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Section 1 1. 1010GNFM-3B INTRODUCTION Thank you for purchasing the System 1010GN/GDN Gas flowmeter. Intended for dedicated applications, this versatile transit-time flowmeter is easy to set up and operate. The 1010 flowmeter represents the state-of-the-art in computerized instrumentation. We are confident that in a very short time you will appreciate its unrivaled performance and features. This section presents an example of how to install the System 1010GN Gas flowmeter with a minimum of effort. It explains how to make basic connections to and from the flow computer and how to use the Installation Menu to set-up the system for transit-time operation. This manual covers System 1010 Single Channel, Dual Channel/Dual Path and Custody Transfer flowmeter types in NEMA-4 and NEMA-7 wall mount enclosures. CAUTION: Please review the safety considerations below before proceeding. 1.1 IMPORTANT SAFETY CONSIDERATIONS The System 1010GN Gas flowmeter is electrical equipment that operates from either an external DC or AC power source. Please observe all the electric safety codes, etc., that apply to your application. We recommend that only experienced personnel with knowledge of local electrical codes and operating safety procedures of the facility perform the installation and wiring. Since regulations vary by geographic location, industry, etc., it is solely the user’s responsibility to operate this equipment safely. Controlotron cannot accept responsibility for any damage that may occur due to failure to observe any local safety rules. If this equipment is used for a hazardous application (high line pressure, hostile liquid characteristics, perilous atmosphere, etc.), the end-user must ensure that only properly trained personnel are involved in the installation and operation. 1.2 FLOWMETER INSTALLATION STEPS The following are typical steps necessary to complete a stand-alone installation procedure. NOTE: For flowmeters with factory-installed parameters, the flowmeter should be mated with the designated gas spool. Refer to the Installation/Outline drawings in Appendix B before beginning installation. • Install gas spool into pipe line (see Section 2). • Determine the spool parameters and gas data (viscosity, specific heat ratio, base pressure and temperature, etc.). • Mount the flow computer at the selected location and attach transducer and I/O cables. • Access the Installation Menu and create a site (paragraph 3.4). • Enter gas parameters (paragraph 4.2). • Complete transducer Installation Menu operation (paragraph 4.3). 1-1