• Observe all warnings and instructions marked on the product. • Consider handling and lifting instructions to avoid damage. • If the product does not operate normally, refer to the service instructions or to a qualified Master Meter representative. • There are no operator-serviceable parts inside this product.
Octave Installation Manual Measurement Method The Octave’s measurement method is based on an ultrasonic, transit time, dual beam sensor array which determines the length of time it takes an ultrasonic sound wave to travel the distance between the two sensors located in the meter’s body.
(23 kg) (35 kg) 2" Octave is offered in 10" length with an optional add-on of a 3", a 5.25" or a 7" spool. Gaskets, nuts, bots, & washers are included in weights of 13", 15.25" and 17". Performance Data...
Handling of Octave IMPORTANT: • DO NOT use chains or wire cable to lift the Octave. To protect the epoxy coating, only use a nylon lifting strap with appropriate weight capacity. • DO NOT lift the Octave by the electronic housing unit.
Not recommended: If this is the highest point in a system or if pipeline and/or flow meter is subject to being emptied between uses avoid this installation. Master Meter, Inc. 101 Regency Parkway, Mansfield, TX 76063 T: 817-842-8000 MasterMeter.com Page 8 of 16...
ISO version Octaves (primarily sold outside North American vertical installations Market). AWWA length Octaves (primarily sold in North American markets) may be bolted directly to a strainer. Master Meter, Inc. 101 Regency Parkway, Mansfield, TX 76063 T: 817-842-8000 MasterMeter.com Page 9 of 16...
Chapter 4 – Register & Output Mode Octave Installation Manual Digital Display The Octave meter comes with a factory programmable digital display built to your specifications. At the time of order you can select: • Volume units in US gallons, Imperial gallons, Cubic Feet, Cubic Meters, Barrels, Acre Feet or Acre...
Maximum Supply Voltage 30 VDC Warning: Signal connection polarity is mandatory * The maximum cable length depends on: cable type, controller, and electrical noise level. Master Meter, Inc. 101 Regency Parkway, Mansfield, TX 76063 T: 817-842-8000 MasterMeter.com Page 11 of 16...
* The maximum cable length depends on: cable wires but is not mandatory on Long Cable wires. type, controller, and electrical noise level. Master Meter, Inc. 101 Regency Parkway, Mansfield, TX 76063 T: 817-842-8000 MasterMeter.com Page 12 of 16...
(zero) flow and the 20 mA is factory programmable according to the customer’s requirements. (If the customer has not specified the 20 mA at the time of order, the Octave will be programmed with the 20 mA at the max flow of the meter.)
Maximum Power Load .04 Vdc No Output (Manual Read) The Octave meter can be programmed to not send a communication signal at the customer’s request; however Master Meter recommends selecting a communication mode for future migration to AMR or AMI. ...
Output Module Installation (Optional) All Octave water meters are shipped with either a cover plate or communication module installed on the side of each meter. Even if the meter is not going to be read by radio or some other electronic unit, it is important to leave one of these devices installed on the Octave to prevent damage to the communication port.
Green Black *Note – when connecting to Master Meter’s Allegro PT or 3G XTR, the Octave will typically output an 8 digit reading, unless otherwise specified. When connecting to another manufacturer’s radio or read device, it is recommended to confirm with that provider what the actual reading resolution of the connecting device is.
Need help?
Do you have a question about the Octave and is the answer not in the manual?
Questions and answers