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Raytech MUX R Instruction Manual
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90158-1.08 Instruction Manual Multiplexer Page 2 of 40Contents1 Safety Precautions.......................................................................................................................... 32 Description ...................................................................................................................................... 42.1 Advantages and Features .....................................................................................................................42.2 Example: Block Diagram .......................................................................................................................42.3 Example: Schematic Diagram ...............................................................................................................53 Overview ......................................................................................................................................... 63.1 Front......................................................................................................................................................63.2 Back ......................................................................................................................................................64 Using Multiplexer Hardware............................................................................................................ 74.1 Case 1: One Winding Resistance Meter (WR) and one Multiplexer......................................................74.1.1 Schematic Diagram: .........................................................................................................................74.1.2 Comment..........................................................................................................................................84.1.3 Connections: One WR100 and one Multiplexer................................................................................94.2 Case 2: One WR, one TR and two Multiplexers..................................................................................104.2.1 Schematic Diagram: .......................................................................................................................104.2.2 Comment........................................................................................................................................114.2.3 Connections: One WR, one TR and two Multiplexers ....................................................................114.3 Case 3: Two WR, one TR and two Multiplexers..................................................................................134.3.1 Schematic Diagram: .......................................................................................................................134.3.2 Comment........................................................................................................................................144.3.3 Connections: Two WR, one TR and two Multiplexers ....................................................................144.4 Case 4: Two WR, one TR and three Multiplexers ...............................................................................164.4.1 Schematic Diagram: .......................................................................................................................164.4.2 Comment........................................................................................................................................174.4.3 Connections: Two WR, one TR and two Multiplexers ....................................................................174.5 Multiplexers Tap Changer Interface ....................................................................................................204.5.1 General Description........................................................................................................................204.5.2 Pin Assignment and Schematic of Tap Changer Interface .............................................................215 Using Multiplexer Software ........................................................................................................... 225.1 Configure your Multiplexer Setup ........................................................................................................225.1.1 Multiplexer Indications on WR Touch Screen.................................................................................235.1.2 Multiplexer Configuration Menu......................................................................................................235.2 Transformer Profiles............................................................................................................................245.3 Controlling a Multiplexer......................................................................................................................245.3.1 Multiplexer Menu without Transformer Profiles ..............................................................................255.3.2 Multiplexer Menu when using Transformer Profiles........................................................................275.4 Controlling two Multiplexers connected to one WR .............................................................................285.4.1 Measure secondary and tertiary winding systems resistance in series ..........................................285.4.2 Measure secondary and tertiary winding system resistances separately .......................................295.4.3 There is no tertiary winding system ................................................................................................295.5 Turns Ratio Measurement...................................................................................................................306 Hooking up a transformer ............................................................................................................. 317 Firmware update ........................................................................................................................... 327.1 Update Winding Resistance Meter......................................................................................................327.2 Update Multiplexer ..............................................................................................................................338 Cleaning Relays for maximum performance ................................................................................ 358.1 General ...............................................................................................................................................358.2 Doing a cleaning cycle ........................................................................................................................369 A look under the hood................................................................................................................... 3810 Specifications ................................................................................................................................ 3911 Accessories................................................................................................................................... 3912 Good to know ................................................................................................................................ 4013 Contacts ........................................................................................................................................ 40 |
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