Models 284J, 286J, FEATURES High Isolation: ±5000V 10ms Pulse; ±2

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Models 284J, 286J, FEATURES High Isolation: ±5000V 10ms Pulse; ±2

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High CMV, High Performance Isolation Amplifiers
Models 284J, 286J,
FEATURES High Isolation: ±5000V 10ms Pulse; ±2500V Continuous High CMR: 110dB with imbalance Nonlinearity: 0.05% pk-pk Output High Gain Stability: ±0.0075%/°C, ±0.001%/1000 hours Input Offset Voltage Drift: 10µV/ 100V/V (Model 286J) Resistor Programmed Gain: 10V/V (284J) 100V/V (286J) Isolated Power Supply: ±8.5V ±5mA (284J) ±15V ±15mA (286J) Meets IEEE 472: Transient Protection (SWC) Meets Leakage 115V 60Hz: 2.0µA (284J) 2.5µA (286J) APPLICATIONS Fetal Heartbeat Monitoring Multi-Channel Recording Ground Loop Elimination Industrial Process Control High Voltage Protection Data Acquisition Systems 4-20mA Isolated Current Loop Receiver GENERAL DESCRIPTION models 284J, 286J cost, high performance isolation amplifiers designed high isolation leakage biomedical, industrial data acquisition systems. Using modulation techniques with reliable transformer isolation, models 284J, 286J protect both patients ultrasensitive equipment from high transients ±5000V (10ms pulse) 2500V continuous, high ll0dB imbalance) feature maximum leakage current less than rms, 115V 60Hz (inputs power common). model 284J self-contained isolation amplifier single channel applications. multi-channel applications, model 286J combined with external synchronizing oscillator such model used; model 286J amplifiers driven from model oscillator. Additional channels obtained configuring unlimited number 284Js with several ganged oscillators. Both models also provide resistor-programmable gain 10V/V (284J) 100V/V (286J), high gain stability 0.0075%/ nonlinearity 0.05% pk-pk output isolated power supply outputs ±15V ±15mA (286J) ±8.5V ±5mA (284J). WHERE MODELS 284J, 286J Industrial Applications: data acquisition systems, computer interface systems, process signal isolators high instrumentation, models 284J, 286J offer complete galvanic isolation protection against damage from transients fault voltages. High level transducer interface capability afforded
CHANNEL. ISOLATED DATA ACQUISITION SYSTEM
with model 286J's pk-pk model 284J's pk-pk input signal range gain 1V/V operation. portable field designs, single supply, wide range operation (+8V +16V) offers simple battery operation. Medical Applications: biomedical patient monitoring equipment such multi-channel VCG, ECG, polygraph recorders, models 284J, 286J offer protection from lethal ground fault currents well defibrillator pulse inputs. level bioelectric signal recording achieved with input noise (8µV pk-pk gain) high (110dB, 60Hz). DESIGN FEATURES USER BENEFITS High Reliability: Models 284J, 286J conservatively designed, compact modules, capable reliable operation harsh environments. Models 284J, 286J have calculated MTBF over 390,000 hours designed meet MIL-STD-202E environmental testing well IEEE Standard Transient Voltage Protection (472-1974: Surge Withstand Capability). Isolated Power Supply: Dual regulated supplies, completely isolated from input power terminals (±2500V isolation), provides capability excite floating signal conditioners, front buffer amplifiers well remote transducers such thermistors bridges. Adjustable Gain: single external resistor enables gain adjustment from 1V/V 100V/V (286J) 1V/V 10V/V (284J) providing flexibility applying models 284J, 286J both high level transducer interfacing well level sensor measurements.
Information furnished Intronics believed accurate reliable. However, responsibility assumed Intronics use; infringements patents other rights third parties which result from use. license granted implication otherwise under patent patent rights Intronics.
1400 Providence Highway, Building Norwood, 02062 Phone (781) 551-5500 (781) 551-5555 www.intronicspower.com

Models 284J, 286J, FEATURES High Isolation: ±5000V 10ms Pulse; ±2

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