Swann AMI INSPECTOR pH Operator's Manual
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Swann AMI INSPECTOR pH Operator's Manual

Swann AMI INSPECTOR pH Operator's Manual

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AMI INSPECTOR pH
Version 6.00 and higher
A-96.250.761 / 161017

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  • Page 1 AMI INSPECTOR pH Version 6.00 and higher A-96.250.761 / 161017...
  • Page 2 For any technical question, contact your nearest SWAN representative, or the manufacturer: SWAN ANALYTISCHE INSTRUMENTE AG Studbachstrasse 13 8340 Hinwil Switzerland Internet: www.swan.ch E-mail: support@swan.ch Document Status AMI INSPECTOR pH Operator’s Manual Title: A-96.250.761 Revision Issue June 2012 First Edition Sept. 2013 Main board V2.4 Jan.

  • Page 3: Table Of Contents

    AMI INSPECTOR pH Table of Contents Safety Instructions ........
  • Page 4 AMI INSPECTOR pH 6.3.1 Clean pHSI Electrode ....... . 6.4.

  • Page 5: Safety Instructions

    AMI INSPECTOR pH Safety Instructions AMI INSPECTOR pH - Operator’s Manual This document describes the main steps for instrument setup, oper- ation and maintenance. Safety Instructions General The instructions included in this section explain the potential risks associated with instrument operation and provide important safety practices designed to minimize these risks.

  • Page 6: Warning Notices

    AMI INSPECTOR pH Safety Instructions 1.1. Warning Notices The symbols used for safety-related notices have the following sig- nificance: DANGER Your life or physical wellbeing are in serious danger if such warnings are ignored.  Follow the prevention instructions carefully.
  • Page 7 AMI INSPECTOR pH Safety Instructions Warning Signs The importance of the warning signs in this manual. Electrical shock hazard Corrosive Harmful to health Flammable Warning general Attention general A-96.250.761 / 161017...

  • Page 8: General Safety Regulations

    AMI INSPECTOR pH Safety Instructions 1.2. General Safety Regulations Legal The user is responsible for proper system operation. All precautions must be followed to ensure safe operation Requirements of the instrument. Spare Parts Use only official SWAN spare parts and disposables. If other parts are used during the normal warranty period, the manufacturer’s...

  • Page 9: Product Description

    AMI INSPECTOR pH Product Description Product Description This chapter contains technical data, requirements and perfor- mance data. 2.1. Description of the System The portable AMI INSPECTOR instrument is a complete monitoring system mounted on a small panel with supporting stand and a re- chargeable battery for stand-alone operation (>24h), designed as...
  • Page 10 AMI INSPECTOR pH Product Description Safety No data loss after power failure, all data is saved in non-volatile memory. Over voltage protection of in- and outputs. Features Galvanic separation of measuring inputs and signal outputs. Temperature The pH value depends on the sample temperature. To compensate...
  • Page 11 AMI INSPECTOR pH Product Description Fluidics The flow cell (QV-Flow) consists of the flow cell block [E] and the vessel [G]. The pH sensor [A] and the temperature sensor [B] are screwed into the flow cell block [E]. The sample enters at the sample inlet [C]. It flows through the flow regulating valve [D], where the flow rate can be adjusted.

  • Page 12: Instrument Overview

    AMI INSPECTOR pH Product Description 2.2. Instrument Overview KCl reservoir Flow sensor Temperature sensor (cable) Flow regulating valve pH sensor Sample inlet Flow cell AMI Transmitter A-96.250.761 / 161017...

  • Page 13: Technical Data

    AMI INSPECTOR pH Product Description 2.3. Technical Data Power Supply Battery Use original, supplied power adapter only. Voltage: 85–265 VAC, 50/60 Hz Power consumption: max. 20 VA Charging Time: ~ 6h Battery type: Li-Ion During charging protect from heat impact and keep splash-proof (not IP66).

  • Page 14: Installation

    AMI INSPECTOR pH Installation Installation 3.1. Installation Checklist  Instrument’s specification must conform to your AC power Check ratings. See External power adapter, p.  Check if the battery is fully charged.  Connect sample inlet and outlet to the flow cell.

