1. Manuals
  2. Brands
  3. Knick Manuals
  4. Measuring Instruments
  5. Stratos Pro A2 Oxy Series
  6. User manual

Knick Stratos Pro A2 Oxy Series User Manual

Oxygen measurement
Hide thumbs Also See for Stratos Pro A2 Oxy Series:
Table of Contents

Advertisement

Quick Links

Download this manual
User Manual
Betriebsanleitung
Stratos®Pro
Aktuelle Produktinformation: www.knick.de
Latest Product Information: www.knick.de
Stratos Pro A2.. Oxy
Oxygen Measurement
Stratos Pro A2... pH
English
deutsch
Betriebsanleitung
Aktuelle Produktinformation:
www.knick.de
The Art of Measuring.
A2... PH
II 1G Ex ia IIC T3/T4/T6
14163 Berlin
14163 Berlin
SE 706X/1-NMSN
SE 706X/2-NMS
14163 Berlin
BVS 10 ATEX E0
BVS 10 ATEX E089 X
II 1G Ex ia IIC T
SE 706X/1-NM
II 1G Ex ia IIC T3/T4/T6
BVS 10 ATEX E
14163 Berlin
II 1G Ex ia IIC
SE 706X/2-NMSN
14163 Berlin
SE 706X/2-NM
BVS 10 ATEX E089 X
II 1G Ex ia IIC T3/T4/T6
BVS 10 ATEX E
II 1G Ex ia IIC

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the Stratos Pro A2 Oxy Series and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Knick Stratos Pro A2 Oxy Series

Summary of Contents for Knick Stratos Pro A2 Oxy Series

  • Page 1 II 1G Ex ia IIC Stratos Pro A2.. Oxy Oxygen Measurement User Manual Betriebsanleitung Stratos Pro A2... pH Stratos®Pro English deutsch A2... PH Betriebsanleitung x ia IIC T3/T4/T6 ATEX E 089 X Aktuelle Produktinformation: Aktuelle Produktinformation: www.knick.de Latest Product Information: www.knick.de www.knick.de...

  • Page 2: About This Manual

    About This Manual. Return of products Please contact our Service Team before returning a defective device. Ship the cleaned device to the address you have been given. If the device has been in contact with process fluids, it must be de- contaminated/disinfected before shipment.

  • Page 3: Documents Supplied

    Installation and first steps: • Operation • Menu structure • Calibration • Error messages and recommended actions Specific Test Report Electronic Documentation Manuals + Software Ex Devices: Control Drawings EU Declarations of Conformity Up-to date documentation available on our website: www.knick.de...

  • Page 4: Table Of Contents

    Contents Documents Supplied ..............3 Introduction ..................7 Intended Use ..................7 Safety Information ...............10 Overview of Stratos Pro A2... OXY ..........11 Assembly ..................12 Package Contents ................12 Mounting Plan, Dimensions ............13 Pipe Mounting, Protective Hood ..........14 Panel Mounting ..................15 Installation ..................16 Installation Instructions ..............16 Rating Plates / Terminal Assignments ........16 Wiring of Stratos Pro A2...
  • Page 5 Contents Current Output 1 ................54 Current Output 2 ................62 Correction .....................64 CONTROL Input ..................66 Alarm Settings ..................72 Time and Date ..................74 Measuring Points (TAG/GROUP) ..........74 Digital Sensors ................76 Memosens Sensors: Calibration and Maintenance in the Lab ........76 Memosens Sensors: Configuring the Device ......77 Replacing a Sensor ................78 Calibration ..................80 Selecting a Calibration Mode ............81...
  • Page 6 Contents Index .....................116 Trademarks ..................123 Passcodes ..................124...

  • Page 7: Introduction

    – it allows simple replacement of the sensor cable without opening the device. Sensors The device has been designed for amperometric sensors, e.g. Knick SE 704 / SE 705 / SE 706 / SE 707 and for ISM sensors. (It can be easily retrofitted for Memosens sensors.)
  • Page 8 Introduction Display Plain-text messages in a large, backlit LC display allow intuitive operation. You can specify which values are to be displayed in standard measuring mode (“Main Display”, see page 25). Color-coded user interface The colored display backlighting signals different operating states (e.g.

  • Page 9: Control Inputs

    Introduction Introduction Control inputs I input Current Input + The analog (0) 4 ... 20 mA current input can be used for external pressure compensa- Input – input tion (TAN required). See page 60. HOLD HOLD + HOLD (floating digital control input) HOLD –...

  • Page 10: Safety Information

    Safety Information Safety Information Be sure to read and observe the following instructions! The device has been manufactured using state of the art technology and it complies with applicable safety regulations. When operating the device, certain conditions may nevertheless lead to danger for the operator or damage to the device.

  • Page 11: Overview Of Stratos Pro A2

    Overview Overview of Stratos Pro A2... OXY Output 1 input Output 2 RS 485 Current Current Input input HOLD input Control input...

