NTRON Electrochemical (EC) Senz-Tx 氧气传感器变送器 (0...1000 ppmV)

Measurement Range: 0...1000 ppmV, 0...1, 0…25 %

Accuracy: +/- 3 ppm @ 100 ppm, +/- 1 ppm @ 10 ppm

Output Resolution (4...20 mA): 0.5 ppmV / 0.01 %

Lower Detection Limit (LDL): 1 ppmV (ppm ranges) / 0.01 % (% ranges)

Sample Flow Rate (application dependent)

Flow-through / extractive: 100...500 ml/min (250 ml/min optimal) in a vented atmosphere

Direct insertion: Up to 6 m/s

Pressure Range: 900…1100 mBarabs

Response Time (T90): < 15 seconds @ +25 °C (+77 °F) within selected range

Operating Temperature Range: 0…+45 °C (+32…+113 °F)

Life Expectancy (application dependent): Up to 18 months

Humidity: 0…95 %rh non-condensing (with normal use)

Shelf Life (in original packaging): Up to 3 months

Calibration Interval(application dependent): 3...6 months 

Transmitter

Electrical

Output Signal: 4...20 mA

Digital Communications: RS485 Modbus

Electrical Interface: Industry standard M12

Power Supply: 24 V DC +/- 15 %

Maximum Power Consumption: 2.4 W

Cable Length: 1 meter (supplied as standard) / 3 meter / 10 meter

Mechanical

Ingress Protection: IP66

Housing Material: Chromated aluminum

Process Connection: Flow-through (1/8” NPT) or KF40 flange

Weight 

Flow-through: 391g (13.8 oz)

Flow-through w/orifice: 393g (13.9 oz)

KF40: 397g (14.0 oz)

Datasheet