  • Page 15: Connecting Sample Inlet And Outlet

    AMI INSPECTOR pH Installation 3.2. Connecting Sample Inlet and Outlet 3.2.1 Swagelok Fitting Stainless Steel at Sample Inlet Preparation Cut the tube to length and deburr it. The tube must be straight and free from blemishes for approximately 1,5 x tube diameter from the end.

  • Page 16: Install Swansensor Ph Si

    Install Swansensor pH SI The pH electrode SI is packed separately and protected with a cap filled with KCl. After the AMI INSPECTOR pH has been installed and connected to the sample line, install the pH electrode SI as fol-...
  • Page 17 AMI INSPECTOR pH Installation Install the Electrode Syringe (KCl reservoir) Electrode Connector cap Flow cell block QV-Flow KCl supply tube Protective cap Connector Calibration vessel 1 Carefully remove the protective cap [G] from the electrode tip.  Turn it clockwise only.

  • Page 18: Temperature Sensor

    AMI INSPECTOR pH Installation Plunger Holder Punch hole KCl supply tube 1 Fill the KCl supply tube [D] of the electrode completely with electrolyte.  Ensure that no air bubbles remain in the tube. 2 Fill the syringe completely with electrolyte by pulling the plunger just below the punch hole [B].

  • Page 19: Electrical Connections

    AMI INSPECTOR pH Installation 3.5. Electrical Connections WARNING Always turn off DC power before manipulating electric parts. Make sure the power specification of the wall mount adapter corresponds to the power on site. Cable In order to comply with IP66, use the following cable thicknesses thicknesses PG 9 cable gland: cable Ø...

  • Page 20: Connection Diagram

    AMI INSPECTOR pH Installation 3.5.1 Connection Diagram CAUTION Use only the terminals shown in this diagram, and only for the mentioned purpose. Use of any other terminals will cause short circuits with possible corresponding consequences to material and personnel. A-96.250.761 / 161017...

  • Page 21: Power Supply

    AMI INSPECTOR pH Installation 3.5.2 Power Supply Contrary to all other Swan online process monitors the AMI IN- SPECTOR transmitter is supplied with power by battery only. The rechargeable battery (Li-Ion) enables a stand-alone operation for at least 24 hours.
  • Page 22 AMI INSPECTOR pH Installation External  Universal input range 85 - 265 VAC power adapter  Continuous short circuit protection  Over voltage protection  LED indicator for power on  2-pin AC inlet (IEC 320-C8) for detachable country-specific power...

  • Page 23: Relay Contacts

    AMI INSPECTOR pH Installation 3.6. Relay Contacts Programming of the relay contacts see 5.3 Relay Contacts, p. 3.6.1 Input NOTICE: Use only potential-free (dry) contacts. Terminals 13/14 If signal output is set to hold, measurement is interrupted if input is active.

  • Page 24: Relay 1 And 2

    AMI INSPECTOR pH Installation 3.6.3 Relay 1 and 2 NOTICE: For resistive loads only; do not use with capacitive or inductive loads. Max. load 100 mA/50 VAC. For programming see Menu Installation 5.3.2/3, p. Terminals Description Relay connection 6/7: Relay 1 Inactive (opened) during normal operation and loss of power.

  • Page 25: Instrument Setup

    AMI INSPECTOR pH Instrument Setup Instrument Setup 4.1. Establish Sample Flow 1 Open sample flow tap. 2 Wait until the flow cell is completely filled. 3 Switch on power. 4.2. Programming Programming Set all necessary sensor parameters in menu 5.1 Installation/Sen- sors, further information see 5.1 Sensors, S.
  • Page 26 AMI INSPECTOR pH Instrument Setup Set Buffer Please note that this list is only valid for Swan buffers. If you use different buffers please ask the manufacturer. Values The temperature curves for the buffer solutions for:  Standard 1 = pH7 ...

  • Page 27: Operation

    AMI INSPECTOR pH Operation Operation 5.1. Keys Exit Enter to exit a menu or command (rejecting any changes) to move back to the previous menu level to move DOWN in a menu list and to decrease digits to move UP in a menu list and to increase digits...

