LANDTEC BIOGAS 3000 Operating Manual
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LANDTEC BIOGAS 3000 Operating Manual

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OPERATING MANUAL

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  • Page 1 OPERATING MANUAL...
  • Page 2 OMBG3000 – Iss.A © Copyright 2016 –...

  • Page 3: Table Of Contents

    BG3K1 ....................20 3.5.2 BG3K2 ....................20 3.5.3 BG3K3 ....................21 3.5.4 BG3K4 ....................22 3.5.5 BG3KD ....................23 3.5.6 BG3KE ....................23 BIOGAS 3000 Internal Components ............. 25 BIOGAS 3000 Module Features ............27 © Copyright 2016 OMBG3000 – Rev1...
  • Page 4 Storage of the System and Module ............. 32 4.1.4 Ventilation Requirements ..............33 External Customer Connections ............33 Mounting the Enclosure ..............34 Connecting the Gas Lines to the BIOGAS 3000 ........36 4.4.1 Gas Sample Lines ................. 36 4.4.2 Process Return ..................37 4.4.3...
  • Page 5 4.11 4-20mA Outputs .................. 57 4.11.1 General Information ................57 4.11.2 Wiring the BIOGAS 3000 to a Current Sinking Input ......58 4.11.3 4-20mA Scaling ..................60 4.12 Relays ....................61 4.13 Profibus Digital Output ................ 63 4.13.1 Configuration of the Profibus Module ..........63 4.13.2...
  • Page 6 Deleting a Mix ..................125 6.3.3 Edit O in Fresh Air Mix ..............126 Connecting a Gas Bottle to the BIOGAS 3000 ........128 Gas Check and Calibration ..............131 Status Icons ..................133 6.6.1 Post Gas Check .................. 133 6.6.2...
  • Page 7 Performing the Pressure Test ............152 Cleaning and Decontamination ............158 Service ....................159 General ....................159 Service Notifications ................159 Replacement BIOGAS 3000 Module for Service – Hot Swap ..... 160 Problem Solving ................163 Fault Detection .................. 163 9.1.1 Non-Critical Faults ................163 9.1.2...
  • Page 8 BIOGAS 3000 Warranty Terms and Conditions ........176 WEEE Compliance ................179 Declaration of Conformity ......Error! Bookmark not defined. Glossary of Terms ................180 OMBG3000 – Iss.01 © Copyright 2016...

  • Page 9: Manual Guidelines

    Operating Manual Manual guidelines Manual guidelines Safety symbol Information in this manual that may affect the safety of users and others is in the following format: Warning Warning text will be placed here. Failure to follow this information may result in physical injury that in some cases could be fatal, cause damage to the equipment or to the environment, or invalidate the certification of the equipment.

  • Page 10: Safety Information

    Safety information Safety instructions Warning The BIOGAS 3000 comes with a guard that covers all accessible components with mains power. This guard must only be removed when power to the system is isolated. Failure to isolate the supply could result in an electric shock.
  • Page 11  Repair and maintenance of this equipment should be carried out in accordance with the applicable code of practice and this operating manual.  Only LANDTEC approved components are to be used as replacement parts.  If the equipment is likely to be exposed to aggressive substances (e.g.

  • Page 12: Atex And Iecex Certification

    2.2.1 Marking In reference to European ATEX Directive 2014/34/EU and the IECEx International Certification Scheme, the BIOGAS 3000 has been certified according to the following designation: II 3G Ex nA nC IIA T1 Gc (-20°C ≤ Ta ≤ +50°C)

  • Page 13: Instructions Specific To Hazardous Area Installations

    Operating Manual Safety information Nameplate 1 - BIOGAS 3000 markings 2.2.2 Instructions Specific to Hazardous Area Installations 1) The equipment may be used in zones 2 with flammable gases and vapors with apparatus groups IIA and with temperature classes T1.
  • Page 14 Operating Manual Safety information 6) The equipment contains no user-replaceable parts and is not intended to be repaired by the user. Repair of the equipment is to be carried out by the manufacturer, or their approved agents, in accordance with the applicable code of practice.

