Instruction/ maintenance manual of the product GF630 Toshiba
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６Ｆ８Ａ０８８３ 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 instruction manual.
－ １ － 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 d.
－ ２ － ６Ｆ８Ａ０８８３ SAFETY PRECAUTIONS Safety signs and labels affixed to th e product and/or described in this manua l give important inform ation for using the product safely. They help prevent damage to property and obviate hazards for persons using the product.
－ ３ － ６Ｆ８Ａ０８８３ SAFETY PRECAUTIONS Safety Precautions for Installation and Wiring WARNING Do not disconnect while circuit is live unless location is known to be nonhazardous. DON ’ T Live part of electric circuit or a high temperature department can cause explosion .
－ ４ － ６Ｆ８Ａ０８８３ SAFETY PRECAUTIONS (continued) Safety Precautions for Installation and Wiring CAUTION Install a switch and fuse to isolate the GF630/LF600F, GF630/LF610F and GF632 fro m main s po wer. Use an appropriate device to carry and install the GF630/LF600F, GF630/LF610F and GF632.
－ ５ － 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 . DON’T Wet hands may result in electric shock .
－ ６ － ６Ｆ８Ａ０８８３ Handling Precautions To obtain the optim um 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 .
－ ７ － ６Ｆ８Ａ０８８３ Handling Precautions (continued) (6) If the inside of the converter and detector's terminal box are wetted or hum idified, it may cause insulation deterioration, which can result in fault or noise occurrence .
－ ８ － ６Ｆ８Ａ０８８３ Table of Contents SAFETY PRECAUTIONS ·······························································.
－ ９ － 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.
－ １０ － ６Ｆ８Ａ０８８３ 2. Overview The GF630/LF600F, GF630/LF610F and GF632 electromagnetic flowmeter can be use in the following hazardous (classified) locations.
－ １１ － ６Ｆ８Ａ０８８３ 3. Names of Parts 3.1 Appearance 3.1.1 Appearance of GF630/LF600F and GF630/LF610F Note: The ground cables are included in the package, so install them to flanges as shown in the Fig.4.5 as needed. (The screws are equipped to detector flanges.
－ １２ － ６Ｆ８Ａ０８８３ 3.1.2 Appearance of Detector GF632 Note: The ground cables are included in the package, so install them to flanges as shown in the Fig.4.5 as needed. (The screws are equipped to detector flanges.) Separate Figure 3.
－ １３ － 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.
－ １４ － ６Ｆ８Ａ０８８３ 4. Installation Safety Precautions for Installation WARNING Do not active live circuits under environment of explosive atmospheres. DON’T Live part of electric circuit or a high temperature department can cause explosion .
－ １５ － ６Ｆ８Ａ０８８３ CAUTION Ground the GF630/LF600F, GF630/LF610F and GF632 independently from power equipment. (100 ohm or less ground resistance) Use an appropriate device to carry and install the GF630/LF600F, GF630/LF610F and GF632 .
－ １６ － ６Ｆ８Ａ０８８３ 4.1 Notes on Selecting the Installation Location 1. Avoid places within the immediate proxim ity of equipment producing electrical interference (such as motors, transformers, radio transmitters, el ectrolytic cells, or other equipment causing electromagnetic or electrostatic interference ).
－ １７ － ６Ｆ８Ａ０８８３ (2) Preventing an Empty Pipe Condition Fix the relevant pipes installed on both sides of the det ector by attaching fittings, etc.
－ １８ － ６Ｆ８Ａ０８８３ 4.2.2 Installation Procedure 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 measurem ent tube.
－ １９ － ６Ｆ８Ａ０８８３ T o 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.
－ ２０ － ６Ｆ８Ａ０８８３ Table 4.1 Bolt length and Nut tightening torque * 1 : 1 [ N ･ m] is 0.7376 [ ft ･ lbf]. ANSI class 150 Machine Bolts Meter size P.C.S Diameter Length [inch] Tightening torque [N ･ m] *1 15mm 1/2” 4 1/2” 2” 7 to 9 25mm 1” 4 1/2” 2.
－ ２１ － ６Ｆ８Ａ０８８３ 4.2.3 Precautions in transportation To prevent the device from being damaged during tran sportation, the original packing should be left untouched until the device arrives near the intended installation site. The detector is equipped with hanging hooks.
－ ２２ － ６Ｆ８Ａ０８８３ 4.3 Piping Connections (1) Required Upstream Straight Pipe Length If various joints are used upstream of the detector outlet, the straight pipe length as shown in Table 4.