  • Page 28: Display

    AMI INSPECTOR pH Operation 5.2. Display 15:20:18 8.45 6.5 l/h 24.8°C normal operation HOLD input closed or cal delay: Instrument on hold (shows status of signal outputs). input closed: control/limit is interrupted (shows status of signal outputs). ERROR Error Fatal Error...

  • Page 29: Software Structure

    AMI INSPECTOR pH Operation 5.3. Software Structure Main Menu Messages Diagnostics Maintenance Operation Installation Menu Messages 1 Messages Reveals pending errors as well as an event history Pending Errors (time and state of events that have occurred at an Message List earlier point of time).

  • Page 30: Changing Parameters And Values

    AMI INSPECTOR pH Operation 5.4. Changing Parameters and values Changing The following example shows how to change the logger interval: parameters 1 Select the parameter you want to Sensors Logger 5.1.2 4.4.1 change. Sensor type FOME Log interval 30 min 2 Press <Enter>...

  • Page 31: Maintenance

    AMI INSPECTOR pH Maintenance Maintenance 6.1. Maintenance Table Swansensor pH SI Weekly Check level in syringe. If necessary refill. Monthly Calibrate electrode. Quarterly Open cap of reference electrode slightly and let flow out 5 ml of electrolyte. Fasten cap hand-tight.
  • Page 32 AMI INSPECTOR pH Maintenance Connector Union screw Electrode Flow cell block Clean 1 If necessary wipe the electrode shaft and the green tip cautious- ly with a soft, clean, and damp paper tissue. pH Electrode 2 Remove grease with a tissue moistened with alcohol.

  • Page 33: Calibration

    AMI INSPECTOR pH Maintenance 6.4. Calibration Process The process calibration is based on a comparative measurement of the on-line instrument with a calibrated comparative electrode. Per- pH Calibration form a valid manual measurement with the calibrated comparative electrode. Then compare the measuring value with the on-line in- strument and if necessary, enter the correct measuring value in the menu <Maintenance/Electrode 1/2/Process Cal.>...
  • Page 34 AMI INSPECTOR pH Maintenance Process Use a Chematest 25 photometer (or equivalent) to determine the sample pH value. Calibration pH NOTICE: Make sure your reference instrument is calibrated correctly! Calibration 3.1.1 Maintenance Process pH Calibration Calibration Enter Standard pH Simulation Set Time 01.01.05 16:30:00...

  • Page 35: Quality Assurance Of The Instrument

    Further a manual, menu driven inspection procedure can be carried out using a certified reference instrument. Running at the same sampling point as an inspection equipment, the AMI Inspector pH verifies the measuring results. After enabling the quality assurance procedure by defining the quality assurance level, the instrument reminds the user periodically to run the procedure and results are stored in a history for review.

  • Page 36: Activate Swan Quality Assurance Procedure

    5 Completion of the measurement, p. 48 NOTICE: The procedure should only be carried out through qualified personnel. Materials / Inspection equipment:  Reference instrument: AMI Inspector pH  Two tubes made of FEP 6.5.1 Activate SWAN Quality assurance procedure Enable quality assurance procedure at each instrument by select- ing the quality level in menu 5.1.2.1 Quality Assurance [Installa-...

  • Page 37: Pre-Test

    If alarms occur frequently remove cause before starting the procedure. 6.5.3 Connect instruments The AMI Inspector pH sample inlet is equipped with a serto fitting for stainless steel pipes. To connect the sample stream to the AMI Inspector pH proceed according to chapter Serto Fitting Stainless Steel, S.
  • Page 38 Use the supplied tube, made of FEP. 3 Connect sample outlet of the reference instrument AMI IN- SPECTOR pH to the sample outlet funnel of the monitor. 4 Switch on AMI INSPECTOR pH. Open the flow regulating valve and regulate the sample flow. A-96.250.761 / 161017...

  • Page 39: Carry Out Comparison Measurement

    AMI INSPECTOR pH Maintenance 6.5.4 Carry out comparison measurement The comparison measurement is menu driven. Start by selecting Quality assurance in menu 3.4 of the monitor AMI pH-Redox. NOTICE: Temperature compensation is automatically deactivated during comparison measurement. 1 Carry out pre test preparations.

