DATAQ Instruments, Inc.

DI-8B45 Frequency Input Module
DI-8B Industrial Signal Conditioning Data Acquisition Module

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DI-8B Modules

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DI-8B45-01
0Hz to 500Hz input range.

Price: $102 US

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DI-8B45-02
0Hz to 1kHz input range.

Price: $102 US

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DI-8B45-03
0Hz to 2.5kHz input range.

Price: $102 US

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DI-8B45-04
0Hz to 5kHz input range.

Price: $102 US

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DI-8B45-05
0Hz to 10kHz input range.

Price: $102 US

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DI-8B45-06
0Hz to 25kHz input range.

Price: $102 US

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DI-8B45-07
0Hz to 50kHz input range.

Price: $102 US

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DI-8B45-08
0Hz to 100kHz input range.

Price: $102 US

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Note: Pricing outside the U.S. will be higher to account for shipping, taxes, duty, currency fluctuation, local warranty and technical support in your country.
DI-8B Signal Conditioners have typical lead times of 2 weeks ARO.

DI-8B45 Highlights

DI-8B modules are an optimal solution for monitoring real-world process signals and providing high level signals to a data acquisition system. Each DI-8B45 module isolates and conditions a frequency input signal and provides an analog voltage output.

The frequency input signal can be either a TTL level or zero crossing with as little as ±100mV amplitude. Input circuitry for each signal type has built-in hysteresis to prevent spurious noise from corrupting the module output. TTL signals are applied to the + and - terminals while zero crossing signals are applied to the +EXC and - terminals.

A 5V excitation is available for use with magnetic pick-up or contact closure type sensors. The excitation is available on the -EXC terminal with return on the - terminal.

A special input circuit on the DI-8B45 modules provides protection against accidental connection of power-line voltages up to 240VAC. Clamp circuits on the I/O and power terminals protect against harmful transients.

Isolation is provided by optical coupling to suppress transmission of common mode spikes or surges. The module is powered from +5VDC, ±5%.

The modules are designed for installation in Class I, Division 2 hazardous locations and have a high level of immunity to environmental noise.

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