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ACE AI-O2-Tx Digital Oxygen Monitor (0 to 100% Vol)

KSh 38347KSh 42148

Ace AI-O2-Tx Digital Oxygen Monitor is a weatherproof indicator and transmitter with 4 digits, 7 Segment Red LED display, and 4-20 mA re-transmission Output. Widely used In the manufacturing of Oxygen generators and concentrators. The standard feature also includes an in-built buzzer for process violation alerts.
Application: Fuel Tank Monitoring, Food, and Beverage Packaging, Pharmaceutical, Bulk Drug manufacturing plants, Paper & Pulp Industry, Offshore Drilling and Processing Platforms, Fertilizers Plants, Coal Mines & Confined Areas.

SKU: N/A Category:

ACE AI-O2-Tx Digital Oxygen Monitor has an optional RS 485 Modbus Protocol Communication output to connect to PLC/SCADA/BMS software.
Features Of ACE Digital Oxygen Monitor:

  • Wall Mounting Type IP 65 Phoenix Mecano ABS Plastic Enclosure
  • Large & clear 4-digit red LED display, 7-segment type
  • 1 Relay Output (NO/CO/NC)
  • In-built buzzer for High & Low Limits Violation Alert RS 485 Modbus Communication for PC/SCADA/BMS/EMS/PLC Integration
  • 4-20mA analog retransmission output
  • Easily field replaceable Sensor Module

Additional information


Ace Instruments

Model No


Measuring Parameters

Oxygen (O2)


0 to 25% Vol ; 0 to 100% Vol (Configurable as per user requirement)


+/-1% of measuring range


4 Digit, 0.56” High, 7 Segment Red LED Display

Response Time

Approx. 15 seconds


Galvanic Cell

Sensor Type

Galvanic Cell Type , quick response , no CO2 influence

Sensor Life

Approx. 5 years, after which the Oxygen Cell is directly replaceable

Probe Material

Stainless Steel 304 (Optional 1/4" BSP)


Built – in Buzzer Alarm for low & high limit violation alert


ABS Plastic IP 65 Rated ( However Sensor is not rated IP65)

Power Supply

24 V.D.C., 350 mA / Optional 230 VAC Adaptor provided

Customization Available

1 Relay Output & a built-in buzzer alarm, Optional: RS 485 Modbus Protocol Communication


Will be provided at no extra cost. Traceable to national standards.


1 Year Manufacturing Warranty


80 X 120 X 85 mm


600 Grams

Weight 2.5 kg
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ACE AI-O2-Tx Digital Oxygen Monitor

ACE AI-O2-Tx Digital Oxygen Monitor (0 to 100% Vol)

KSh 38347KSh 42148

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