  • Page 12: Assembly

    Assembly Package Contents Check the shipment for transport damage and completeness! The package should contain: • Front unit, rear unit, bag containing small parts • Specific test report • Documentation (cf p. 3) Fig.: Assembling the enclosure 1) Jumper (3 x) 6) Sealing insert (1 x) 2) Washer (1 x), for conduit 7) Rubber reducer (1 x)

  • Page 13: Mounting Plan, Dimensions

    Assembly Mounting Plan, Dimensions 1) Cable gland (3 x) 2) Knockouts for cable gland or ½” conduit, 21.5 mm dia. (2 knockouts) Conduit couplings not included! 3) Knockout for pipe mounting (4 x) 4) Knockout for wall mounting (2 x) Fig.: Mounting plan (All dimensions in mm!)

  • Page 14: Pipe Mounting, Protective Hood

    Assembly Pipe Mounting, Protective Hood ø40...ø60 1) Hose clamp with worm gear drive to DIN 3017 (2 x) 2) Pipe-mount plate (1 x) 3) For vertical or horizontal posts or pipes 4) Self-tapping screw (4 x) Fig.: Pipe-mount kit, accessory ZU 0274 (All dimensions in mm!) Fig.: Protective hood for wall and pipe mounting, accessory ZU 0737 (All dimensions in mm!)

  • Page 15: Panel Mounting

    Assembly Panel Mounting < 30 1) Circumferential sealing (1 x) 2) Screws (4 x) 3) Position of control panel 4) Span piece (4 x) 5) Threaded sleeve (4 x) Cutout 138 x 138 mm (DIN 43700) 1...22 Fig.: Panel-mount kit, accessory ZU 0738 (All dimensions in mm!)

  • Page 16: Installation

    Installation Installation Instructions • Installation of the device must be carried out by trained experts in accordance with this user manual and as per applicable local and national codes. • Be sure to observe the technical specifications and input ratings during installation! •...

  • Page 17: Wiring Of Stratos Pro A2

    Installation Wiring of Stratos Pro A2... OXY Sensor connection MK-OXY module Areas for placing the screwdriver to pull out the terminals HART Terminal row 1 Terminal row 2 Fig.: MK-OXY module terminal assignments Note: When a Memosens sensor is to be con- nected to the RS-485 interface (terminals 1...4), you must remove...

  • Page 18: Wiring Examples

    Wiring Examples Example 1: Measuring task: Oxygen STANDARD Sensors (example): “10“ (e.g. SE 706, InPro 6800) Cable (example): VP 6 ZU 0313 (Knick) Jumper! VP 6...
  • Page 19 Wiring Examples Example 2: Measuring task: Oxygen TRACES (TAN required) Sensors (example): “01“ (e.g. SE 707, InPro 6900) Cable (example): VP6 ZU 0313 (Knick) Jumper! VP 6...
  • Page 20 Wiring Examples Example 3: Measuring task: Oxygen SUBTRACES (TAN required) Sensors (example): “001“ (e.g. SE 708, InPro 6950) Cable (example): VP6 ZU 0313 (Knick) jumper! VP 6...

  • Page 21: User Interface, Keypad

    User Interface, Keypad MEMO SENS 1 Display 2 Keypad 3 Rating plate (enclosure bottom) Function • Return to last menu level • Directly to measuring mode (press > 2 s) • Measuring mode: other display • Retrieve information • Show error messages •...

  • Page 22: Display

    Display MEMO SENS 1 Temperature 13 Info available 2 Sensocheck 14 Hold mode active 3 Interval/response time 15 Main display 4 Sensor data 16 Secondary display 5 Not used 17 Proceed using enter 6 Limit message: 18 ISM sensor Limit 1 or Limit 2 19 Diagnostics 7 Alarm...

  • Page 23: Measuring Mode

    Measuring Mode After the operating voltage has been connected, the analyzer auto- matically goes to “Measuring“ mode. To call the measuring mode from another operating mode (e.g. Diagnostics, Service): Hold meas key depressed (> 2 s). Sensoface indicator Active (sensor status) parameter set (configuration) Time...

  • Page 24: Selecting The Mode / Entering Values

    Selecting the Mode / Entering Values To select the operating mode: 1) Hold meas key depressed (> 2 s) (directly to measuring mode) 2) Press menu key: the selection menu appears 3) Select operating mode using left / right arrow key 4) Press enter to confirm the selected mode Selection menu Selected mode...

  • Page 25: Display In Measuring Mode

    Display in Measuring Mode The MAIN DISPLAY is the display which is shown in measuring mode. To call the measuring mode from any other mode, hold the meas key depressed for at least 2 sec. meas key enter key By pressing meas briefly you can step through further displays such as tag number (TAG) or flow (L/h).

  • Page 26: Color-Coded User Interface

    Color-Coded User Interface The color-coded user interface guarantees increased operating safety. Operating modes are clearly signaled. The normal measuring mode is white. Information text appears on a green screen and the diagnostic menu appears on turquoise. The orange HOLD mode (e.g. during calibration) is quickly visible as is the magenta screen which indicates asset management messages for predictive diagnostics –...

  • Page 27: Operating Modes

    Operating Modes Diagnostics Display of calibration data, display of sensor data, performing a device self-test, viewing the logbook entries, display of hardware/software ver- sions of the individual components. The logbook can store 100 events (00...99). They can be displayed directly on the device. The logbook can be extended to 200 entries using a TAN (Option).

  • Page 28: Menu Structure Of Modes And Functions

    Menu Structure of Modes and Functions Meas. mode TAG display CLK display (main display selectable) after 60 s after 60 s Pressing the menu key (down arrow) opens the selection menu. Select the menu group using the left/right arrow keys. Pressing enter opens a menu item.

