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６Ｆ８Ａ０８８３
ELECTROMAGNETIC FLOWMETER DETECTOR
MODEL GF630, GF632
INSTRUCTION MANUAL
for FM Approval and CSA Certification
© TOSHIBA Corporation 2008
All Rights Reserved.
NOTES
Before using the equipment, please read this manual carefully and understand the
contents, and then use the equipment correctly.
• NEVER attempt to operate the equipment in any ways that are not described in this
in
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６Ｆ８Ａ０８８３ NOTICE We thank you very much for your purchase of our GF630 series electromagnetic flowmeter detector. Integral type GF630/LF600F and GF630/LF610F Separate type detector GF632 This instruction manual describes the notes on using an electromagnetic flowmeter detector, installation, configuration and maintenance. It is intended for the personnel in charge of installation, operation and maintenance. To use this product properly and safely, read this manual (6F8A0883) ca
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６Ｆ８Ａ０８８３ SAFETY PRECAUTIONS Safety signs and labels affixed to the product and/or described in this manual give important information for using the product safely. They help prevent damage to property and obviate hazards for persons using the product. Make yourself familiar with signal words and symbols used for safety signs and labels. Then read the safety precautions that follow to prevent an accident involving personal injury, death or damage to property. Explanation of signa
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６Ｆ８Ａ０８８３ SAFETY PRECAUTIONS Safety Precautions for Installation and Wiring WARNING Do not disconnect while circuit is live unless location is known to be nonhazardous. Live part of electric circuit or a high temperature department can cause explosion. DON’T Do not modify or disassemble the enclosure. Strength degradation and defects of enclosure can cause explosion. DON’T Do not use parts of other products. Protective performance degradation for hazardous location can cau
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６Ｆ８Ａ０８８３ SAFETY PRECAUTIONS(continued) Safety Precautions for Installation and Wiring CAUTION Install a switch and fuse to isolate the Use an appropriate device to carry and install GF630/LF600F, GF630/LF610F and GF632 the GF630/LF600F, GF630/LF610F and GF632. from mains power. Power supply from mains power If this product falls to the ground, can cause electric shock or injury, or malfunction of or damage to the product, can be caused. circuit break-down. DO DO Turn o
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６Ｆ８Ａ０８８３ SAFETY PRECAUTIONS (continued) Safety Precautions for Maintenance and Inspection CAUTION Do not conduct wiring work with wet hands. Do not conduct wiring work when power is applied. Wet hands may result in Wiring while power is applied can electric shock. cause electric shock. DON’T DON’T Do not touch the GF630/LF600F, The label shown left is placed near GF630/LF610F and GF632 main body when the terminal board for power input high temperature fluid is being
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６Ｆ８Ａ０８８３ Handling Precautions To obtain the optimum performance from the GF630/LF600F, GF630/LF610F and GF632 for years of continuous operation, observe the following precautions. (1) Do not store or install the flowmeter in: ・Where there is direct sunlight. ・Where there is snow and ice Infrared switches may not function correctly. ・Where excessive vibration or mechanical shock occurs. ・Where high temperature or high humidity conditions obtain. ・Where corrosive atmospheres exis
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６Ｆ８Ａ０８８３ Handling Precautions (continued) (6) If the inside of the converter and detector's terminal box are wetted or humidified, it may cause insulation deterioration, which can result in fault or noise occurrence. So do not conduct wiring in the open air on rainy days. Also, be careful not to wet down the converter and detector's terminal box even in the case of indoor wiring, and complete wiring work in a short period of time. (7) Make sure the fluid to be measured will not f
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６Ｆ８Ａ０８８３ Table of Contents SAFETY PRECAUTIONS ·····················································································2 Handling Precautions ······························································································6 1. Product Inspection and Storage ······································································9 1.1 Product Inspection ······················································································· 9 1.2
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６Ｆ８Ａ０８８３ 1. Product Inspection and Storage 1.1 Product Inspection GF630 series electromagnetic flowmeter is shipped in a cardboard container filled with shock-absorbing materials. Open the package carefully and check as follows: Make sure the following items are included in the package. For the integral type (when a converter and detector are united) Electromagnetic flowmeter main unit --------------------------------- 1 unit Instruction manuals--------------- One each for