  • Page 15: Entity Parameters

    20°C to 50°C (-4⁰F to 122⁰F) with the use of the approved heater.  The BIOGAS 3000 is designed for use outdoors and has an IP65 rating.  The mains voltages (110-230V) can fluctuate up to ±10% of the nominal voltage.

  • Page 16: Safety Symbols Used On The Instrument

    Operating Manual Safety information Safety symbols used on the instrument The following safety symbols are used on the BIOGAS 3000: Protective conductor terminal Function earth (ground) terminal Caution, risk of electric shock Caution Caution, risk of hot surface Warning Where the symbol is used in the BIOGAS 3000, the operating manual must be consulted.

  • Page 17: Biogas 3000 Overview

    BIOGAS 3000 Overview BIOGAS 3000 Overview Features The BIOGAS 3000, primarily for the AD Biogas and Bio-methane upgrading market has been designed to enable site operations to maximize gas production yield and protect expensive capital equipment from the damaging contaminant gases contained within the production process. The ATEX and IECEx certified BIOGAS 3000 builds on field proven, robust gas analysis technology to offer cost effective online monitoring with local data outputs.

  • Page 18: Benefits

    Operating Manual BIOGAS 3000 Overview  Continuous monitoring option  Up to 4 sample points to monitor the complete gas control process  Gas return to process as standard  IP65 rated for weatherproofing  Built-in liquid level monitoring with a dedicated alarm to inform the...

  • Page 19: Options

    Operating Manual BIOGAS 3000 Overview  Minimal through-life costs  Local support for peace of mind Options  H S ranges from 0-50ppm to 0-10,000ppm  CO 0-1,000ppm  H 0-1,000ppm  Profibus replaces Modbus  Profinet replaces Modbus  110V or 230V heater ...

  • Page 20: Model Type Definitions

    Operating Manual BIOGAS 3000 Overview Model Type Definitions 3.5.1 BG3K1  The BG3K1 measures CH , CO , and O as standard with a choice of up to two additional gases (one internal to the module and one external) and measures from one sample point.

  • Page 21: Bg3K3

    Operating Manual BIOGAS 3000 Overview 3.5.3 BG3K3  The BG3K3 measures CH , CO , and O as standard with a choice of up to two additional gases (one internal to the module and one external) from three sample points.

  • Page 22: Bg3K4

    Operating Manual BIOGAS 3000 Overview Warning For this option, additional moisture filtration will be required external to the equipment on ‘Sample Gas 1’. 3.5.4 BG3K4  The BG3K4 measures CH , CO , and O as standard with a choice of up to two additional gases (one internal to the module and one external) from four sample points.

  • Page 23: Bg3Kd

    Operating Manual BIOGAS 3000 Overview Warning For this option, additional filtration will be required external to the equipment on ‘Sample Gas 1’. 3.5.5 BG3KD  The BG3KD measures CH , CO and high and low range H S as standard (high range internal to the module and low range external) from two sample points.
  • Page 24 Operating Manual BIOGAS 3000 Overview  The module has a minimum three-minute air purge every 24-hours. The duration and time of day this occurs is user-definable.  The external sensor has user selectable sample intervals that are exhausted back to the process. The external sensor cannot be subjected to the gas stream continuously.

  • Page 25: Biogas 3000 Internal Components

    Operating Manual BIOGAS 3000 Overview BIOGAS 3000 Internal Components Figure 1 - BIOGAS 3000 door internals Viewing window Heater (110V or 230V) Plastic wallet containing operating manual and calibration certificate © Copyright 2016 OMBG3000 – Rev1...
  • Page 26 Operating Manual BIOGAS 3000 Overview Figure 2 - BIOGAS 3000 internal components BIOGAS 3000 module 11) Modbus terminals Heater thermostat 12) Gas in/out valves Solenoid valves 13) 4-20mA terminals Inline PTFE filter 14) Relays Female QRC for calibration 15) Mains supply terminals...

  • Page 27: Biogas 3000 Module Features

    Operating Manual BIOGAS 3000 Overview BIOGAS 3000 Module Features 3.7.1 Physical Characteristics of the Module Front View: Reference: 1) Display 2) Soft keys 3) Help key 4) On/off key 5) Keypad 6) Return key ( ) 7) Pump key 8) Backlight key...
  • Page 28 Operating Manual BIOGAS 3000 Overview OMBG3000 – Iss.01 © Copyright 2016...