－ ２３ － ６Ｆ８Ａ０８８３ (2) Pipe Orientation The detector may be installed in horizontal, vertical or sloping pipe runs as shown in Figure 4.6. However, except for horizontal installation, fluid should flow from lower to upper directions.
－ ２４ － ６Ｆ８Ａ０８８３ (3) Flow Direction Install the detector in accordance with the flow direction arrow on the detector. See Figure 4.8. Figure 4.9 Flow direction arrow on the detector (4) Preventing an Empty Pipe Condition Design an upright pipe run (Figure 4.
－ ２５ － ６Ｆ８Ａ０８８３ 4.4 Grounding CAUTION Do not wire cables and replace parts when power is supplied. Do not work on piping and wiring with wet hands . DON’T Wiring work and replacing parts in the power-on state may cause electric shock.
－ ２６ － ６Ｆ８Ａ０８８３ (2) Grounding of the GF632 type Ground the external grounding terminal of the detect or and the FG terminal of the converter (or external grounding terminal of the converter) securely ( grounding resistance 100ohm or lower) .
－ ２７ － ６Ｆ８Ａ０８８３ 5. Wiring Safety Precautions for Wiring WARNING DO NOT DISCONNECT WHILE CIRCUIT IS LIVE UNLESS LOCATION IS KNOWN TO BE NONHAZARDOUS. DON’T Live part of electric circuit or a high temperature department can cause explosion .
－ ２８ － ６Ｆ８Ａ０８８３ CAUTION Install a switch and fuse to isolate the GF630/LF600F, GF630/LF610F and GF632 fro m main s po wer. Turn off mains power before conducting wiring work. DO Power supply from mains power can cause electric shock or circuit break-down .
－ ２９ － ６Ｆ８Ａ０８８３ Notes on wiring CAUTION (1) The apparatus does not be provided with the cable connections. Please prepare yourself for the cable connections which could be used in Division2 hazardous locations. The cable lead –in section must be tight ened securely to keep air tightness.
－ ３０ － ６Ｆ８Ａ０８８３ 5.2 External Device Connections and Grounding For the notes on connecting, wiring and installation of the combined converter, check the model num ber of the combined converter and read the inst ruction manual of the relevant converter.
－ ３１ － ６Ｆ８Ａ０８８３ 5.4 Wiring 5.4.1 Terminal Treatment of Cables Follow the procedures below to treat the terminals (at the converter side) of various cables and install the cables to the terminal block. Use appropria te cables based on the description in Section 5.
－ ３２ － ６Ｆ８Ａ０８８３ (3) Connecting the input signal cable Strip the sheath from the end of each conductor of a 2- core individually shielded cable as shown in Figure 5.4. Twist those shields and cover them with a thermal contraction tube or vinyl tube not to make contact with the case or core wires.
－ ３３ － ６Ｆ８Ａ０８８３ 5.4.2 Cable Connection Connect and install the terminal-treate d cables to the terminal block. *Connect the cables to the terminal block securely. A loose connection may cause incorrect measurement. After connecting a cable, try to pull it to check whether it has been connected securely.
－ ３４ － ６Ｆ８Ａ０８８３ 6. Operation Preparatory check Follow the procedure described belo w to prepare before starting the flow measurement (described with regard to the entire flowmeter). Check the items listed below Check the wiring between the converter and related instruments .
－ ３５ － ６Ｆ８Ａ０８８３ 7. Maintenance and Troubleshooting Safety precaution for Maintenance and Troubleshooting WARNING Do not disconnect while circuit is live unless location is known to be nonhazardous. DON’T Live part of electric circuit or a high temperature department can cause explosion .
－ ３６ － ６Ｆ８Ａ０８８３ 7.1 Maintenance Cleaning Adhesion might be created in the detector over a long period of time when used on certain materials. Try to confirm whether to cause the adhesion in the detector pipe when the phenomenon is seen, and and an abnormality (ex.
－ ３７ － ６Ｆ８Ａ０８８３ 7.2 Troubleshooting If a problem occurs while using the GF630/LF600F, GF630/LF610F and GF632, follow the flowcharts described below. You may find a way to solve the problem. The flowch arts are based on three symptoms (1) to (3).
－ ３８ － ６Ｆ８Ａ０８８３ 7.2.2 Flow rate indicated is not correct Is the flow range correctly set? Set correctly. Refer to combined converter's manual. NO YES Is zero point correctly set? Perform the zero adjustme nt. Refer to combined converter's manual.
