Wastewater Treatment

Process Area

1. Raw Sewage

2. Primage Sludge

3. Return Activated Sludge

4. Waste Activated Sludge

5. Thickened Sludge

6. Digested Sludge

7. Chemical Additives

8. Effluent

Gases

H2S, HC, O2

HC, O2

SO2, Cl2

Cl2

Products

Otis Controller, OI-6000 Detector

OI-6000

The Otis Instruments OI-6000 Series Ambient Air Hazardous Gas Detector is a versatile assembly that uses an electrochemical, infrared, catalytic bead, or PID sensor element to detect a variety of gases. Wired power (12 to 35 VDC) with 4-20 mA analog and RS-485 Modbus outputs standard. Magnetic switches allow for non-intrusive calibration while in the field as well as full system settings and diagnostics while remaining Class I Division 1 Groups C & D Certified.

The OI-6000 optionally comes equipped with 2 Relays, a GEN II Radio, or both. See specific products below.

Sensor Assembly

with 2 Relays

with Radio

with 2 Relays and Radio