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Although ARKON designs reliability into all equipment, there is always the possibility of a malfunction occurring. You can use this manual to help in diagnosing and repairing the malfunction, if possible. If the malfunction persists, call or write the ARKON Customer Service Department for assistance. Address and contact information: RTM-Expolink s.r.o., Prikop 8, 60200 Brno, Czech Republic Tel: +420 545 175 834. Tel/ Fax: +420 545 175 684 Email: office@rtm-expolink.com Website: For other countries, consult your nearest ARKON representative. Simple difficulties can often be diagnosed over the phone. If it is necessary to return the equipment to the factory for service, please read our terms and conditions, available on request or from our website. ARKON welcomes suggestions that would improve the information presented in this manual or enhance the operation of the equipment itself. IMPORTANT – PLEASE READ DANGER The installation and operation of this product may put you at risk of serious injury or even death. Take whatever precautions are necessary to ensure your safety before making an installation or working on one. Never work alone or unsupervised. Install and operate this product in accordance with all applicable safety and health regulations, as well as any appropriate local ordinances. This product may be installed in confined spaces. Examples of confined spaces are manholes, pipelines, digesters, and storage tanks. These places can be dangerous or fatal if you are not suitably prepared. The primary hazards of confined spaces are the possibility of poisoned air and the lack of proper ventilation. Work in such places is governed by OSHA 1910.146, and may require a permit before entering. The other major hazard particular to this product is its extreme weight, which makes it dangerous to handle and creates the risk of being crushed or struck by the unit during installation. This manual may also contain Material Safety Data Sheets (MSDS) for chemical agents supplied or recommended for use with this product. If needed, these sheets will be in the MSDS Appendix. These sheets provide information about possible hazards from the chemicals. Additional MSDS, covering various proprietary agents (name-branded or trademarked mixtures) that can also be used with this product, are available from the manufacturers of those agents. This manual uses the following notations to set apart hazard warnings and notes: DANGER DANGER describes situations that will result in loss of life or serious personal injury, unless avoided. The emphasis is on clear and immediate threats to your life or safety. WARNING WARNING describes situations that could result in loss of life or serious personal injury unless avoided. The emphasis here is on the potential for a serious accident CAUTION CAUTION describes situations that may result in moderate personal injuries, property damage, or damage to the equipment, unless avoided Note NOTES draw your attention to particular features, practices, tips, or other information useful in setting up or operating the product. ChannelMag Table of Contents Section 1 Introduction 1.1 Scope: ChannelMag CM2 1.2 Scope: ChannelMag PM2 1.3 Safety Section 2 Installation 6 7 8 2.1 Media Considerations 9 2.2 Location and Mounting 9 2.3 Straight Lengths of Channel / Pipe 10 2.3.1 Straight Lengths of Channel (CM2) 10 2.3.2 Straight Lengths of Pipe (PM2) 10 2.3.3 Important Note 11 2.4 Installation, Dimensions and Approximate Weights 11 2.4.1 CM2 Sensors 11 2.4.2 Installation of 2 x CM2 ChannelMag Sensors 13 2.4.3 CM2/D Dimensions and Approximate Weights 14 2.4.4 PM2 Sensors in Full Pipes 15 2.4.5 PM2 Sensors in Non-Full Pipes 16 2.4.6 Installation of PM2 Sensors With Magnetic Enhancement Band 17 2.4.7 ChannelMag PM2 Enhancement Plate Expander Mechanism 18 2.4.8 ChannelMag PM2 Weights and Dimensions 18 2.5 Grounding 18 2.6 Cable Types 19 2.6.1 ChannelMag Junction Box Wiring Diagram 20 2.6.2 ChannelMag Entela Approval 21 2.7 Cable Runs From the Junction Box 21 Section 3 Calibration Data 3.1 Calibration and Range Factors 22 Section 4 Maintenance 4.1 Cleaning 4.2 Zero Span Checking 4.3 Effect of Moisture Ingression 4.4 Effect of a Grounded Electrode 4.5 Effect of One CM2 of Two Inoperative 4.6 Transmitter Fault 4.7 All Checks Good, But No Signal 23 23 23 23 23 24 24 Table of Contents 4.8 Erratic Signal 4.9 Signal or Indication “Swing” Section 5 Recommended Spares 24 24 5.1 Recommended Spares 25 ChannelMag Section 1 Introduction 1.1 Scope: ChannelMag CM2 The ChannelMag CM2 is suitable for open channels having diverse cross sectional shapes from 6” to 200 feet (150 mm to 60 m). They meet or exceed the requirements of ISO 9213 and are calibrated in a long open tank, believed to be the largest NIST traceable facility available. The ChannelMags are calibrated in accordance with ISO* approved methods. Each ChannelMag system is normally supplied with a NIST traceable Calibration Certificate. Magnetic enhancement...