Impulse SCM5B38 Manual de usuario descargar pdf (Pagina 2)

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23

Isolated Analog Signal Conditioning Products

SCM5B

SCM5B

Specifications

Typical at T

A

=+25°C and +5V power

Input Range ±10mV to ±100mV

*

Input Bias Current ±0.3nA *

Input Resistance

Normal 50MΩ *

Power Off 40kΩ *

Overload 40kΩ *

Signal Input Protection

Continuous 240Vrms max *

Transient ANSI/IEEE C37.90.1 *

Excitation Output

(-02, -04, -05, -07)

+10V ±3mV *

Load Resistance 300Ω to 10kΩ *

Excitation Output

(-01, -03, -06)

+3.333V ±2mV *

Load Resistance 100Ω to 10kΩ *

Excitation Load Regulation ±5ppm/mA *

Excitation Stability ±15ppm/°C *

Half Bridge Voltage Level

(-04)

NA +5V ±1mV

Half Bridge Voltage Level

(-03)

NA +1.667V ±1mV

Isolated Excitation Protection

Continuous 240Vrms max *

Transient ANSI/IEEE C37.90.1 *

CMV, Input to Output

Continuous 1500Vrms max *

Transient ANSI/IEEE C37.90.1 *

CMR (50 or 60Hz) 100dB *

NMR (3dB at 10kHz) 120dB per Decade above 10kHz *

Accuracy

(2)

±0.03% Span *

Nonlinearity ±0.01% Span *

Stability

Input Offset ±1µV/°C *

Output Offset ±40µV/°C *

Gain ±25ppm of Reading/°C *

Noise

Input, 0.1 to 10Hz 0.4µVrms 2µVrms

Output, 100kHz 10mVp-p *

Bandwidth, 3dB 10kHz *

Rise Time, 10 to 90% Span 35µs *

Setting Time, to 0.1% 250µs *

Output Range See Ordering Information *

Output Resistance 50Ω *

Output Protection Continuous Short to Ground *

Output Selection Time 6µs at C

load

= 0 to 2000pF *

(to ±1mV of V

OUT

)

Output Current Limit ±8mA *

Output Enable Control

Max Logic 0 +0.8V *

Min Logic 1 +2.4V *

Max Logic 1 +36V *

Input Current 0,1 0.5µA *

Power Supply Voltage +5VDC ±5% *

Power Supply Current 170mA Full Exc. Load, *

70mA No Exc. Load

Power Supply Sensitivity ±2µV/% RTI

(3)

*

Mechanical Dimensions 2.28" x 2.26" x 0.60" *

(h)(w)(d) (58mm x 57mm x 15mm)

Environmental

Operating Temperature Range 40°C to +85°C *

ATEX Group II, Category 3 20°C to +40°C *

Storage Temperature Range 40°C to +85°C *

Relative Humidity 0 to 95% Noncondensing *

Emissions EN61000-6-4 ISM, Group 1 *

Radiated, Conducted Class A *

Immunity EN61000-6-2 ISM, Group 1 *

R F Performance A ±0.5% Span Error *

ESD, EFT, Surge, Voltage Dips Performance B *

Full Bridge Half Bridge

Module SCM5B38-01,-02,-05,-06,-07 SCM5B38-03,-04

Ordering Information

Model

(10kHz) Type

Bridge

Range



Input Range

Input

Output

NOTES:

* Same as 01, 02, 05, 06, 07 modules.

(1) Strain element. (2) Includes nonlinearity, hysteresis and repeatability. (3) Referenced

to input.

Figure 2: Full Bridge Connection

Figure 3: Half Bridge Connection

Figure 4: Quarter Bridge Connection

Sens.

SCM5B38-01 Full -10mV to +10mV +3.333V 3mV/V 1, 2

SCM5B38-02 Full

-30mV to +30mV +10.0V 3mV/V 1, 2

SCM5B38-03 Half

-10mV to +10mV +3.333V 3mV/V 1, 2

SCM5B38-04 Half

-30mV to +30mV +10.0V 3mV/V 1, 2

SCM5B38-05 Full

-20mV to +20mV +10.0V 2mV/V 1, 2

SCM5B38-06 Full

-33.3mV to +33.3mV +3.333V 10mV/V 1, 2

SCM5B38-07 Full

-100mV to +100mV +10.0V 10mV/V 1, 2

Excitation

1. -5V to +5V NONE SCM5B38-01

2. -10V to +10V D SCM5B38-01D

Output Range Part No. Suffix Example







Output Ranges Available

1 2

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