Description
ABB AZ20 OXYGEN MONITOR REMOTE TRANSMITTER AZ20/112112111111100E/STD (NEW OPEN BOX)
ABB LIMITED
MODEL: AZ20/112112111111100E/STD
OXYGEN MONITOR / REMOTE TRANSMITTER
AZ20/AZ25 O2 REMOTE MOUNTED TX
SUPPLY: 100-240V AC, 50/60HZ, 110W MAX
ENCLOSURE RATING: TYPE 4X & IP66
ENTRY TYPE: M20
MADE IN UK
REF.NO: FKM11449
The ABB AZ20 Oxygen Monitor Remote Transmitter (part number AZ20/112112111111100E/STD) is a remotely mounted O2 analyser transmitter designed for continuous oxygen measurement in industrial and marine environments. Compatible with the AZ20/AZ25 analyser range, it enables centralised monitoring of oxygen levels — critical for safe operation in engine rooms, cargo spaces, inert gas systems, and confined spaces onboard vessels.
Key Features
✓ Remote Transmitter Architecture: Designed as a remote-mounted unit for the AZ20/AZ25 O2 analyser range, enabling flexible installation away from hazardous or hard-to-access locations
✓ Wide-Range AC Supply: Accepts 100–240V AC, 50/60Hz (110W max), compatible with varied onboard power systems without additional transformers
✓ IP66 & Type 4X Enclosure: Fully sealed against water ingress and corrosive atmospheres, suited to the harsh conditions of marine and offshore environments
✓ M20 Cable Entry: Standard M20 conduit/gland entry for straightforward field wiring and installation by ship’s electrical staff
✓ ABB UK Manufacture: Produced by ABB Limited in the UK to industrial-grade quality standards, ensuring long service life and parts availability
Marine Applications
Continuous oxygen monitoring in engine rooms and machinery spaces
Inert gas system (IGS) oxygen level verification on tankers and bulk carriers
Confined space entry safety monitoring during vessel maintenance and dry-dock operations
Cargo hold atmosphere monitoring on gas carriers and chemical tankers
Boiler and combustion control systems requiring precise O2 measurement for efficiency and safety
Why Marine Engineers Choose
The ABB AZ20 is a proven analyser platform with a strong track record in marine and industrial oxygen monitoring. Its IP66-rated enclosure, wide-range AC supply, and remote transmitter design make it well-suited to the demanding shipboard environment — where reliable gas analysis directly supports crew safety and regulatory compliance.
Ideal For
Tankers (crude, product, chemical), gas carriers, bulk carriers, offshore support vessels, FPSOs, naval auxiliaries, and industrial marine installations requiring dependable oxygen monitoring equipment.
Technical Support & Compliance
Prota Marine provides complete solutions for the ABB AZ20 Oxygen Monitor Remote Transmitter, including remote troubleshooting, onboard technical support, testing and commissioning, repair, retrofit and upgrade services, and integration support with existing analyser and control systems. Compatibility with specific vessel installations is subject to confirmation — please share nameplate photos, full part numbers, system drawings, analyser model and firmware version, and vessel name/IMO number to allow accurate verification before ordering.




