Table of Contents
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THIS IS A PRECISION DEVICE!
• KEEP UP RIGHT
• ALLOW 2 HOUR WARM UP
• DO NOT SHOCK OR DROP
Analox Limited
15 Ellerbeck Court, Stokesley Business Park,
North Yorkshire, TS9 5PT, UK
T: +44 (0)1642 711400 F: +44 (0)1642 713900
W: www.analox.net E: info@analox.net
Commercial in Confidence
O2NE+ &
Safe-Ox+
User Manual
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Summary of Contents for ANALOX O2NE+
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Page 1: User Manual
• ALLOW 2 HOUR WARM UP • DO NOT SHOCK OR DROP Commercial in Confidence Analox Limited 15 Ellerbeck Court, Stokesley Business Park, North Yorkshire, TS9 5PT, UK T: +44 (0)1642 711400 F: +44 (0)1642 713900 W: www.analox.net E: info@analox.net... -
Page 3: Table Of Contents
O2NE+ & Safe-Ox+ User Manual Int. Approved List of contents Safety information .......................2 Package contents checklist ....................4 Overview ..........................5 Partial pressure sensor ....................5 Setup...........................5 Installation of the product ....................6 Removal of warning label from display ...............6 Wall mounting ......................6 Wiring installation ......................7 AC supply models .......................7 DC supply models .......................7 Alarm repeaters ......................8... -
Page 4: Safety Information
O2NE+ & Safe-Ox+ User Manual Int. Approved Safety information Every gas monitor installation should be risk assessed. The correct location of monitor(s) must consider the potential sources of gas leaks and the location of expected human occupation in the area. Where large areas must be monitored, it is often advised that no single monitor should cover a volume in excess of 80m . - Page 5 O2NE+ & Safe-Ox+ User Manual Int. Approved 4 to 20mA (or 0-1V) Output:- External connected equipment must meet the requirements for reinforced insulation or must be a Safety Extra Low Voltage (SELV) circuit as defined in IEC60950-1. The above statement refers to the risk of externally connected equipment introducing hazardous voltages into the A50™...
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Page 6: Package Contents Checklist
O2NE+ & Safe-Ox+ User Manual Int. Approved Package contents checklist On receipt of the Ax O2NE+™/Safe-Ox+™ please check you have the following: Ax O2NE+™/Safe-Ox+™ main unit and alarm repeater User manual Test certificate Rawl plugs and screws for wall mounting Drilling template Any optional items ordered such as: Additional alarm repeater’s each with 8 metres of interconnecting cable. -
Page 7: Overview
Care should be taken however, if the Ax O2NE+™/Safe-Ox+™ is to be permanently exposed to a helium environment, as this can affect the performance of the pressure compensation sensor over time. Contact Analox for installation advice if you intend to use the unit in this way. -
Page 8: Installation Of The Product
O2NE+ & Safe-Ox+ User Manual Int. Approved Installation of the product NOTE – The O2NE+ and Safe-Ox+ range of instruments are precision instruments and therefore are susceptible to shock. Care should be taken when installing your O2NE+ or Safe-Ox+ so as to not damage the instrument. Removal of warning label from display Prior to fitting the Ax O2NE+™/Safe-Ox+™... -
Page 9: Wiring Installation
O2NE+ & Safe-Ox+ User Manual Int. Approved Wiring installation It is necessary to identify the model of Ax O2NE+™/Safe-Ox+™ prior to installation. The calibration certificate accompanying each instrument will clearly identify the information required. ENSURE THAT THE ELECTRICAL SUPPLY TO THE INSTRUMENT IS SWITCHED OFF WHILST INSTALLING ANY WIRING AC supply models... -
Page 10: Alarm Repeaters
O2NE+ & Safe-Ox+ User Manual Int. Approved Alarm repeaters The Alarm repeater has four status indicators and a Mode button, which mimic the button and indicators on the main Ax O2NE+™/Safe-Ox+™ enclosure. An 8 metre, 8 core cable is pre-wired to the Ax O2NE+™/Safe-Ox+™ on units to be fitted with an alarm repeater. - Page 11 O2NE+ & Safe-Ox+ User Manual Int. Approved 4.6.3 To connect a “Strobe” Remote Alarm Repeater 1) Disconnect the power supply from the Ax O2NE+™/Safe-Ox+™. 2) Open the Remote Alarm Repeater unit by removing the 4 screws in the front of the case and carefully pulling the case apart.
