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PRODUCT Fixed PPM Oxygen

(Fixed PPM) Model 7100 – 0 – 2,000 Parts Per Million (PPM) Range Oxygen Analyzer

The Ntron Model 7100 provides an affordable and versatile Oxygen Analyzer solution that’s ideal for high-purity gas manufacturing, high quality welding applications, semiconductor manufacturing applications and any other application that requires precise measurement of oxygen. The unit provides high-purity gas measurement in a range of 0 – 2,000 ppm.

A small footprint and compact size makes the Ntron 7100 easy to install. The unit’s expected operational life is five to ten years. The low-maintenance, long-life Zirconia sensor has virtually unlimited shelf life and will not dry out or freeze.

Specifications

Sensor: Mini Zirconia Sensor
Measurement Range: 0-10PPM/0-100PPM/0-1,000PPM/0-2,000PPM/auto range or fixed range
Display: 0.75” (19.05mm) LED digital display, Color coded LEDs for system status, Alarms 1&2= RED, system fault= YELLOW, OK and online= GREEN
Response Time: <15 sec. to 90% step change @ PPM level
Intrinsic Error (accuracy): ±3PPM @ 0-50PPM/±5PPM @ 51-500PPM/±5PPM @ 501-2000 PPM O2 @ STP when calibrated @ target concentration @ STP: ±1% range
Operating Temperature: 5-45º C
Signal Interface: RS-232 service port, 4-20mA negative ground, 0-10VDC range ID and choice of 0-1VDC or 0-5VDC or 0-10VDC analog oxygen signal
Alarm Outputs: Two alarms with adjustable form C relay outputs. Configurable for fail-safe or fail-alarm mode, ascending or descending trip. One system fault relay. One alarm/relay for sensor heater OK.
Sample Port: 1/8” NPT female ports
Electrical Connections: Removable terminal blocks on back of analyzer
Power, Analyzer: 5W at 115/230VAC 50/60Hz, single phase or 12-30VDC (battery backup capability)
Environmental Ratings, Analyzer:  Faceplate: NEMA type 4, IP66
Housing: NEMA type 1, IP20
Warranty: Electronics and sensor: One yr.
Weight:  Analyzer: Less than 2 lb. (0.9 kg)

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