  • Page 40: Completion Of The Measurement

    2 Close flow regulating valve of the AMI Inspector pH. 3 Disconnect the AMI Inspector pH by removing the tubes and connect the sample outlet of the Monitor AMI pH-Redox to the sample outlet funnel again.

  • Page 41: Replacing Fuses

    AMI INSPECTOR pH Maintenance 6.6. Replacing Fuses WARNING External Voltage. External supplied devices connected to relay 1 or 2 or to the alarm relay can cause electrical shocks.  Make sure that the devices connected to the following con- tacts are disconnected from the power before resuming in- stallation.

  • Page 42: Replacing The Battery

    AMI INSPECTOR pH Maintenance 6.7. Replacing the Battery Battery Battery plug Ribbon cable 1 Switch the AMI Inspector off. 2 If connected, disconnect the power adapter from the power jack. 3 Open the transmitter housing. 4 Pull out the ribbon cable [C] from the mainboard.

  • Page 43: Longer Stop Of Operation

    AMI INSPECTOR pH Maintenance 6.8. Longer Stop of Operation 1 Stop sample flow. 2 Shut off power of the instrument. 3 Unscrew and remove the connector from the electrode. 4 Put the connector cap on it. 5 Remove the electrode from the flow cell and rinse it well with clean water.

  • Page 44: Error List

    AMI INSPECTOR pH Error List Error List Error Non-fatal Error. Indicates an alarm if a programmed value is ex- ceeded. Such Errors are marked E0xx (bold and black). Fatal Error (blinking symbol) Control of dosing devices is interrupted. The indicated measured values are possibly incorrect.
  • Page 45 AMI INSPECTOR pH Error List Error Description Corrective action – check process E001 Alarm high – check programmed value, see 5.3.1.1.1, S. 59 – check process E002 Alarm low – check programmed value, see 5.3.1.1.26, S. 59 – check process E007 Sample Temp.
  • Page 46 AMI INSPECTOR pH Error List Error Description Corrective action – call service E026 IC LM75 – call service E030 EEProm Frontend – call service E031 Cal. Recout – call service E032 Wrong Frontend – none, normal status E033 Power-on – none, normal status...

  • Page 47: Program Overview

    AMI INSPECTOR pH Program Overview Program Overview For explanations about each parameter of the menus see Program List and Explanations, S. 50  Menu 1 Messages informs about pending errors and mainte- nance tasks and shows the error history. Password protection possible.

  • Page 48: Diagnostics (Main Menu 2)

    AMI INSPECTOR pH Program Overview 8.2. Diagnostics (Main Menu 2) Identification Desig. AMI pH/Redox * Menu numbers 2.1* Version V6.00-10/15 Factory Test Instrument 2.1.3.1* 2.1.3* Motherboard Front End Operating Time Years / Days / Hours / Minutes / Seconds 2.1.4.1* 2.1.4*...

  • Page 49: Maintenance (Main Menu 3)

    AMI INSPECTOR pH Program Overview 8.3. Maintenance (Main Menu 3) Calibration Process pH Process pH 3.1.1.4* * Menu numbers 3.1* 3.1.1* Standard pH Standard pH 3.1.2.5* 3.1.2* Simulation Alarm Relay 3.2.1* 3.2* Relay 1 3.2.2* Relay 2 3.2.3* Signal Output 3 3.2.4*...

  • Page 50: Installation (Main Menu 5)

    AMI INSPECTOR pH Program Overview 8.5. Installation (Main Menu 5) Sensors Flow Flow measurement 5.1.1.1* * Menu numbers 5.1* 5.1.1* Parameter Type of sensor 5.1.2.1* 5.1.2* Sensor Check 5.1.2.2* Temperature Temp. Sensor 5.1.3.1* 5.1.3* Default Temp. 5.1.3.21* Temp. Compensation Comp.
  • Page 51 AMI INSPECTOR pH Program Overview Miscellaneous Language 5.4.1* 5.4* Set defaults 5.4.2* Load Firmware 5.4.3* Password Messages 5.4.4.1* 5.4.4* Maintenance 5.4.4.2* Operation 5.4.4.3* Installation 5.4.4.4* Sample ID 5.4.5* Interface Protocol 5.5.1* (only with RS485 5.5* Device Address 5.5.21* interface) Baud Rate 5.5.31*...