  • Page 29: Hold Mode

    HOLD Mode The HOLD mode is a safety state during configuration and calibration. Output current is frozen (LAST) or set to a fixed value (FIX). The HOLD mode is indicated by orange display backlighting. HOLD mode, display icon: Output signal response •...

  • Page 30: Alarm

    Alarm External activation of HOLD The HOLD mode can be activated from outside by sending a signal to the HOLD input (e.g. from the process control system). Power supply HOLD 12...24 V AC/DC input Process control system HOLD inactive 0...2 V AC/DC HOLD active 10...30 V AC/DC Manual activation of HOLD...

  • Page 31: Alarm And Hold Messages

    Alarm and HOLD Messages Message Released by Cause Alarm Sensocheck Polarization / Cable (22 mA) Error Messages Flow (CONTROL input) HOLD via menu or input Configuration Calibration Service Generating a message via the CONTROL input (min. flow / max. flow) The CONTROL input can be used for parameter set selection or for flow measurement (pulse principle), depending on its assignment in the “Configuration”...

  • Page 32: Configuration

    Configuration Menu Structure of Configuration The device provides 2 parameter sets “A“ and “B“. By switching between the param- eter sets you can adapt the device to different measurement situations, for example. Parameter set “B“ only permits setting of process-related parameters. The configuration steps are assigned to different menu groups.
  • Page 33 Configuration Parameter set A/B: configurable menu groups The device provides 2 parameter sets “A“ and “B“. By switching between the param- eter sets you can adapt the device to different measurement situations, for example. Parameter set “B“ only permits setting of process-related parameters. Menu group Parameter set A Parameter set B...

  • Page 34: Manual Switchover Of Parameter Sets A/B

    Configuration Manual Switchover of Parameter Sets A/B Display Action Remark To switch between Manual selection of parameter sets must have parameter sets: been preset in CONFIG Press meas. mode. Default setting is a fixed parameter set A. Wrong settings change the measurement properties! PARSET blinks in the...
  • Page 35 Configuration Configuration Choices Default Sensor (SENSOR) (Select text line) (requires “Traces“ Option) MEAS MODE dO % dO % dO mg/l dO ppm GAS % -400...–1000 mV (0000...–1000 mV for traces) MEMBR. COMP. 00.50...03.00 01.00 RTD TYPE 22 NTC 22 NTC 30 NTC TEMP UNIT °C / °F...
  • Page 36 Configuration Configuration Choices Default Output 1 (OUT1, no trace measurement) OT1: CHANNEL OXY/TMP OXY dO % BEGIN 4mA 000.0...600.0 % 000.0 % END 20 mA 0.000...600.0 % 600.0 % OXY dO BEGIN 4mA 00.00...99.99 mg/l mg/l END 20 mA 00.00...99.99 mg/l OXY dO BEGIN 4mA 00.00...99.99 ppm...
  • Page 37 Configuration Configuration Choices Default Output 1 (OUT1) Trace measurement, sensor type 01, TAN required OT1: CHANNEL OXY/TMP OXY dO % BEGIN 4mA 000.0...150.0 % 000.0 % END 20 mA 000.0...150.0 % 150.0 % OXY dO BEGIN 4mA 0000 µg/l...20.00 mg/l mg/l END 20 mA 0000 µg/l...20.00 mg/l...
  • Page 38 Configuration Configuration Choices Default Output 1 (OUT1) Trace measurement, sensor type 001, TAN required OT1: CHANNEL OXY/TMP OXY dO % BEGIN 4mA 000.0...150.0 % 000.0 % END 20 mA 000.0...150.0 % 150.0 % OXY dO BEGIN 4mA 000.0 μg/l... 20.00 mg/l mg/l END 20 mA 000.0 μg/l...
  • Page 39 Configuration Configuration Choices Default Output 2 (OUT2) ... other steps like output 1 Salinity or pressure compensation (CORRECTION) Control input (CNTR_IN) 12000 0 ... 20000 pulses/liter pulses/liter Alarm (ALARM) *) only displayed if enabled **) Hysteresis fixed at 5% of threshold value...
  • Page 40 Configuration Configuration Choices Default Parameter set (PARSET) Select fixed parameter set (A) PARSET FIX A/ PARSET FIX A or switch between A/B via CNTR INPUT / (fixed parameter control input or manually in MANUAL set A) measuring mode Real-time clock (CLOCK) CLK: FORMAT 24 h / 12 h...
  • Page 41 Configuration Two complete parameter sets are stored in the EEPROM. As delivered, the two sets are identical but can be edited. Note: Fill in your configuration data on the following pages or use them as original for copy.

  • Page 42: Configuration (Template For Copy)

    Configuration (Template for Copy) Parameter Parameter set A Parameter set B SNS: Sensor type SNS: Measuring mode SNS: Voltage polarization SNS: MEMBR. COMP. SNS: RTD type SNS: Temperature unit SNS: Calibration mode SNS: Calibration timer SNS: Calibration cycle SNS: CIP counter SNS: SIP counter SNS: Autoclaving counter SNS: CHECK TAG...
  • Page 43 Configuration (Template for Copy) Parameter Parameter set A Parameter set B OT2: HOLD mode OT2: HOLD FIX current COR: Salinity (ppt) COR: Pressure unit (BAR, KPA, PSI) COR: Pressure (MAN/EXT) COR: Ext. current input (Option) IN: Parameter set A/B or flow IN: (Flow meter) Adjusting pulses/liter ALA: Delay...

