B&B Electronics I-7033 Datasheet

I-7033 / I-7033D - 5003 1/3

Models: I-7033, I-7033D

3-channel RTD Analog Input Module

with LED Display (I-7033D)

Model I-7033D

I-7000 is a family of network data acquisition and control modules providing analog to digital, digital to analog, digital input/output, timer/counter and other functions. The modules can be remotely controlled by a set of commands.

The I-7033 is a three-channel RTD input module. The I-7033D is the I-7033 with 4 1/2 digital LED display.

Specifications

Analog Input

 Channels: 3 

Type: Pt, Ni

 RTD type: Pt100 α=0.00385

Pt100 α=0.003916

Ni 120

Pt1000 α=0.00385 (version B1.0 or later)

-100 C to +100 C a =0.00385 0 C to +100 C a =0.00385 0 C to +200 C a =0.00385

Pt100

Ni120

Pt1000 -200 C to +600 C a =0.00385

 Resolution: 16 bits  Sampling rate: 15/12.5 Samples/Second



Bandwidth: 15.7 Hz



Accuracy: ±0.1%



Zero drift: ± 0.5µV/°C



Span drift: ± 1.0µV/°C



CMR @ 50/60 Hz: 150 dB



NMR @ 50/60 Hz: 100 dB



Isolation: 3000Vrms



Wire connector: 2/3/4 wire

0 C to +600 C a =0.00385

-100 C to +100 C a =0.003916 0 C to +100 C a =0.003916 0 C to +200 C a =0.003916 0 C to +600 C a =0.003916

-80 C to +100 C 0 C to +100 C

with filter at 60/50Hz

Features/Benefits

 3000VDC isolated analog input  24-bit sigma-delta ADC to

provide excellent accuracy

 Software calibration  Dual watchdog  RTD direct connect

PIN Assignments

+I EXEC2 +SENSE2

-SENSE2

-I EXEC2 A GND INIT* (Y)DATA+ (G)DATA(R)+Vs (B)GND

A GND

-I EXEC1

-SENSE1 +SENSE1 +I EXEC1 A GND

-I EXEC0

-SENSE0 +SENSE0 +I EXEC0

International Headquarters:

707 Dayton Road P.O. Box 1040 Ottawa, IL 61350 USA

815-433-5100 Fax 433-5104 www.bb-elec.com orders@bb-elec.com support@bb-elec.com

Integrate – Expand – Simplify B&B ELECTRONICS PRODUCT INFORMATION

+353 91 792444 Fax +353 91 792445

Westlink Commercial Park Oranmore Co. Galway Ireland

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I-7033 / I-7033D Series-5003 2/3

Block Diagram

Da t a + Da t a -

+Vs GND

LED modul e

EEPROM

Embedded Co n t r o l l e r

RS- 4 8 5

Interface

Powe r

Regul at or

Phot o- I sol at i on

+5V

I-7033/33D

200uA

ADC

MUX

200uA

-V

Iexec+

Se n s e +

Se n s e -

Iexec-

Iexec+

Se n s e +

Se n s e -

Iexec-

A. GND

LED Indication

4 1/2 digits (only for I-7033D)

RS-485 Connector

Asynchronous 2-wire half-duplex Pluggable terminal block: Pitch 5.08mm

Baud Rate

1.2K/2.4K/4.8K/9.6K/19.2K/38.4K/57.6K/115.2K bps

Wire Connection

2-wire RTD Analog Input

3-wire RTD Analog Input

4-wire RTD Analog Input