Hach Polymetron 9500 User Manual
Also see for Polymetron 9500: Basic user manual
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Contents
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Refer to the steps in this procedure to prevent ESD damage to the instrument:• Touch an earth-grounded metal surface such as the chassis of an instrument, a metal conduit orpipe to discharge static electricity from the body.• Avoid excessive movement. Transport static-sensitive components in anti-static containers orpackages.• Wear a wrist strap connected by a wire to earth ground.• Work in a static-safe area with anti-static floor pads and work bench pads.Wiring overviewFigure 7 shows an overview of the wiring connections inside the controller with the high voltagebarrier removed. The left side of the figure shows the back side of the controller cover.Note: Remove connector caps from the connectors before module installation.Figure 7 Wiring connections overview1 Service cable connection 4 Communication moduleconnector (e.g., Modbus,Profibus, optional 4-20 mAmodule, etc.)7 Relay connections12 4-20 mA output1 5 AC and DC power connector1 8 Discrete input wiring connector13 Sensor module connector 6 Ground terminalsWiring for powerW A R N I N GPotential Electrocution Hazard. Always disconnect power to the instrument when making electrical connections.W A R N I N GPotential Electrocution Hazard. If this equipment is used outdoors or in potentially wet locations, a Ground FaultInterrupt device must be used for connecting the equipment to its mains power source.1 Terminals can be removed for improved access.12 English |
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