OJ Air2 Master Complete AHU Control System

The OJ Air2 system has been specially designed to control air handling units and forms a complete control system where all components are fully integrated and optimised.

Produkt anfordern Documents FAQ

OJ Air2 MasterThe intelligent HVAC controller with QuickPlug™ Modbus technology

OJ Air2 Master is a custom made and flexible controller, specifically designed for ventilation systems. It has a built-in web server with intelligent interface and a simple and attractive user interface, which allows optimal energy consumption control. OJ Air2 Master is financially attractive in association with complex ventilation units. It is a simple and reliable automation unit, which has been developed based on specialised technical competence and application knowledge.

  • Specifically designed for ventilation systems
  • Built-in web server with simple and intelligent interface
  • Simple and reliable

Product Documents

Product Sheets
Product Sheet, OJ-Air2Master, English
File type/size:PDF ( 361,17 kB )
Brochures
Brochure, OJ Air2, English
File type/size:PDF ( 3,99 MB )
Product Catalogue, HVAC Controls and Drives, 2024, English
File type/size:PDF ( 4,23 MB )
Instructions
Instructions, OJ-Air2-Master (EN, DE, FR, SV, NO, DA)
File type/size:PDF ( 734,44 kB )
Protocols
BTL_Cert_30207_OJElectron_OJ-Air2.pdf
File type/size:PDF ( 1,11 MB )
67679T_SW652_Modbus_BACnet.xlsx
File type/size:- ( 1,52 MB )
BACnet PICS 4.04, OJ-Air2-Master, English
File type/size:PDF ( 97,93 kB )
OJ-Air2_EDE_SW_671_EDE.csv
File type/size:- ( 178,96 kB )
Environmental Declarations
Declaration on Environment and Materials, OJ-Air2Master, 2023-11
File type/size:PDF ( 159,67 kB )

Produkt FAQ

Which pin is A and B in an RJ14 plug?

Reply

Why do I get these warnings?

Reply

Checklist

  • Check Max. air volume (could be set to low)
  • Check fan speed. If fan speed is 100% - check max fan speed.

 

How to connect a 9-pol sub-D connector to the RJ14 in the OJ Air2 system?

Reply

How to connect two 24VAC transformers with an OJ Air2 Master?

Reply

How to setup the OJ Air2 to send e-mail notification in caseo of Error?

Reply

How to cure Alarm 71 and Alarm 73 on the OJ Air2 controller?

Reply

Checklist

  • Check rotation direction of fan
  • Check max Hz
  • Check max motor current
  • Check v/f characteristics
  • Check filter pressure
  • Check damper position

OJ Air2 Master Related products

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