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Page 12: Alarm Relay Output Models
O2NE+ & Safe-Ox+ User Manual Int. Approved Alarm relay output models You may have ordered your Ax O2NE+™/Safe-Ox+™ with a relay. The relay contacts are ‘Volt- Free’ single pole changeover, rated 240VAC/30VDC 2 amps. The relay is non-latching. This means the relay will only initiate when gas is present. As standard the relays are setup in a fail-safe configuration. - Page 13 O2NE+ & Safe-Ox+ User Manual Int. Approved The customer system should be connected to this cable as follows and as per the following drawing: Blue wire 4 to 20mA negative Red wire 4 to 20mA positive Document ref: P0120-820-14 August 2017 Page 11 of 23 Commercial in Confidence...
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Page 14: Operation
O2NE+ & Safe-Ox+ User Manual Int. Approved Operation Normal operation When the Ax O2NE+™/Safe-Ox+™ is turned on it will take approximately 10 seconds to start- up. During this period, the 'Good/OK' and 'Fault' status indicators will be turned on. After the initial start-up period has expired, the 'Fault' status indicator will turn off. -
Page 15: Maintenance
O2NE+ & Safe-Ox+ User Manual Int. Approved Maintenance Oxygen cell replacement The following instructions describes the replacement of the O2NE+™ & Safe-Ox+™ oxygen sensor. • Upon receiving the new sensor, remove from its packaging and leave for 24 hours to stabilise in air. -
Page 16: Calibration Adjustment
AA1-811-11 -Analox Safe-Ox User Manual For O2NE+™, Safe-Ox+™ devices built before October 2016 please follow the calibration instructions found in: P0120-820-10 O2NE+ & Safe-Ox+ User Manual (Please contact Analox if manual is required). Note: Gases used on the Ax O2NE+™/Safe-Ox+™ must be manufactured to a ±2% tolerance. -
Page 17: Alarm Checks
+/-2% tolerance Contact Analox. Internal fault Note: If at any time you send the wrong instruction and would like to abort, press the mode switch once and wait 20 seconds, this should bring you back to technician mode. Press the mode switch once again, this should bring you back to normal operation, the LED’s and buzzer... -
Page 18: Proof Test
O2NE+ & Safe-Ox+ User Manual Int. Approved Proof test To verify that the system is still operating within specification, you will need the following equipment: 1) A test gas cylinder containing 17% oxygen in nitrogen, +/-2% tolerance 2) A bump test gas (For Safe-Ox+™ only) with 23.5% oxygen in nitrogen, +/-2% tolerance 3) 0.5 lpm regulator to suit calibration gas bottle 4) Flow adaptor - Part No: 8000-0069A Then follow the procedure for the particular instrument type:... -
Page 19: Fault Conditions
Output too Low FLASHING AND Internal system fault VERY FAST BUZZER contact Analox † Note that alarm levels may be set at different values, depending on customer requirement ‡ A calibration error or a cell fault requires the attention of a service engineer. A recalibration procedure may overcome the problem. -
Page 20: Specifications
O2NE+ & Safe-Ox+ User Manual Int. Approved Specifications range 0.1 to 25% Sensor accuracy* Better than ± 0.75% O2 over 5.0 to 25.0% O2 Better than ± 1.00% O2 over 0.1 to 5.0% O2 Response time (T90) <60 seconds Operating temperature 0 to +40 °... -
Page 21: Disposal
O2NE+ & Safe-Ox+ User Manual Int. Approved Disposal According to WEEE regulation this electronic product can not be placed in household waste bins. Please check local regulations for information on the disposal of electronic products in your area. Document ref: P0120-820-14 August 2017 Page 19 of 23 Commercial in Confidence... -
Page 22: Declaration Of Conformity
O2NE+ & Safe-Ox+ User Manual Int. Approved Declaration of conformity Document ref: P0120-820-14 August 2017 Page 20 of 23 Commercial in Confidence...
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