  • Page 44: Sensor

    Configuration Sensor Select: Measuring mode, sensor type analog/digital, polarization voltage, membrane compensation, temp probe type 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using , press enter. 4) Select SENSOR menu using  keys, press enter.
  • Page 45 Configuration Menu item Action Choices Select sensor type STANDARD 10 Typ Select sensor type using  keys. TRACES 01 Typ analog/digital SUBTRACES 001 Typ Press enter to confirm. MEMOSENS Select measuring dO %, Select measuring mode using  keys. dO mg/l mode dO ppm Measurement in liquids...
  • Page 46 Configuration Sensor Select: Temperature unit, medium: water/air, calibration timer 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using , press enter. 4) Select SENSOR menu using  keys, press enter. 5) All items of this menu group are indicated by the “SNS:”...
  • Page 47 Configuration Menu item Action Choices Temperature unit °C Select temperature unit using  keys. °F Press enter to confirm. Medium: air/water CAL_AIR Select calibration medium using  keys. CAL_WTR AIR: Air as cal medium WTR: Air-saturated water as cal medium Press enter to confirm.
  • Page 48 Configuration Sensor Adjust: CIP cleaning cycles, SIP sterilization cycles 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using , press enter. 4) Select SENSOR menu using  keys, press enter. 5) All items of this menu group are indicated by the “SNS:”...
  • Page 49 Configuration Menu item Action Choices CIP counter OFF/ON Adjust CIP counter using  keys: OFF: No counter ON: Fixed cleaning cycle (adjust in the next step) Press enter to confirm. CIP cycles Only with CIP COUNT ON: 0...9999 CYC (0000 CYC) Enter max.
  • Page 50 Configuration Sensor Adjust: Autoclaving counter 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using  keys, press enter. 4) Select SENSOR menu using  keys, press enter. 5) All items of this menu group are indicated by the “SNS:”...
  • Page 51 Configuration Autoclaving Counter After reaching a specified limit value the autoclaving counter gen- erates a Sensoface message. As soon as the counter has reached the specified value, Sensoface is getting “sad”. Pressing the info key shows the text “AUTOCLAVE CYCLES OVERRUN” which reminds you that the maximum number of autoclaving cycles has been reached.

  • Page 52: Sensor Verification (Tag, Group)

    Configuration Memosens Sensor Sensor Verification (TAG, GROUP) 1) Press menu key. 2) Select CONF using , press enter. 3) Select parameter set using  keys, press enter. 4) Select SENSOR menu using  keys, press enter. 5) All items of this menu group are indicated by the “SNS:” code.
  • Page 53 Configuration Menu item Action Choices Select ON or OFF using ON/OFF  keys. Press enter to confirm. When switched on, the entry for “TAG” in the Memosens sensor is com- pared to the entry in the analyzer. If the entries differ, a mes- sage will be generated.

  • Page 54: Current Output 1

    Configuration Current Output 1 Output current range, current start, current end 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using  keys, press enter. 4) Select OUT1 menu using  keys, press enter. 5) All items of this menu group are indicated by the “OT1:”...
  • Page 55 Configuration Menu item Action Choices Process variable OXY/TMP Select using  keys: OXY: Oxy value TMP: Temperature Press enter to confirm. Current start, Modify digit using 000.0...0600% (OXY, Sensor 10)  keys, current end select next digit using 0.000...0150%  keys. (OXY, Sensor 01, 001 and Traces option) Press enter to confirm.
  • Page 56 Configuration Current Output 1 Adjusting the time interval of the output filter 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using  keys, press enter. 4) Select OUT1 menu using  keys, press enter.
  • Page 57 Configuration Menu item Action Choices Time averaging filter 0...120 SEC Enter value using  (0000 SEC)  keys. Press enter to confirm. Time averaging filter To smoothen the current output, a low-pass filter with adjustable filter time constant can be switched on. When there is a jump at the input (100 %), the output level is at 63 % after the time interval has been reached.
  • Page 58 Configuration Current Output 1 Output current for error message or Sensoface alert 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using , press enter. 4) Select OUT1 menu using  keys, press enter. 5) All items of this menu group are indicated by the “OT1:”...
  • Page 59 Configuration Menu item Action Choices Output current for In the case of an error ON/OFF (FAIL), the current output is error message (FAIL) set to 22 mA. Select ON or OFF using  keys. Press enter to confirm. Output current for In the case of a Sensoface ON/OFF alert (FACE), the current...
  • Page 60 Configuration Current Output 1 Output current during HOLD 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using  keys, press enter. 4) Select OUT1 menu using  keys, press enter. 5) All items of this menu group are indicated by the “OT1:”...
  • Page 61 Configuration Menu item Action Choices Output current LAST/FIX LAST: During HOLD the last measured value is during HOLD maintained at the output. FIX: During HOLD a value (to be entered) is main- tained at the output. Select using  Press enter to confirm. Output current for Only with FIX selected: 00.00...22.00 mA...

