Toshiba LF622 Quick Start Manual

Also see for GF632: Instruction manual Manual Instruction manual

9B. Magmetger installationPiping1. Install detector in pipeline according to the direction of arrow on the tube.2. Piping arrangement should be such that meter is filled with fluid at all times whether it isflowing or not.3. Flanges should mate with the meter with minimal stress when tightened.4. Read the installation section of the instruction manual carefully before commencinginstallation.Cabling- It is preferable to use the 2-conductor shielded signal cable and the 3-conductorexcitation cable provided by Toshiba.- Attached these securely to the detector/converter with the proper termination. (seewiring procedure in instruction manual)Note: - Cable length may not exceed 300m;- The allowable cable length between the detector and the converter depends onThe electrical conductivity of the object fluid. (see chart in spec sheet)- The signal cable is a double shielded cable i.e. both conductors are individuallyshielded, and the overall cable is also shielded.- Locate it as far as possible from other large-current carrying cabling, and make sureit is not in parallel with such cabling.- Read the connection section of the instruction manual carefully.Grounding- The FG terminal of the converter and the external grounding terminal of the detectorshould be grounded to a good ground.- It is preferably to use a heavy copper wire (10 AWG) to ground the terminal andmake it as short as possible.- Avoid a common ground where earth current may flow.

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