ACE AI-O2-Tx Digital Oxygen Transmitter (0 to 100% Vol or 0 to 25% Vol)


(GST 18% Exclusive)

99 in stock


  In Stock

(However please contact store for precise delivery schedule. Backorder also allowed)

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

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

  • Wall Mounting Type IP 65 Phoenix Meccano ABS Plastic Enclosure
  • This Digital Oxygen Transmitter has 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 with  (Optional) RS 485 Modbus Communication for PC/SCADA/BMS/EMS/PLC Integration
  • 4-20mA analog retransmission output (Standard)
  • Easily field replaceable Sensor Module

Additional information

Weight 1 kg

Ace Instruments

Model No


Select Oxygen Range

0 to 100% Vol, 0 to 25% Vol

Target Gases

Oxygen (O2)


+/-1% of measuring range


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

Response Time

Approx. 15 seconds

Sensing Method

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

Bar 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

12-24VDC, by the way of 110-230 VAC, 50-60Hz Adaptor provided along with (Fits well in USA and European countries Also)

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.

Supply Scope

1 Unit of Oxygen Transmitter, Power Adapter, Instruction Manual and Factory Calibration Certificate


1 Year Manufacturing Warranty


80 X 120 X 85 mm


600 Grams

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Digital Oxygen Transmitter

ACE AI-O2-Tx Digital Oxygen Transmitter (0 to 100% Vol or 0 to 25% Vol)


(GST 18% Exclusive)

Add to cart