  • Page 62: Current Output 2

    Configuration Current Output 2 Process variable. Current start. Current end ... 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using  keys, press enter. 4) Select OUT2 menu using  keys, press enter.
  • Page 63 Configuration Menu item Action Choices Process variable OXY/TMP Select using  keys: OXY: Oxy value TMP: Temperature Press enter to confirm. All the following adjustments are made as for current output 1 (see there)!

  • Page 64: Correction

    Configuration Correction Salinity correction, pressure correction, current input 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using  keys, press enter. 4) Select CORRECTION menu using  keys, press enter. 5) All items of this menu group are indicated by the “COR:”...
  • Page 65 Configuration Menu item Action Choices Enter salinity Enter salinity of the 00.00...45.00 ppt process medium. Enter value using   keys. Press enter to confirm. Enter pressure unit Bar/kPa/PSI Select desired pressure unit using  keys. Press enter to confirm. Enter pressure MAN / EXT Select desired procedure...

  • Page 66: Control Input

    Configuration CONTROL Input Parameter set selection via external signal 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using , press enter. 4) Select CNTR_IN menu using  keys, press enter. 5) All items of this menu group are indicated by the “IN:”...
  • Page 67 Configuration Menu item Action Choices Select function of Select using  keys. Press enter to confirm. CONTROL input (selecting parameter set A/B via signal at CONTROL input) External switchover of parameter sets The parameter set A/B can be activated from outside by sending a signal to the CONTROL input (e.g.

  • Page 68: Flow Measurement

    Configuration CONTROL Input Flow measurement 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using  keys, press enter. 4) Select CNTR_IN menu using  keys, press enter. 5) All items of this menu group are indicated by the “IN:”...
  • Page 69 Configuration Menu item Action Choices Select function of PARSET Select using  keys. (selecting parameter Press enter to confirm. CONTROL input set A/B via signal at CONTROL input) Flow (for connecting a pulse- output flow meter) Adjust to flow meter: With “Flow”...

  • Page 70: Alarm Settings

    Configuration Alarm Settings Alarm delay, Sensocheck 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using  keys, press enter. 4) Select ALARM menu using  keys, press enter. 5) All items of this menu group are indicated by the “ALA:”...
  • Page 71 Configuration Menu item Action Choices Alarm delay Enter alarm delay using 0...600 SEC (010 SEC)   keys. Press enter to confirm. Sensocheck Select Sensocheck (con- ON/OFF tinuous monitoring of sensor membrane and lines). Select ON or OFF using  keys. Press enter to confirm.
  • Page 72 Configuration Alarm Settings CONTROL input (FLOW MIN, FLOW MAX) 1) Press menu key. 2) Select CONF using  keys, press enter. 3) Select parameter set using  keys, press enter. 4) Select ALARM menu using  keys, press enter. 5) All items of this menu group are indicated by the “ALA:”...
  • Page 73 Configuration Menu item Action Choices CONTROL input The CONTROL input can generate an alarm when assigned to FLOW (flow monitoring) in the CONF menu: FLOW CNTR Flow measurement: allows monitoring the minimum and maximum flow (pulse counter) Alarm Specify value Default: 05.00 liters/h Minimum flow FLOW MIN...

  • Page 74: Time And Date

    Configuration Time and Date Measuring Points (TAG/GROUP) 1) Press menu key. 2) Select CONF using , press enter. 3) Select parameter set A using  keys, press enter. 4) Select CLOCK or TAG using  keys, press enter. 5) All items of this menu group are indicated by the “CLK:”...
  • Page 75 Configuration Time and Date Control of the calibration and cleaning cycles is based on the time and date of the integrated real-time clock. In measuring mode the time is shown in the lower display. When using digital sensors, the calibration data is written in the sensor head. In addition, the logbook entries (cf Diagnostics) are provided with a time stamp.

  • Page 76: Digital Sensors

    Settings and Currently connected sensor: specifications Sensor type, manufacturer, order code and serial number Sensor type: Oxygen Order code: SE 715/1-MS Manufacturer: KNICK Serial number: 1029852 Function selection StartCenter Calibration Table View History Statistics pH Buffer (The selected function is highlighted.)

  • Page 77: Memosens Sensors: Configuring The Device

    Calibration history of several sensors function) or “Advanced“ (with sensor database) version: www.knick.de History: Load diagrams of the sensors Memosens Sensors: Configuring the Device The sensor type is selected during Configuration. The device only switches to measuring mode when the connected sensor corresponds to the type configured (Sensoface is friendly): Otherwise, an error message is released.

  • Page 78: Replacing A Sensor

    Digital Sensors Connecting a Digital Sensor Step Action/Display Remark Connect sensor Before a digital sensor is connected, the error message “No sensor“ is displayed. Wait until the The hourglass in the display blinks. sensor data are displayed. Check sensor Display color changes to green.
  • Page 79 Digital Sensors Step Action/Display Remark Press menu key to call Select HOLD Now the device is in HOLD mode. The HOLD mode can also mode the selection menu, be activated externally via the select HOLD using the HOLD input. During HOLD the keys, press enter output current is frozen at its last to confirm.

