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Oko CO2-UNIT-BL Manual

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CO2-UNIT-BL
Gas Controller
Manual
IST1140_REV02
SV 2.3.8.2
1

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Summary of Contents for Oko CO2-UNIT-BL

  • Page 1 CO2-UNIT-BL Gas Controller Manual IST1140_REV02 SV 2.3.8.2...

  • Page 2: Table Of Contents

    SAFETY NOTES ..................................5 SUPPLIED EQUIPMENT ................................7 NOT SUPPLIED EQUIPMENT ..............................7 OPTIONAL EQUIPMENT ................................. 8 EQUIPMENT DESCRIPTION ..............................9 INSTALLATION ..................................11 CO2-UNIT-BL. I ..............................11 NSTALLATION GUIDE CO2-UNIT-BL. S ...................... 14 ET UP THE SYSTEM AND URN THE CO2-UNIT-BL ....................

  • Page 3: Preface

    0-18%. It connects to any Bold Line T controller and can be operated through the same intuitive touch screen interface, OKO-TOUCH. The CO2-UNIT-BL features a long life Non Dispersive InfraRed (NDIR) dual wave length detector to ensure a high accuracy on CO2 concentration and a flow rate sensor to regulate output flow rate.

  • Page 4: Symbol Description

    Symbol description This paragraph describes the symbols used in the manual and on the product label. Symbols used in this manual The following symbols identify important information to note: CAUTION or WARNING: this symbol warns you about the risk of electrical shock. CAUTION or WARNING or IMPORTANT: this symbol warns you of circumstances or practices that can affect the functionality of the instrument.

  • Page 5: Safety Notes

    Safety Notes In order to achieve maximum performance and to ensure proper operation of your new equipment, please read carefully the following safety notes and the instructions. If you have any question, please contact Okolab. − The equipment must only be used as intended and as described in this Manual. −...
  • Page 6 − VENTILATION, unit should be situated so that its location or position does not interfere with proper ventilation. Neither the gas mixer nor stream destinations should be in poorly ventilated areas. − Unit should be situated away from heat sources such as open flames, radiators, heat registers, stoves, or other appliances or processes that produce heat.

  • Page 7: Supplied Equipment

    CO2 Controller input port. 5. PTFE filter (x2). One to be installed on the rear of the Unit and one spare replacement. 6. RS232 Serial cable (x1). To connect the touch screen interface (OKO-TOUCH) to the CO2-UNIT-BL. 7. 24V-DC Power Adapter (x1).

  • Page 8: Optional Equipment

    4mm ID silicon transparent tube 0.5 m long and then connected to 6 mm OD rigid tube (0.5 m long). Use the TUBE B to connect the OKO-AIR-PUMP-BL to the port labeled “Air In” on the rear panel of the CO2 Controller.

  • Page 9: Equipment Description

    HM-ACTIVE Figure 3. CO2 UNIT BL, OKO AIR PUMP and HM ACTIVE • DATA LOG (Optional-to be purchased separately). Software used to log, view, and store data from PC. It may be used to change parameters of the controllers via PC. Data can be exported in .xlsx format.
  • Page 10 8. OKO-AIR-PUMP-BL connector. Leave unplugged if the system is not equipped with OKO-AIR-PUMP-BL 9. HM-ACTIVE connector. To connect the HM-ACTIVE active humidity controller 10. GPIO (General Purpose Input Output) connector 11. USB connector 12. Air Push to fit Input Connector for 6 mm O.D. rigid tubing carrying air from air source 13.

  • Page 11: Installation

    1. Install the pressure Gauge for the CO2 line between the CO2 tank and the CO2-UNIT-BL. Follow the arrow on the rear of the Pressure Gauge for the correct Gas In-Out (See Figure 6).
  • Page 12 It is connected with two 4 I.D. mm silicon tubes with the “Filter In” and “Filter Out” connectors on the rear panel of the CO2-UNIT-BL (see Figure 9 and pointer 1 and 2 in Figure 5).
  • Page 13 Air Tanks connections to the back panel of the CO2 Controller Tip ► If you have ordered OKO-AIR-PUMP-BL, you have to connect TUBE B (see par.6 Figure 2) between the Air Pump and the connector labeled “Air” on the rear panel of the CO2 Controller (see Figure 12).

  • Page 14: Co2-Unit-Bl. Set Up The System And Turn The Unit On

    2. Check that all the cables are properly installed as described in the previous paragraph. 3. To switch the CO2 Controller on use the power button on OKO-TOUCH. The led on the front of the CO2 Controller will turn green.

  • Page 15: How To Assemble Co2-Unit-Bl With A Temperature Unit

    How to assemble CO2-UNIT-BL with a Temperature Unit CO2-UNIT-BL can be used as a stand-alone device or in combination with any one of the Bold Line Microscope Incubator. Figure 14 shows how to assemble CO2-UNIT-BL, for example, with a H301-T UNIT-BL- PLUS.

