Hanna Instruments HI7640-58 Instruction Manual Download Page 9

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9 Installation

Flow-cell installation

• The circulation pipes from the tank to the flow-cell must be thermally insulated. Avoid temperature

differences greater than 2 °C (36 °F) between tank content and flow cell sample.

• Shade the assembly from direct sunlight.

TANK

VALVE 1

VALVE 2

FLOW

INCOMING F

EXIT FLOW

FLOW CELL

1 Process controller
2 Wiring cable
3 Optical DO probe
4 Flow-cell adapter
5 Flow cell
6 Flow-cell valves
7 Saddle

Summary of Contents for HI7640-58

Page 1: ...nload the HI510 controller user manual https manuals hannainst com HI510 Hanna is committed to developing and deploying digital solutions with a positive impact on the environment and climate 0 to 50...

Page 2: ...essories 14 14 Abbreviations 14 Certification 15 Recommendations for Users 15 Warranty 15 Dear Customer Thank you for choosing a Hanna Instruments product Please read this instruction manual carefully...

Page 3: ...are all accessible inside controller s enclosure Before powering the controller verify the probe wiring has been done following the instructions detailed in this manual 3 GENERAL DESCRIPTION INTENDED...

Page 4: ...ed oxygen Over time the sensor s optical components can age but are compensated for by using the reference signal to compensate the measuring path As a result the sensor provides accurate dissolved ox...

Page 5: ...red by the user in saturation or mg L Temperature Range 5 0 to 50 0 C 23 0 to 122 0 F Resolution 0 1 C 0 1 F Accuracy 0 3 C 0 5 F Calibration Single point offset controller setting Temperature compens...

Page 6: ...Remove the protective cap 3 Locate the O ring that sits on probe body Sparingly lubricate with a thin film of supplied grease Use care to prevent grease fingerprints from contacting the optical window...

Page 7: ...stalled using the 3 4 NPT external threads Hand tighten the probe in position Then depending on the process tighten one or two turns with a wrench to secure in place Do not exceed 10 N m 7 3 lb ft tor...

Page 8: ...shing 5 attached to the probe E The upper portion of the pipe should be sealed step II to prevent ingress of water if installed outdoor F Attach the pipe to a handrail Low thread immersion installatio...

Page 9: ...temperature differences greater than 2 C 36 F between tank content and flow cell sample Shade the assembly from direct sunlight TANK VALVE 1 VALVE 2 FLOW FLOW INCOMING FLOW EXIT FLOW 3 1 2 4 5 7 6 6...

Page 10: ...de Marking Attached cable Patch cable Functionality GREEN BLACK 0V B WHITE WHITE RS485 D A YELLOW BLUE RS485 D BROWN RED 5V g GREEN YELLOW Protective ground connection See Accessories section for cabl...

Page 11: ...8 26 mg L suspend the probe in water saturated air This condition corresponds to 100 air saturated water at the temperature of measurement 1 Use of calibration beaker containing some water or moisten...

Page 12: ...lope if values are over 20 12 MAINTENANCE General Maintenance Inspect O ring for nicks or other damage Replacing the o ring is advised Do not substitute other grease or lubricants as it may cause the...

Page 13: ...e the new O ring from the container and slide on the probe tip do not roll or twist the O ring 8 Use a syringe filled with silicone grease and sparingly lubricate the O ring with a thin film of grease...

Page 14: ...10 m 32 9 HI76510 15 Patch cable 15 m 49 2 HI76510 25 Patch cable 25 m 82 HI76510 50 Patch cable 50 m 164 BL120 400 Flow cell probe adapter kit BL120 401 Flow cell valve BL120 402 Flow cell tubing 10...

Page 15: ...dous environments WARRANTY The probes are warrantied for two years against defects in workmanship and materials when used for its intended purpose and maintained according to instructions HI764113 1 S...

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