  • Page 80: Calibration

    Calibration Calibration adapts the device to the individual sensor characteristics. It is always recommended to calibrate in air. Compared to water, air is a calibration medium which is easy to handle, stable, and thus safe. In the most cases, however, the sensor must be removed for a calibration in air.

  • Page 81: Selecting A Calibration Mode

    Selecting a Calibration Mode Calibration is used to adapt the device to the individual sensor characteristics, namely zero and slope. Access to calibration can be protected with a passcode (SERVICE menu). First, you open the calibration menu and select the calibration mode: CAL_WTR / Calibration in air-saturated water / air...

  • Page 82: Zero Calibration

    Zero calibration Zero Calibration The sensor models SE 704, SE 705, SE 706, SE 707 and InPro6000 have very low zero currents. Therefore, a zero calibration is only recom- mended for measurement of oxygen traces. When a zero calibration is performed, the sensor should remain for at least 10 to 30 minutes in the calibration medium in order to obtain stable, non-drifting values.
  • Page 83 Zero Calibration Display Action Remark Select calibration, proceed by pressing enter Ready for calibration. Display (3 sec) Hourglass blinks. Now the device is in Place sensor in oxygen- HOLD mode. free medium Upper display line: Zero current. Press enter to save this value or correct using arrow keys and then save by pressing enter.

  • Page 84: Product Calibration

    Product calibration Product Calibration Calibration with sampling During product calibration the sensor remains in the process. The measurement process is only interrupted briefly. Procedure: During sampling the currently measured value is stored in the device. The device immediately returns to measuring mode. The cal mode indicator blinks and reminds you that calibration has not been termi- nated.
  • Page 85 Product Calibration Display Action Remark The device returns to From the blinking measuring mode. CAL mode indicator you see that product calibration has not been terminated. Product calibration Display (3 sec) step 2: Now the device is in When the sample value HOLD mode.

  • Page 86: Slope Calibration (Medium: Water)

    Slope Calibration (Medium: Water) (air-saturated) Display Action Remark Select calibration “CAL WATER“ or (SLOPE). Immerse “CAL AIR“ is selected sensor in cal medium, in the configuration. start by pressing enter Default: 1.000 bar Enter cal pressure Unit bar/kpa/PSI Press enter to proceed. Drift check: Display of: Device goes to Sensor current (nA)

  • Page 87: Slope Calibration (Medium: Air)

    Slope Calibration (Medium: Air) Display Action Remark Select calibration. “CAL WATER“ or Place sensor in air, “CAL AIR“ is selected press enter to start. in the configuration. Device goes to HOLD mode. Enter relative humidity Default for relative using arrow keys humidity in air: rH = 50% Press enter to proceed.

  • Page 88: Temp Probe Adjustment

    Temp probe adjustment Temp Probe Adjustment Display Action Remark Select temp adjust- Wrong settings ment. change the Press enter to proceed. measurement properties! Measure the tem- Display (3 sec) perature of the process Now the device is in medium using an exter- HOLD mode.

  • Page 89: Measurement

    Measurement Display Remark From the configuration or calibration menus, you can switch the device to measuring mode by pressing the meas key. (Waiting time for signal stabilization approx. 8 sec). In the measuring mode the main display or AM/PM and °F: shows the configured process variable (Oxy [%] or temperature), the secondary display shows the time and the second configured...

  • Page 90: Diagnostics

    Diagnostics (DIAG) Diagnostics In the Diagnostics mode you can access the following menus without interrupting the measurement: CALDATA viewing the calibration data SENSOR viewing the sensor data SELFTEST starting a device self-test LOGBOOK viewing the logbook entries MONITOR displaying currently measured values VERSION displaying device type, software version, serial number Access to diagnostics can be protected with a passcode...
  • Page 91 Diagnostics Display Menu item Displaying the calibration data Select CALDATA using, confirm by pressing enter. Use the keys to select the desired parameter from the bottom line of the display: The selected parameter is shown in the main display. Press meas to return to measurement. Displaying the sensor data For analog sensors, the type is displayed, for digital sensors, the manufacturer, type,...

  • Page 92: Device Self-Test

    Diagnostics Display Menu item Device self-test (To abort, you can press meas.) 1) Display test: Display of all segments with changing background colors (white/green/red). Press enter to proceed. 2) RAM test: Hourglass blinks, then display of --PASS-- or --FAIL-- Press enter to proceed. 3) EEPROM test: Hourglass blinks, then display of --PASS-- or --FAIL-- Press enter to proceed.
  • Page 93 Diagnostics Display Menu item Displaying the logbook entries Select LOGBOOK using, press enter to confirm. Using the  keys, you can scroll backwards and forwards through the logbook (entries -00-...-99-), -00- being the last entry. If the display is set to date/time, you can search for a particular date using the ...
  • Page 94 Diagnostics Display Menu item Displaying the currently measured values (sensor monitor) Select MONITOR using, press enter to confirm. Use the keys to select the desired param- eter from the bottom line of the display: (for digital sensors in addi- Display example: tion: The selected parameter is shown in the main display.