  • Page 16: User Interface

    10. Product info. Press here to know generic info about CO UNIT BL and running time Tip ►The OKO-TOUCH is pre-set at a 5% CO concentration hence when you witch it on the system will start operating to reach this set-point value.

  • Page 17: Controller Status: Colours Led And Meaning

    The RED color indicates that there is a problem with the unit itself (for example the sensor is broken). The system is on alarm. Turn the system off, wait for 5 minutes, and turn it back on. If the color is still red, contact Okolab at www.oko-lab.com for support. Controller Status: ALARM...

  • Page 18: Settings

    Press the icon to set which Air source you are using (see Figure 19 a). If this is an external Air tank or compressed Air line (Compressed Air) or if you are instead using the OKO-AIR-PUMP-BL (Air Pump) (See Figure 19 b).

  • Page 19: Calibrations

    To connect the air pump (OKO-AIR-PUMP-BL) to the CO2 Controller, see Figure 12. In the case you are using OKO-AIR-PUMP-BL please note that it can be turned on/off only via the Touch Screen interface (OKO-TOUCH). Thus, it is essential that you hereby set the correct Air source.

  • Page 20: Offset (With Exthernal Meter)

    1. Disconnect the blue tubing inserted into the “Gas Output” port. Remove it by keeping the black ring of this connector pushed in; you should feel no resistance in pulling this tubing out. If you do make sure you are properly pushing in the black ring. CO2-UNIT-BL Output Gas External Gas Meter Tubing not supplied Figure 24.
  • Page 21 2. Connect the external Gas meter as shown above (see Figure 24). The Gas Meter will read same gas levels that are going into the Top Stage Incubator. 3. Wait until the external Gas meter steadily reads CO value; this may take 10-15 minutes. 4.

  • Page 22: Sensors (With Calibration Gas)

    Tank. Before starting the instrument calibration, make sure you have the Gas Tank connected to the port labeled “Air Input” on the rear panel of the CO2-UNIT-BL, then press the Sensors . At this point several options are available ( see Figure icon 28 b).

  • Page 23: View

    9.2.1.2.2.1 View Press on View icon to visualize the latest calibration. Figure 29.View Sensor calibration status 9.2.1.2.2.2 Span Settings Press on Span Settings icon to access to the span gas settings (see Figure 30 a) and insert the exact gas composition of your span gas tank (see Figure 30 b). Figure 30.

  • Page 24: Start Span

    9.2.1.2.2.4 Start Span Press the Start Span icon and the controller will perform a new Gas Calibration for the CO2 using a span gas (see Figure 32 a). After clicking, a pop-out message will appear, warning about the pause of the control during the calibration routine (see Figure 32 b).

  • Page 25: Factory Reset

    Figure 34. Start Zero calibration (a – b) After clicking “OK” (see Figure 35 Figure 34 b), the controller will ask for connecting N2 at 1.4 barg to the Air Input, located on the rear panel of the CO CONTROLLER (see Figure 35 a), the Zero Calibration will start after pressing “OK”...

  • Page 26: Flowrates

    In this working mode three dots will appear in Homepage instead of CO % current value and the indicator will turn yellow. When using the OKO-AIR-PUMP-BL as Air Source, the maximum flowrate value you can set is 0.4 l/min.

  • Page 27: Gas Cycles

    9.2.1.4 Gas cycles This function allows switching between two different CO concentrations. Press the Gas cycle icon set a gas concentration cycle (see Figure 39 a). Figure 39. CO % Cycles Subpage (a – b) You can decide whether setting a new gas cycle (“New”, as shown in Figure 39 b) or load a previously saved one (“Load”).
  • Page 28 Figure 41. Cycle Summary and Configuration Saving (a – b) 5. Schedule the time for the gas cycle to start (see Figure 42). Figure 42. Cycle Start. The cycle will start at the time set. A concentration cycling icon will be displayed on the Homepage as a reminder (Figure 43).

  • Page 29: Status

    The TTL is a digital input for our Units and has only two values: High and Low. The setpoint values for High TTL value and for Low TTL value can be set using OKO-TOUCH, via GPIO connector. When TTL Control is enabled, the user cannot change the setpoint using the dialog in the main page. In...

  • Page 30: Touch Screen Configuration

    Figure 46. Digital input (a – b) 9.2.2 Touch Screen configuration Press on Settings icon to enter the Settings menu, as shown in the Figure 47(a). To enter in the Touch Screen configuration menu, press on the icon , as shown in Figure 47(b). Figure 47.Touch screen settings (a –...

  • Page 31: Touch Screen Brightness

    Figure 48. Touch Options (a – b) Tip ► Recommended value for the chart history length is 60 or 120 minutes. To change the touch sound frequency press and slide your finger along the setting bar indicated with Sound frequency, then press Save, see Figure 48 b. Note ►...

