications are subject to change

without notice. For latest information, visit

our Website:- www.icstriplex.com

BLOCK DIAGRAM

ELECTRICAL SPECIFICATION

Number of Inputs

40 Channels

Field Common Isolation

Sustained Working ±250V dc

Maximum Withstanding ±2.5kV dc

Input Voltage

Measurement Range ±22mA

Maximum Withstanding ±25V dc

Channel Input Resistance

2509

Power Consumption

15 to 18W

Sample Update Interval (no filter)

5ms

Self-Test Interval

2 minutes

Sequence of Events

Event Resolution 1ms

Time-stamp Accuracy ±0.5ms

Long term Accuracy (at 25

0

C)

0.2% of span

Drift (over temperature)

50ppm/

0

C

Input Resolution

12 bit (I part in 4096)

Fusing

None, external if required

Intrinsic Safety

External barrier

Circuit Type

Fault tolerant, fully triplicated

MECHANICAL

SPECIFICATION

Dimensions (HxWxD):

241mm x 30mm x 300mm

(9.5ins x 1.2ins x 11.8ins)

Weight:

1.13kg

(2.5lbs)

ENVIRONMENTAL

Operating Temperature:

-5°C to 60°C

(23°F to 140°F)

Operating Humidity:

5 to 95%, non-

condensing

Vibration:

10 to 57Hz ±0.075mm

57 to 150Hz 1.0g

Shock:

15g, ½ sine wave, 11ms

EMI (IEC 801):

ESD

Air discharge to 15kV

Contact discharge to 8kV

Radiated Fields

10V/m, 27MHz to

500MHz

Transients and Bursts

2kV, 2.5kHz for

t=60 seconds

Back Plane

P

ower Bus 1

Front Panel

TMR Intermodule Bus

Opto Isolation Boundary

Serial Display Latches

Voted Status Display LEDs

I

nternal Voting Bus

Housekeeping

Module Temp

Supply Diag

DSP reference

Health

Indicators

Back Plane Power Bus 1

Back Plane Power Bus 2

Front Panel

Voting

Logic

HIU Power

S

lice

Control A

T

ime Stam p

Slice

Control C

T

ime Stam p

Slice

C

ontrol B

T

ime Stam p

Slice A

Slice B

Slice C

IFIU HIUIFTU

FPDU

Bus

I

nterface

B

us

Interface

Bus

I

nterface

FPIU

1-40

F

ield Logic

Control

S

igma Delta

ADC

S

lice Power

S

upply

H

ousekeeping

Field Logic

C

ontrol

Sigma Delta

ADC

S

lice Power

S

upply

H

ousekeeping

F

ield Logic

Control

S

igma Delta

ADC

Slice Power

Supply

H

ousekeeping

Redundant

Supply

Field Input

+V

- V

250 Ohm

Process

resistor

1 2

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