  • Page 52: Program List And Explanations

    AMI INSPECTOR pH Program List and Explanations Program List and Explanations 1 Messages 1.1 Pending Errors 1.1.5 Provides the list of active errors with their status (active, acknowledged). If an active error is acknowledged, the alarm relay is active again. Cleared errors are moved to the Message list.
  • Page 53 AMI INSPECTOR pH Program List and Explanations 2.3 Sample If <Flow measurement> = None and <Temp. Sensor> = no 2.3.301 Sample ID: Shows the assigned sample identification. This identification is defined by the user to identify the location of the sample Temperature: Shows the predefined comp.

  • Page 54: Maintenance

    AMI INSPECTOR pH Program List and Explanations 3 Maintenance 3.1 Calibration 3.1.1 Process pH/Redox: The process calibration is based on a com- parative measurement of the current electrode with a calibrated comparative electrode. See Calibration, p. 3.1.1.4 Current Value: Shows the measuring value of the current electrode.

  • Page 55: Operation

    AMI INSPECTOR pH Program List and Explanations 4 Operation 4.1 Sensors 4.1.1 Filter Time Constant: Used to damp noisy signals. The higher the filter time constant, the slower the system reacts to changes of the measured value. Range: 5–300 Sec 4.1.2...

  • Page 56: Installation

    AMI INSPECTOR pH Program List and Explanations 5 Installation 5.1 Sensors 5.1.1 Flow 5.1.1.1 Flow measurement: Select the type of flow sensor if a flow sensor is installed. Possible flow sensors: None; Q-Flow; deltaT 5.1.2 Parameters: 5.1.2.1 Type of Sensor: Set the type of installed sensor.
  • Page 57 AMI INSPECTOR pH Program List and Explanations 5.2 Signal Outputs 5.2.1 Signal Output 3 (signal outputs 1 and 2 are deactivated) 5.2.1.1 Parameter: Assign one of the process values to the signal output. Available values:  Meas. Value  Temperature ...
  • Page 58 AMI INSPECTOR pH Program List and Explanations As process The process value can be represented in 3 ways: linear, bilinear or logarithmic. See graphs below. values [mA] 0 / 4 linear X Measured value bilinear [mA] 0 / 4 1’000 10’000...
  • Page 59 AMI INSPECTOR pH Program List and Explanations As control Signal outputs can be used for driving control units. We distinguish different kinds of controls: output  P-controller: The controller action is proportional to the devia- tion from the setpoint. The controller is characterized by the P-Band.
  • Page 60 AMI INSPECTOR pH Program List and Explanations If Control upwards or Control downwards is active 5.2.1.43 Control Parameters Setpoint: User-defined process value (Measured value or flow) P-Band: Range below (upwards control) or above (downwards control) the set-point, within the dosing intensity is reduced from 100% to 0% to reach the set-point without overshooting.
  • Page 61 AMI INSPECTOR pH Program List and Explanations 5.3 Relay Contacts 5.3.1 Alarm Relay: The alarm relay is used as cumulative error indicator. Under normal operating conditions the contact is active. The contact is inactive at:  Power loss  Detection of system faults like defective sensors or electronic parts ...
  • Page 62 AMI INSPECTOR pH Program List and Explanations 5.3.1.2 Sample Flow: Define at which sample flow a flow alarm should be issued. 5.3.1.2.1 Flow Alarm: Program if the alarm relay should be activated if there is a flow alarm. Choose between yes or no. The flow alarm will always be indicated in the display, pending error list, saved in the message list and the logger.
  • Page 63 AMI INSPECTOR pH Program List and Explanations 5.3.2/3 Relay 1 and 2: The function of relay contacts 1 or 2 are defined by the user NOTICE: The navigation in the menu <Relay 1> and <Relay 2> is equal. For reason of simplicity only the menu numbers of Relay 1 are used in the following.
  • Page 64 AMI INSPECTOR pH Program List and Explanations 5.3.2.1 Function = Control upwards or downwards: The relays may be used to drive control units such as solenoid valves, membrane dosing pumps or motor valves. When driving a motor valve both relays are needed, relay 1 to open and relay 2 to close the valve.
  • Page 65 AMI INSPECTOR pH Program List and Explanations 5.3.2.32.31 Control Parameters Range for each Parameter same as 5.2.1.43, p. 58 5.3.2.32.1 Actuator = Motor valve Dosing is controlled by the position of a motor driven mixing valve. 5.3.2.32.22 Run time: Time needed to open a completely closed valve Range: 5–300 Sec.
  • Page 66 AMI INSPECTOR pH Program List and Explanations 5.3.2.7 Output/Control: Select operating mode of the controller output: Cont.: Controller continues normally. Hold: Controller continues based on the last valid value. Off: Controller is switched off. 5.3.2.24 daily The relay contact can be activated daily, at any time of a day.
  • Page 67 AMI INSPECTOR pH Program List and Explanations 5.3.2.1 Function = Fieldbus: The relay will be switched via the Profibus input. No further param- eters are needed. 5.3.4 Input: The functions of the relays and signal outputs can be de- fined depending on the position of the input contact, i.e. no function, closed or open.
  • Page 68 AMI INSPECTOR pH Program List and Explanations 5.4 Miscellaneous 5.4.1 Language: Set the desired language. Available settings: German/English/French/Spanish 5.4.2 Set defaults: Reset the instrument to factory default values in three different ways:  Calibration: Sets calibration values back to default. All other values are kept in memory.
  • Page 69 AMI INSPECTOR pH Program List and Explanations 5.5 Interface Select one of the following communication protocols. Depending on your selection, different parameters must be defined. 5.5.1 Protocol: Profibus 5.5.20 Device address: Range: 0–126 5.5.30 ID-Nr.: Range: Analyzer; Manufacturer; Multivariable 5.5.40...