  • Page 29: Definitions

    Operating Manual BIOGAS 3000 Overview 3.7.2 Definitions Front View Reference Definition 1) Display Shows information to the user. 2) Soft keys The function of the three soft keys on the keypad is determined by the screen the operator is in.
  • Page 30 BIOGAS 3000 module at time of manufacture or last service. Top View 12) Gas outlet The gas sample exits the BIOGAS 3000 module here. 13) Power supply connector Power supplied from the Interface PCB connects here.

  • Page 31: Installation

    IEC 60079-14. Any electrical work should be carried out by a competent electrician and any relevant codes of practice should be followed. In order to effectively install the BIOGAS 3000 system it is important that the site is ready and in a fit state. In particular, the following points should be...

  • Page 32: Packaging Contents

    Note: Inlet pressure to the BIOGAS 3000 system must not exceed 350 mbars (5psi). Where this is exceeded, additional pressure regulation is required.  Output data cable has been installed (if required) to the BIOGAS 3000 location.  Note: Failure to comply with any of the above may result in additional time on site and additional costs.

  • Page 33: Ventilation Requirements

    Installation 4.1.4 Ventilation Requirements There is an enclosure breather fitted to the BIOGAS 3000 situated at the base of the enclosure (see annotation 13 on Figure 3 - BIOGAS 3000 customer connections). It is the user’s responsibility to ensure that there is a free circulation of air around the cabinet.

  • Page 34: Mounting The Enclosure

     Note: If it is difficult to position the BIOGAS 3000 system out of direct sunlight, measures should be taken to protect the system, such as a basic cover to provide shade.
  • Page 35 The enclosure should be mounted as square and level as possible. Dimensions of the enclosure are provided in Figure 4 - BIOGAS 3000 enclosure dimensions. Figure 4 - BIOGAS 3000 enclosure dimensions © Copyright 2016 OMBG3000 – Rev1...

  • Page 36: Connecting The Gas Lines To The Biogas 3000

    Care should be taken in routing the sample lines, especially in cold environments. The sample lines may need insulating or even trace heating to prevent freezing of water within the pipe. This is not part of the BIOGAS 3000 system and is the responsibility of the operator.

  • Page 37: Process Return

     An additional ball valve should be incorporated in to each sample line close to the BIOGAS 3000 system. This ball valve will be used to isolate the gas supply to the system as part of pressure testing the system during routine maintenance.

  • Page 38: Air In

     The sample tube should be connected to the bulkhead connector labelled ‘AIR IN’ – see annotations 6 on Figure 3 - BIOGAS 3000 customer connections. 4.4.4...
  • Page 39 Care should be taken in routing the drain line, especially in cold environments. The drain line may need insulating or even trace heating to prevent freezing of water within the pipe. This is not part of the BIOGAS 3000 system and is the responsibility of the operator.
  • Page 40 Operating Manual Installation  Figure 2 - BIOGAS 3000 internal components is in the closed (horizontal) position.  Note: If the auto-drain option is fitted, there will be no drain valve fitted to the equipment. Warning For the hydrolysis tank option chosen at manufacture, additional filtration will be required on sample point 1, as this does not pass through the system’s catchpot.

  • Page 41: Protective Cover

    To fit the cover, simply align the holes in the protective cover with the four pillars fixed to the BIOGAS 3000 back plate and screw in to place using the 4mm hexagon tool.

  • Page 42: Cable Gland Selection And Cord Anchorage

    Operating Manual Installation Figure 6 - Mains cover removal Cable Gland Selection and Cord Anchorage To maintain the integrity and certification of the equipment a cable gland must be selected that:  is suitably certified – see section ATEX and IECEx Certification in this operating manual for the equipment marking ...
  • Page 43 Operating Manual Installation twisting, where they are connected within the equipment, and shall protect the insulation of the conductors from abrasion. The protective earth conductor shall be last to take the strain if the cord slips in its anchorage. Cord anchorages shall meet the following requirements: ...

