ECO Ozone Switch OS-4

Description

Acts like a thermostat to control ozone generators and alarms based on adjustable ozone concentration set-points. Ozone ppm readout via digital meter. Simple and effective. Ships with SM-7/SM-EC 0-20 ppm sensor module.

Features:

• Easy to install. Minimal adjustments.
• Sensor is in a replaceable precalibrated module. Separated by a cable, the instrument is not in the high ozone area.
• Sensor reading is temperature and relative humidity compensated.
• Replacement sensor is miniature, low cost, and pre-calibrated.
• Operates from 12-24 VDC or from AC adapters available worldwide.
• Alarms, data loggers, and other accessories available.
• Programmable turn-on and turn-off set-points.
• Indication when .1 ppm safety standard exceeded.

Typical Applications:

• Monitor ozone levels in treatment storage areas for fruits, vegetables, and other agricultural products. Monitor ozonated HVAC systems. General monitoring at .03-20 ppm.
• Control the output of ozone generators using the set-point controlled relay in the OS-4.
• Use as either ozone leak alarm or ozone failure alarm for all sizes of ozone generators.

Specifications:

• Range and Accuracy: .03-20 ppm of ozone.
• Accuracy: 10-15% (Depends on application).
• Temperature and humidity: 5-40°c 20-95% RH
• Measurement Principle: SPEC (Screen Printed Electrochemical) sensor.
• Size: 127 × 64 × 42 mm (5 × 2.5 × 1.625 in).
• Weight: 200 gr (7 oz)
• Power Requirements: 12-24 VDC, 300 mA. AC adapters available.
• Output control: SPDT non-latching relay. Contacts rated at 5 amps, 250 VAC.
• .1 ppm danger alarm: Panel LED and SPDT relay 5 amp contacts.
• Connections: Terminal blocks for relay output and DC input. 2.5 mm DC power jack for AC adapter.
• Indicators: Green LED: instrument on. Yellow LED: >.1 ppm. Red LED: generator on.
• Outputs: 0-2 V, 4-20mA, RS-232 digital.
• Case: Flame-resistant ABS with mounting ears.
• Not recommended for use in the presence of strong acid gases or VOC fumes.

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