Model DFA-100 Dual Channel Difference Amplifier
The Model DFA-100 Dual Channel Difference Amplifier is intended for differential to single-ended signal buffering and conversion for data acquisition systems in general purpose signal processing and measurement applications. The DFA-100 is suited for industrial control, PLC interface and automotive test and development applications.
Applications
- general purpose differential signal amplifier / buffer - differential to single-ended conversion
- industrial controls, process instrumentation, automotive test
- ground loop elimination
- current sense amplifier for solenoids, motors, actuators
Model DFA-100 Difference Amp
- converts two-wire analog inputs to single ended output for A/D converter / data acquisition systems
- two independent channels: -5V DC to +5V DC input to -5V DC to +5V DC output
- amplifier also available with gain to x100, contact APM, Inc. with requirements
- provides over +/- 100V common mode rejection
- 5V DC powered, low power consumption (< 5mA)
- eliminates common ground / ground loop issues in control systems and industrial applications
- economical alternative to commercially available isolation amplifiers (under $150 vs. up to $1000)
- screw down terminals for easy connection to analog signals
- small form factor, 3.625in. x 2.25in. x 1.375in., DIN rail mountable
- also designed for use with APM, Inc. PWM Controllers - all Model 20X and 201-XX versions
- use with the PWM Controller operated in the Analog Input Mode
- warranty: guaranteed for 1 year for manufacturer defects
- Order No.: DFA-100 or DFA-100-DIN
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Documents and Downloads
DFA100 Data Sheet Download PDF (PDF - 108KB)
DFA100 Installation Guide Download PDF (PDF - 15KB)

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