  • Page 44: Cable Conductor Sizes And Insulation Requirements

    Operating Manual Installation Cable Conductor Sizes and Insulation Requirements 4.8.1 Cable Conductor Sizes Cable conductors must meet the following requirements, be suitable for the environment, and distance to the supply: Voltage Current Function Type Conductor Size Rating Rating Mains Tri-rated 0.14 – 4.0mm solid 230Vac 3.15A supply...

  • Page 45: Mains Wiring

    Figure 7 - BIOGAS 3000 electrical label: Figure 7 - BIOGAS 3000 electrical label The mains fuse rating (FS1) of the equipment is 3.15A. The equipment must be provided with a double-pole switched and fused mains supply.

  • Page 46: How To Wire The Mains Supply

    Cable Conductor Sizes and Insulation Requirements. If using armored cable, the armor must not be used as the main earth connection for the BIOGAS 3000. If earthing of the armor is required, this must not be taken from the BIOGAS 3000.
  • Page 47 Wiring Diagram 1 - Mains for how to wire the mains cable to the BIOGAS 3000 system. A label within the system identifies the appropriate inputs live (L), earth (E), and neutral (N).  Note: For cable conductor sizes and cable insulation requirements, please...

  • Page 48: 4.10 Modbus Digital Output

    Figure 2 - BIOGAS 3000 internal components for the Modbus terminal connections. Warning The BIOGAS 3000 Modbus terminals must only be used for standard Modbus communications. No other connections must be made as they could make the equipment unsafe resulting in a hazard and invalidate the ATEX/IECEx certification.
  • Page 49 ATEX/IECEx certification. The input voltage range to the BIOGAS 3000 Modbus terminals must not exceed -7 to +12V and the current must not exceed 83.3mA. Operating outside of this range will invalidate the ATEX/IECEx certification.

  • Page 50: Default Configuration Of The Biogas 3000 Modbus Port

    BIOGAS 3000 module; see section Configure Modbus Slave. 4.10.3 Readable Parameters of the BIOGAS 3000 Below is a table of addresses that can be read from the BIOGAS 3000. Read-Only Single Bit Registers Register Address (Dec) (Hex)
  • Page 51 Operating Manual Installation © Copyright 2016 OMBG3000 – Rev1...
  • Page 52 Operating Manual Installation Read-Only 16-Bit Registers Register Address (Dec) (Hex) Parameter Content Information 0000h Run status 0 – running process 1 – running with non-critical fault 2 – stopped by user (outputs frozen) 3 – stopped by user (fixed at safe values) 4 –...
  • Page 53 Operating Manual Installation Sample point 1 last 1-12 0301h reading: month 0302h Sample point 1 last 1-31 reading: day 0303h Sample point 1 last 0-23 reading: hour 0304h Sample point 1 last 0-59 reading: minute 0305h Sample point 1 last 0-59 reading: second 1024...
  • Page 54 Operating Manual Installation point 2: O e.g. 0.5% would be 5 Last reading sample Internal cell reading 1091 0443h point 2: Internal cell e.g. 3500 Last reading sample External cell reading 1093 0445h point 2: External cell e.g. 3500 Last reading sample Baro reading 1095 0447h point 2: Baro...
  • Page 55 Operating Manual Installation Read-Only 32-Bit Registers Readings stored in two 16-bit read-only registers as a single precision real/floating point number: Register Address (Dec) (Hex) Parameter Content Information Last reading sample reading 33024 8100h point 1: CH e.g. 61.1 Last reading sample reading 33026 8102h point 1: CO...
  • Page 56 Operating Manual Installation point 3: CO e.g. 38.7 Last reading sample reading 33540 8304h point 3: O e.g. 0.5 Last reading sample Internal cell reading 33542 8306h point 3: Internal cell e.g. 3500 Last reading sample External cell reading 33546 830Ah point 3: External cell e.g.

  • Page 57: 4.11 4-20Ma Outputs

    Figure 3 - BIOGAS 3000 customer connections). The outputs on the BIOGAS 3000 power the loop (24V) to allow the customers system to sink it to ground (0V). Relays within the equipment can be used to indicate the status of the 4-20mA channel.