  • Page 95: Service

    Service In the Service mode you can access the following menus: MONITOR displaying currently measured values SENSOR displaying the sensor data, with MEMOSENS also resetting the sensor wear counter after replacement of electrolyte/membrane, incrementing the autoclaving counter OUT1 testing current output 1 OUT2 testing current output 2 CODES...
  • Page 96 Service Menu item Remark Displaying currently measured values (sensor monitor) with HOLD mode activated: Select MONITOR using, press enter to confirm. Select variable in the bottom text line using. The selected parameter is shown in the upper display line. As the device is in HOLD mode, you can perform validations using simulators without influencing the signal outputs.
  • Page 97 Service Menu item Remark Assigning passcodes: In the “SERVICE - CODES“ menu you can assign pass- codes to DIAG, HOLD, CAL, CONF and SERVICE modes (Service preset to 5555). When you have lost the Service passcode, you have to request an “Ambulance TAN“ from the manufac- turer specifying the serial number of your device.

  • Page 98: Operating States

    Operating states A Operating States Operating status Measuring DIAG 60 s CAL_ZERO Zero point CAL_SLOPE Slope P_CAL Product calibration S1 P_CAL Product calibration S2 CAL_RTD Temp adjustment CONF_A ParSet A CONF_B ParSet B SERVICE MONITOR SERVICE OUT 1 SERVICE OUT 2 SERVICE CODES SERVICE DEFAULT SERVICE OPTION...
  • Page 99 A2...X: Supply Units and Connection Recommended Power Supply Units: Order No.: Repeater power supply, Ex, 90...253 V AC, WG 21 A7 output 4...20 mA Repeater power supply, Ex, 90...253 V AC, WG 21 A7 Opt. 470 HART, output 4...20 mA Repeater power supply, Ex, 24 V AC/DC, WG 21 A7 Opt.

  • Page 100: Product Line And Accessories

    Product Line and Accessories Order Code Stratos Pro A 2... Example 2-wire / 4-20 mA B,C,E Communication Without (HART retrofittable via TAN) 0 Version number Version Approvals General Safety ATEX / IECEx Zone 2 ATEX / IECEx / FM / CSA Zone 1 / Cl 1 Div 1 Measuring channel Memosens pH / Redox digital...

  • Page 101: Specifications

    Specifications Standard Sensors: SE 706, SE 707, InPro 6800, Oxyferm, Memosens Input range Meas. current 0 ... 600 nA Resolution 10 pA Measurement error < 0.5% meas. val. + 0.05 nA + 0.005 nA/K Operating modes Measurement in gases Measurement in liquids Display ranges Saturation 0.0 ...
  • Page 102 Specifications Ranges with trace sensors “001“ Saturation (TAN SW-A004) 0.000 ... 150.0 % (–10 ... +80 °C / +14 ... +176 °F) Concentration 000.0 ... 9999 µg/l / 10.00 ... 20.00 mg/l (–10 ... +80 °C / +14 ... +176 °F) (Dissolved oxygen) 000.0 ...
  • Page 103 Specifications Temperature input NTC 22 kΩ / NTC 30 kΩ 2-wire connection, adjustable Measuring range -20.0 ... +150.0 °C / -4 ... +302 °F Adjustment range 10 K Resolution 0.1 °C / 0.1 °F 2,3,4) < 0.5 K (< 1 K at > 100 °C) Measurement error ISM input “One wire“...
  • Page 104 Specifications I input (TAN) Current input 0/4 ... 20 mA / 50 Ω for external pressure compensation Start/end of scale Configurable 0 ... 9.999 bar Characteristic Linear Measurement error 1.3) < 1% current value + 0.1 mA HOLD input Galvanically separated (optocoupler) Function Switches device to HOLD mode Switching voltage...
  • Page 105 Specifications Output 2 Current loop, 4 ... 20 mA, floating, protected against inverse polarity Supply voltage 14 ... 30 V Process variable * Saturation, concentration, salinity or temperature Characteristic Linear Overrange * 22 mA in the case of error messages Output filter * filter, time constant 0 ...
  • Page 106 Assigning passcodes for menu access Factory setting Resetting all parameters to factory setting Enabling optionally available additional functions Explosion protection See Control Drawing or www.knick.de (A2**B/X) Data retention Parameters, calibration data, logbook > 10 years (EEPROM) EN 61326-1 (General Requirements)
  • Page 107 Specifications Enclosure Molded enclosure made of glass-reinforced PBT, PC Mounting Wall, pipe/post or panel mounting Color Gray, RAL 7001 Ingress protection IP 67, NEMA 4X Flammability UL 94 V-0 Dimensions 148 mm x 148 mm Control panel cutout 138 mm x 138 mm to DIN 43 700 Weight Approx.

  • Page 108: Error Handling

    Error Handling Alarm condition: • The display backlighting turns red • The alarm icon is displayed • The complete measured-value display blinks • “ERR xxx“ is displayed in the lower menu line Press the [info] key to view a short error text: •...

  • Page 109: Error Messages

    Error Messages Info text Problem (is displayed in case of Error Possible causes fault when the Info key is pressed) ERR 99 Error in factory settings DEVICE FAILURE EEPROM or RAM defective This error message only occurs in the case of a total defect. The device must be repaired and recalibrated at the factory.
  • Page 110 Error Messages Info text Problem (is displayed in case of Error Possible causes fault when the Info key is pressed) ERR 05 Error in cal data * CAL DATA ERR 11 Display range violation RANGE DO SATURATION SAT saturation CONC concentraton or GAS volume concentration ERR 12 Measuring range of...
  • Page 111 Error Messages Info text Problem Error (is displayed in case of fault Possible causes when the Info key is pressed) ERR 72 FLOW TOO LOW Flow too low ERR 73 FLOW TOO HIGH Flow too high ERR 105 INVALID SPAN I-INPUT I-Input configuration error...