  • Page 32: Date & Time

    Figure 50. Visual Effects (a – b) Top LED Settings The Top LED settings allows you to when the Top LED should be illuminated: if you select Never, the Top LED will never illuminate, if you select On Alarm, the Top LED will illuminate only when the CO UNIT BL is in Alarm Status (see paragraph 9.1.2), if you select Always, the Top LED will always illuminate.

  • Page 33: Alarms

    9.2.2.5 Alarms UNIT BL also allows activating visual and audible alarms. To set the alarms specifications, press on the Alarms icon ; see Figure 52(a) then follow the indications below: 1. Click on the Gas icon to set the gas deviations for a period of time then the system triggers on Alarms, as you see in the Figure 52 b.

  • Page 34: Data Logging

    A simple routine allows downloading data to USB drive or to PC. In order to log and then download the logged data, connect a USB drive (not supplied) to OKO-TOUCH, using MINI-USB-OTG cable (provided), as shown in Figure 54.
  • Page 35 Figure 56. Logging. (a) How to enter in the logging menu; (b) logging in internal memory Figure 57. How to access the Logging page from the Homepage 3. Press on the icon to insert the Time Interval i.e. the frequency with which you want to record a data point, as shown in Figure 58.
  • Page 36 Then press Save, see Figure 59(b). Tip ►With the selections as in Figure 58 and in Figure 59, the data will be downloaded on the USB drive as shown in Figure 60. Figure 59. Data Logging. How to define the suffix for the downloaded files (a – b) Figure 60.
  • Page 37 Figure 63. Logging on USB flash drive. (a) USB drive selection; (b) Reminder to connect the USB drive In this case, OKO-TOUCH warns you that a USB drive must be connected to the USB port, see Figure 63(b), and will store the data on the USB drive.

  • Page 38: Overview

    Press the icon to access the Info Page, as shown in Figure 67. This page contains the information related to the OKO-TOUCH (as shown in Figure 68 a) and to the CO2 UNIT BL version (as shown in Figure 68 b ).
  • Page 39 Figure 67. Info page selection Figure 68. Info page OKO-Touch and CO2 UNIT BL (a – b). Tip ►Please have this information handy when contacting Okolab for support...

  • Page 40: Cleaning & Maintenance

    Cleaning & Maintenance Cleaning Please, follow the instructions below to clean the CO2 UNIT BL: − Use a polishing cloth or dry cloth to wipe off dust and dirt. − Before cleaning the unit, pull out the main plug. − Liquids should not be entered inside the CO2 UNIT BL.

  • Page 41: Support

    To contact one of our engineers please see below, write to support@oko-lab.com or contact us through the live chat on www.oko-lab.com. You can request a remote support session anytime, also via video chat. − Contact our technical support (sibillo@oko-lab.com) by e-mail to take an appointment for the web assistance.

  • Page 42: Technical Specifications

    Sensor: 10 year-life, Non Dispersive InfraRed (NDIR) dual wave length detector Recommended Calibration Interval: 1 year Input Gas , Air Total Flow rate 0.0-1.0 L/min (0.4 L/min max with OKO-AIR-PUMP-BL) Operating Temperature 0°C ~ +55°C (23°C suggested) Storage Temperature -5°C ~ +60°C...

  • Page 43: Troubleshooting

    Open regulators Make sure you’ve attached the PTFE filter on No CO /Air arrives to the incubating Missing connection the back of the CO2-UNIT-BL. Pinter 1 and 2 chamber in paragraph 7. The current CO value is far from CO...
  • Page 44 Figure 1. CO2 UNIT BL and OKO TOUCH - components ..............................7 Figure 2. CO2 UNIT BL with OKO AIR PUMP BL ..................................8 Figure 3. CO2 UNIT BL, OKO AIR PUMP and HM ACTIVE ..............................9 Figure 4. DATA LOG software.......................................... 9 Figure 5.
  • Page 45 Figure 66. Display modalities. (a) Icon Mode; (b) Glance Mode ..........................38 Figure 67. Info page selection ........................................39 Figure 68. Info page OKO-Touch and CO2 UNIT BL (a – b)............................39 Figure 69. QR code for commercial info contact ................................. 41...

  • Page 46: Manual Revision Table

    Manual Revision Table Revision Number Additions or changes Date Edited March 2017 Replaced some images May 2018 Review layout June 2018 Equipment correction May 2019 Cleaning & Maintenance January 2020 IST 1140-REV 02 SV: 3.12.3.3048...
  • Page 47 WARRANTY Okolab S.r.l. warrants the “CO2-UNIT-BL” to be free of defects in materials and workmanship for a period of one year starting from invoice date. If the unit malfunctions, it must be returned to the factory for evaluation. If the equipment has to be returned to the factory, please ensure that is carefully and properly packed. Okolab S.r.l.

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