－ ３９ － ６Ｆ８Ａ０８８３ 7.2.3 Flow rate indication is not stable Is power supply voltage within the specified range? Use a power supply within the specified range. Are cables securely connected? Connect each cable securely to the terminal board.
－ ４０ － ６Ｆ８Ａ０８８３ 8. Principle of Operation The operating principle of the electromagnetic flowme ter is based on Faraday's Law of electromagnetic induction and it is designed to measure the volumetric flow rate of fluid.
－ ４１ － ６Ｆ８Ａ０８８３ 9. Specifications The flowmeter specifications and the type specifi cation code used when ordering the flowme ter are described in this chapter.
－ ４２ － ６Ｆ８Ａ０８８３ Connection flange standard: See Table 9.2 Type Specification Code. Principal materials Case Carbon steel Lining FEP (standard for meter sizes 15 to 250mm) PTFE .
－ ４３ － ６Ｆ８Ａ０８８３ Calibration range : I t c a l i b r a t i o n b y s t a n d a rd Range shown in the table below when Range is not specified. It calibration when there is sp ecification by flowing quantity Range in which the customer is specified.
－ ４４ － ６Ｆ８Ａ０８８３ To select the meter size: See Figure 9.2 and find meter si zes within the velocity of 0.1 to 10 m/s for a specified full-scale (measuring range high limit) flow. Select one that has its full-scale velocity between 1 and 3 m/s.
－ ４５ － ６Ｆ８Ａ０８８３ Flow velocity range Flow volume Meter size 0.328ft/s 0.98ft/s 3ft/s 10ft/s 32.8ft/s 1/2 inch 0.2801 gal/min 0.8403 gal/min 2.561 gal/min 8.538 gal/min 28.01 gal/min 1 inch 0.7781 gal/min 2.334 gal/min 7.115 gal/min 23.
－ ４６ － ６Ｆ８Ａ０８８３ 9.2 Type Specification Code Table 9.2 Type Specification Code Model number Specification code Lining 1 2 3 4 5 6 7 8 9 10 11 12 Contents G F 6 3 Flanged connect.
－ ４７ － ６Ｆ８Ａ０８８３ 10. Outline Dimensions 10.1 Outline dimensions of GF630/LF600F and GF630/LF610F (1) Meter size of 1/2 inch to 6 inch (15mm to 150mm) (1) Meter size of 1/2 inch to 8 inch (15mm to 200mm) NOTES (1) For the detail dimention of conveter, check the converter LF600F and LF610F instruction ma nual.
－ ４８ － ６Ｆ８Ａ０８８３ (2) Meter size of 8 inch to 24 inch (200mm to 600mm) NOTES *1) L1 of PTEF Lining contains the thickness of grounding rings. *2) Mass of PTFE Lining contains the mass of grounding rings. (1) For the detail dimention of conveter, check the converter LF600F and LF610F instruction ma nual.
－ ４９ － ６Ｆ８Ａ０８８３ 10.2 Outline dimensions of GF632 (1) Meter size of 1/2 inch to 6 inch (15mm to 150mm) Separate L3 ±5 (mm) Mass Approx.
－ ５０ － ６Ｆ８Ａ０８８３ (2) Meter size of 8 inch to 24 inch (200mm to 600mm) *1) L1 of PTEF Lining contains the thickness of grounding rings.
－ ５１ － ６Ｆ８Ａ０８８３ 10.3 Outline dimensions of Grounding ring Option for Polyurethan, CR and FEP *1) When the grounding ring will apply to the FEP lining, please attach the gasckets between the grounding ring and lining. (Refer to Fig 4.
－ ５２ － ６Ｆ８Ａ０８８３ Appendix 1 1-1 A system block diagram for GF630/LF600F and GF630/LF610F.
－ ５３ － ６Ｆ８Ａ０８８３ 1-2 A system block diagram for GF632.
－ ５４ － ６Ｆ８Ａ０８８３ USER'S FORM N O T E S Write down the address and phone number of the dist ributor from which you purchased this product, the product code, SER.NO. and so on. Distributor Address N a m e Phone number （ ） － Product code GF S E R .
６Ｆ８Ａ０８８３.
An important point after buying a device Toshiba GF630 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Toshiba GF630 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Toshiba GF630 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Toshiba GF630 you will learn all the available features of the product, as well as information on its operation. The information that you get Toshiba GF630 will certainly help you make a decision on the purchase.
If you already are a holder of Toshiba GF630, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Toshiba GF630.
However, one of the most important roles played by the user manual is to help in solving problems with Toshiba GF630. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Toshiba GF630 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
