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Installation Instructions
AccUView LED Ex

Online UV Analyzer for Hazardous Environments

IS-HF-AccUViewLEDEx-100125 Rev 0 2020-09

Summary of Contents for HF Scientific AccUView LED Ex

Page 1: ...Installation Instructions AccUView LED Ex Online UV Analyzer for Hazardous Environments IS HF AccUViewLEDEx 100125 Rev 0 2020 09 ...

Page 2: ...etting the Error Level 9 Configuring the RS 485 Port 9 Setting the Baud Rate 9 Setting the Address 10 Modbus Mode 10 Security Access Feature 10 Extended Settings 10 Units 10 Speed of Response 10 LCD Backlight Brightness 10 Ultrasonic Cleaning 11 RS 485 Parameter Bits 11 RS 485 Parameter Parity 11 RS 485 Parameter Stop Bits 11 Duty Cycle 11 Desiccant Warning 11 4mA Adjustment 12 20mA Adjustment 12 ...

Page 3: ...his symbol identifies hazards which if not avoided could result in death or serious injury This symbol identifies hazards which if not avoided could result in minor or moderate injury This symbol identifies practices actions or failure to act which could result in property damage or damage to the equipment This pictorial alerts you to the need to read the manual This pictorial alerts you to electr...

Page 4: ...s Immunity Tested and passed EN 61326 1 2013 Manufacturer s Name HF scientific inc Manufacturer s Address 16260 Airport Park Drive Suite 140 Fort Myers Florida 33913 Importer s Name Importer s Address Type of Equipment Process Turbidimeter Model AccUView LED Ex 28044 I the undersigned hereby declare that the equipment specified above conforms to the above Directives and Standards Place Fort Myers ...

Page 5: ... 0 100 0 T 0 2 0 ABS Repeatability 1 0 T 0 002 ABS Resolution 0 1 T 0 0004 ABS Accuracy 2 0 T 0 008 ABS Response Time User selectable from 4 to 60 seconds Path Length 21 5 mm Display Multi Line Liquid Crystal Backlit Display Analog Output Powered loop isolator 4 20 mA 600 Ω drive either 4 20mA or Modbus can be used Communications Port Bi directional RS 485 with Modbus either 4 20mA or Modbus can b...

Page 6: ...D Ex If inlet pressures can exceed 325 kPa 47 PSI use appropriate tubing to connect to the AccUView LED Ex Electrical Connections All of the electrical connections to the instrument are made at the DIN rail connector The connections are labeled beside the terminal block and are self descriptive Please follow all local and government recommendations and methods for installation of electrical connec...

Page 7: ...e circuit should be 5A Supply power connections are made ONLY to top MAINS connection on the back of the Air Sentinel III purge controller Terminal 3 Earth Ground Terminal 2 Neutral Terminal 1 Line or Hot Suitable wire would be stranded 3 conductors 18 12 AWG copper or tin plated copper with a voltage rating of 600 VAC with a temperature rating of 90 C or higher Common earth bond points are provid...

Page 8: ...ating The 4 20 mA is held at this stored reading and will not change until calibration is complete 30 seconds after completion of the calibration the AccUView LED Ex will start taking online measurements These measurements will be averaged with the stored reading depending on setting In order to prevent disruptions in data the operator should release the clamp to allow the sample water to flush ou...

Page 9: ... has been selected press the button to set it The next prompts will depend on the output selected For RS 485 and Modbus certain combinations of settings are not allowed and some menus will not appear based on previous selections Setting the 4 20 mA If the 4 20 mA output was selected you will be asked to set the 4mA 4MA and 20mA 20MA T or ABS limit levels 1 Select the T or ABS level you wish to ass...

Page 10: ...turn to the AUTO mode Extended Settings The last few settings are grouped together to prevent them being unintentionally changed To gain access to the extended settings 1 Use the and buttons to select ON 2 Press the button to enter the extended settings menu Units This instrument can measure in either ABS or T This selection affects menus prior to the Extended Settings menu 1 Use the and buttons t...

Page 11: ...ed press the button to set it RS 485 Parameter Parity There are 3 parity options in this menu Those options are No Parity nOnE odd parity Odd or even parity E the factory default is no parity 1 Use the and buttons to select the desired parity option 2 Once the desired option is selected press the button to set it RS 485 Parameter Stop Bits There are 2 options for this menu 1 stop bit or 2 stop bit...

Page 12: ...n additional menu in the configuration which gives you the selection of ON or OFF If Low Flow is enabled a flow of less than 150ml minute 04 GPM will cause a screen indication The flow switch can act on the 4 20mA A Low Flow will affect the 4 20mA signal based on the set error level A modbus register is also set The condition takes 2 1 2 minutes of low flow to actuate or restore Screen Display 20m...

Page 13: ...at Float stored in two consecutive addresses with the first address containing the least significant word lower part of mantissa and the second address containing the most significant word sign exponent and upper part of mantissa Valid Addresses 40001 40XXX Definitions Address Type Register Value Default Function 40001 40002 Float Offset value 0 0 0 0 2 0 40003 Int Decimal places 0 2 XXXXX 1 XXXX ...

Page 14: ...003 30004 Float Sensor reading raw Sensor reading to six significant places 30005 Int Version major Software version major number 30006 Int Version minor Software version minor number 30007 Int Version revision Software version revision number 30008 Int Model number Product number 30009 Int Model suffix number 0 if no options 30010 Int Reading status 1 Normal 2 Over range 3 Under range 6 Reading p...

Page 15: ... set point Check air supply Error FLOW Sample flow has stopped Restore flow Error CLN The ultrasonic transducer is not making contact with the spring connections Adjust the cuvette to be sure it is making contact with the springs connections The flow through has been removed Put the flow through back in place For questions or concerns please contact HF scientific Technical Service or Customer Serv...

Page 16: ...ation lost profits or the cost of repairing or replacing other property which is damaged if this product does not work properly other costs resulting from labor charges delays vandalism negligence fouling caused by foreign material damage from adverse water conditions chemical or any other circumstances over which the Company has no control In addition the Company shall not be responsible for any ...

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