  • Page 70: Material Safety Data Sheets

    AMI INSPECTOR pH Material Safety Data sheets Material Safety Data sheets 10.1. Reagents Catalogue No.: A-85.112.300 Product name: Calibration Solution pH 4 Catalogue No.: A-85.113.300 Product name: Calibration Solution pH 7 Catalogue No.: A-85.114.300 Product name: Calibration Solution pH 9 Catalogue No.:...

  • Page 71: Default Values

    AMI INSPECTOR pH Default Values Default Values Operation: Sensors: Filter Time Const.: ..............30 Sec Hold after Cal.:..............300 Sec Alarm Relay ..............same as in Installation Relay 1 / 2 ..............same as in Installation Input ..............same as in Installation Logger: Logger Interval:..............
  • Page 72 AMI INSPECTOR pH Default Values Relay 1/2 Function: ................limit upper Parameter: ..............Meas. Value Setpoint:............. 14.00 pH/1500 mV Hysteresis: ............... 0.10 pH/10 mV Delay:..................30 Sec If Function = Control upw. or dnw: Parameter: ..............Meas. Value Settings: Actuator: ............Frequency Settings: Pulse Frequency: ..........
  • Page 73 AMI INSPECTOR pH Default Values Miscellaneous Language:................English Set default: ................... no Load firmware:................no Password:............for all modes 0000 Sample ID:............... - - - - - - - - Interface Protocol: ................USB Stick A-96.250.761 / 161017...

  • Page 74: Index

    AMI INSPECTOR pH Index Index ..Alarm Relay pH and the ORP electrodes ..Installation ..pH Measuring Principle ..

  • Page 75: Notes

    AMI INSPECTOR pH Notes Notes A-96.250.761 / 161017...
  • Page 76 AMI INSPECTOR pH SWAN is represented worldwide by subsidiary companies and distributors. cooperates with independent representatives all over the world. SWAN Products Analytical Instruments for: High Purity Water Feedwater, Steam and Condensate Potable Water Pool and Sanitary Water Cooling Water...

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