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６Ｆ８Ａ０８８３ 2. Overview The GF630/LF600F, GF630/LF610F and GF632 electromagnetic flowmeter can be use in the following hazardous (classified) locations. ClassⅠ, Division 2, Groups A, B, C and D, ClassⅡ, Division 2, Groups E, F and G ClassⅢ The GF630 and GF632 electromagnetic flowmeter measures the volumetric flow rates of electrically conductive materials on the basis of Faraday's Law of electromagnetic induction. The device consists of two units: the GF630 and GF632 detect
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６Ｆ８Ａ０８８３ 3. Names of Parts 3.1 Appearance 3.1.1 Appearance of GF630/LF600F and GF630/LF610F Integral For the detail of the converter, check the converter for Power cable LF600F and LF610F instruction manual. 1/2-14NPT for I/Ol cable Hanging hook Terminal block cover 1/2-14NPT *Provided for upper 8 inch Converter LF600F and LF610F (200mm to 600mm) Flow direction arrow Ground terminal for converter GF630 Detector Ground termina
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６Ｆ８Ａ０８８３ 3.1.2 Appearance of Detector GF632 Separate for Signal cable for Excitation cable Terminal Box Cover 1/2 – 14 NPT 1/2 – 14 NPT Terminal Box Flow direction arrow Hanging hook *Provided for upper 8 inch (200mm to 600mm) Ground terminal for detector Flange Ground cable* Grounding ring ( Provided for PTFE lining only ) Figure 3.1.2 Appearance of Detector GF632 Note: The ground cables are
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６Ｆ８Ａ０８８３ 3.2 Construction of the terminal blocks 3.2.1 Terminal Block Construction of GF630/LF600F and GF630/LF610F Type For the detail of the converter, check the converter LF600F and LF610F instruction manual. Integral 3.2.2 Terminal Block Construction of GF632 Type Separate To signal cable terminal (A,B and G) To excitation cable terminal(X,Y and E) B E Y A G X Don’t connect wiring to
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６Ｆ８Ａ０８８３ 4. Installation Safety Precautions for Installation WARNING Do not active live circuits under environment of explosive atmospheres. Live part of electric circuit or a high temperature department can cause explosion. DON’T Do not use parts of other products. Protective performance degradation for hazardous location can cause explosion. DON’T Do not active live circuits While assembly of all components is not over. Protective performance degradation for hazardous
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６Ｆ８Ａ０８８３ CAUTION Ground the GF630/LF600F, Use an appropriate device to carry and install GF630/LF610F and GF632 independently the GF630/LF600F, GF630/LF610F and GF632 . from power equipment. (100 ohm or less ground resistance) If his product falls to the ground, Operating this product without injury, or malfunction of or damage to grounding can cause electric the product, can be caused. shock or malfunction. DO DO Install a switch and fuse to isolate the Do not mod
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６Ｆ８Ａ０８８３ 4.1 Notes on Selecting the Installation Location 1. Avoid places within the immediate proximity of equipment producing electrical interference (such as motors, transformers, radio transmitters, electrolytic cells, or other equipment causing electromagnetic or electrostatic interference). 2. Avoid places where excessive pipe vibration occurs. 3. Avoid places where fluid is pumped in a pulsating manner 4. Avoid places where there is direct sunlight. If this is unavoidable,
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６Ｆ８Ａ０８８３ (2) Preventing an Empty Pipe Condition Fix the relevant pipes installed on both sides of the detector by attaching fittings, etc. to support the pipe. By supporting the pipes, not only the pipe vibration is reduced but also the damage to the pipes by the electromagnetic flowmeter's weight and the fluid mass (see Figures 4.2 and 4.3). Pipe support fittings Pipe support fittings Figure 4.2 Example of Pipe Fixing Procedure
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６Ｆ８Ａ０８８３ 4.2.2 Installation Procedure In the case that the piping is non-conductive material, make sure to install the grounding rings(option) to each flange of detector using the M4 screw before piping . The M4 screws are prepared to each flange. In addition, in the case of detector with FEP lining, make sure to install the gaskets between grounding ring and lining. The gaskets must be installed so as not to protrude into the measurement tube. And install the ground ca
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６Ｆ８Ａ０８８３ To mount the GF63*, place it between the upstream and downstream pipe flanges and tighten it with flange bolts and nuts. See Figure 4.5 and follow the procedure below: 1. Insert two lower mounting bolts through the clearance holes in the upstream (or downstream) pipe flange. 2. Install a gasket next to the upstream (or downstream) flange face and the other gasket next to the downstream (or upstream) pipe flange. The two mounting bolts can now be guided through