  • Page 112: Sensoface

    Sensoface (Sensocheck must have been activated during configuration.) The smiley in the display (Sensoface) alerts to sensor problems (defective sensor, sensor wear, defective cable, maintenance request). The permitted calibration ranges and the conditions for a friendly, neutral, or sad Sensoface are summarized in the following table.

  • Page 113: Display Problem

    Sensoface Display Problem Status Zero and Zero and slope of the sensor slope are still okay. The sensor should be replaced soon. Zero and/or slope of the sensor have reached values which no longer ensure prop- er calibration. Replace sensor. Calibration Over 80 % of the calibration timer...
  • Page 114 Sensoface Display Problem Status Sensor wear Wear is over 80%. (for digital Check electrolyte and sensors only) membrane. Wear is at 100%. Check electrolyte and mem- brane, replace if required. Note: Reset the wear counter in the SERVICE - SENSOR menu when you have replaced the membrane or electrolyte.

  • Page 115: Fda 21 Cfr Part 11

    FDA 21 CFR Part 11 Conformity with FDA 21 CFR Part 11 In their directive “Title 21 Code of Federal Regulations, 21 CFR Part 11, Electronic Records; Electronic Signatures“ the American health agency FDA (Food and Drug Administration) regulates the production and processing of electronic documents for pharmaceutical devel- opment and production.
  • Page 116 Index Access code assignment 97 Access codes, table 124 Accessories 100 Activating an option 97 Alarm 30 Alarm and HOLD messages 31 Alarm delay 70 Alarm settings, CONTROL input 72 Ambulance TAN 97 Application in hazardous locations 10 Assembly 12 Audit Trail 115 Autoclaving counter: configuration 50 Autoclaving counter: description 51...
  • Page 117 Index Configuration, current output 2 62 Configuration, general 27 Configuration, individual settings 41 Configuration, measuring point 74 Configuration, menu groups 33 Configuration, menu structure 32 Configuration, output current during HOLD 60 Configuration, output current for error message or Sensoface 58 Configuration, overview 35 Configuration, Sensocheck 70 Configuration, sensor 44...
  • Page 118 Index Diagnostics, version 94 Dimensions 13 Display 22 Display backlighting 22 Display data in Diagnostics mode 90 Display test 92 Disposal 2 Documentation 3 EEPROM test 92 Electronic Signature 115 Enabling an option 97 Enclosure 13 Enclosure components 12 Entering values 24 Error handling 108 Error messages 109 EU Declarations of Conformity 3...
  • Page 119 Index Info text 109 Installation 16 Intended use 7 Keypad 21 Logbook, diagnostics 93 Manual pressure input 64 Measured values, display 94 Measuring mode 89 Measuring mode, overview 23 Measuring mode selection 44 Measuring points (TAG/GROUP) 75 Measuring range 55 Membrane compensation 44 MemoSuite software for calibrating Memosens sensors 76 Menu structure 28...
  • Page 120 Index Output current, specify value 96 Output filter: setting a time interval 56 Output signal during HOLD 29 Output signal during HOLD, configuration 61 Overview 7 Package contents 12 Package contents, documentation 3 Panel mounting 15 Parameter error 108 Parameter set A/B 33 Parameter set A/B, display 89 Parameter set A/B, individual settings 42 Parameter set selection via external signal 66...
  • Page 121 Index Safety information 10 Safety instructions 3 Salinity, entering 64 Selection menu 24 Sensocheck 112 Sensocheck, configuration 71 Sensoface 112 Sensoface alerts 59 Sensoface, troubleshooting 108 Sensor connection, assignments 17 Sensor connections, examples 18 Sensor data, display 91 Sensor defect 113 Sensor monitor (diagnostics) 94 Sensor monitor (Service) 96 Sensor type, analog/digital 44...
  • Page 122 Index Solution Ground - and Memosens 76 Specifications 101 Specific test report 3 Start-up 10 Sterilization cycles: configuration 48 Supply units 99 Switchover of parameter sets A/B 34 Tag number, display 89 TAG (point of measurement) 75 TAN input 97 TAN options, activation 97 TAN options, overview 100 Technical data 101...
  • Page 123 InPro® is a registered trademark of Mettler-Toledo AG. ISM® is a registered trademark of Mettler-Toledo AG. Memosens® is a registered trademark of Endress+Hauser Conducta GmbH and Knick Elektronische Messgeräte GmbH & Co. KG. HART® is a registered trademark of the HART Communication Foundation.
  • Page 124 Calibration (CAL) Configuration (CONF) Knick Elektronische Messgeräte GmbH & Co. KG Beuckestraße 22 14163 Berlin Germany Phone: +49 30 80191-0 Fax: +49 30 80191-200 Web: www.knick.de Email: info@knick.de Stratos Pro A2.. Oxy: Oxygen Measurement 090822 TA-212.145-KNE04 20170831 Software version: 3.x...

This manual is also suitable for:

Stratos pro a201 oxy

Table of Contents