  • Page 58: Wiring The Biogas 3000 To A Current Sinking Input

    4-20mA terminal identification. 4.11.2 Wiring the BIOGAS 3000 to a Current Sinking Input For this method, the power to the loop is provided by the BIOGAS 3000. The BIOGAS 3000 sources the current. Warning Only a qualified person should make electrical connections to the system.
  • Page 59 Operating Manual Installation  Note: For cable conductor sizes and cable insulation requirements, please refer to section Cable Conductor Sizes and Insulation Requirements. Wiring Diagram 3 - 4-20mA circuit © Copyright 2016 OMBG3000 – Rev1...

  • Page 60: 4-20Ma Scaling

    Operating Manual Installation 4.11.3 4-20mA Scaling The following table details the scaling on the 4-20mA channels: 4mA Reading 20mA Reading 0.0% 100.0% 0.0% 100.0% 0.0% 25.0% S 0-50ppm 0ppm 50ppm S 0-200ppm 0ppm 200ppm S 0-500ppm 0ppm 500ppm S 0-1,000ppm 0ppm 1,000ppm S 0-5,000ppm...

  • Page 61: 4.12 Relays

    Cable Conductor Sizes and Insulation Requirements. If using armored cable, the armor must not be used as the main earth connection for the BIOGAS 3000. If earthing of the armor is required, this must not be taken from the BIOGAS 3000.
  • Page 62 Operating Manual Installation The system comes equipped with eight available relays. The relays are volt free changeover contacts. The maximum rated voltage is 24Vdc. When being used for alarms and fault notifications the relays are normally energized (i.e. will de-energize when an alarm condition is triggered). This means wiring across connections 11 and 12 during a notification will complete the circuit and de-energize the relay.

  • Page 63: 4.13 Profibus Digital Output

    Installation 4.13 Profibus Digital Output The Profibus option for the BIOGAS 3000 is via a Modbus to Profibus converter module. The converter is a Profibus slave module and acts as an interface between the Modbus output of the BIOGAS 3000 and Profibus network.
  • Page 64 Operating Manual Installation Figure 8 - Profibus module switch location Figure 9 - Profibus module switch identification In addition, the Modbus port on the BIOGAS 3000 must be configured as followed: Node Address Baud Rate 9600 Parity Even Stop Bits Termination The BIOGAS 3000 acts as a slave.

  • Page 65: Wiring The Profibus Module

    BIOGAS 3000. The power supply for the Modbus to Profibus converter module must not be taken from the BIOGAS 3000. Using the supply from the BIOGAS 3000 could make the equipment unsafe resulting in a hazard and invalidate the ATEX/IECEx certification.
  • Page 66 Cable Conductor Sizes and Insulation Requirements.  Note: If the distance between the BIOGAS 3000 and the Profibus converter module is greater than 200m, it may be necessary to add a termination resistor at the Profibus end to ensure noise-free communications.
  • Page 67 Operating Manual Installation Wiring Diagram 5 – Modbus to Profibus converter module wiring © Copyright 2016 OMBG3000 – Rev1...

  • Page 68: Readable Parameters Of The Profibus Module

    Operating Manual Installation 4.13.3 Readable Parameters of the Profibus Module The data available to the Profibus network is two (16-bit) words, each word occupying two hex address locations as follows: Module Internal Name Parameter Example 0x0000 Sample Point 1 Last e.g.
  • Page 69 Operating Manual Installation Reading: Month 0x001E Sample Point 2 Last Reading: Day 0x0020 Sample Point 2 Last Reading: Hour 0x0022 Sample Point 2 Last Reading: Minute 0x0024 Sample Point 2 Last Reading: Second 0x0026 Sample Point 2 Last e.g. 0x0259 (601 dec) is 60.1% or Reading: CH4 x 10 High Byte 2x256 +Low Byte 0x89 0x0028...
  • Page 70 Operating Manual Installation Reading: CO2 x 10 0x0042 Sample Point 3 Last Reading: O2 x 10 0x0044 Sample Point 3 Last e.g. 0x03E8 (1000 dec) is Reading: Internal Cell 1000ppm or High Byte 3x256 +Low Byte 0x232 0x0046 Sample Point 3 Last Reading: External cell 0x0048 Sample Point 3 Last...
  • Page 71 0x0080 Current sample Point 1 to 4 The Profibus module updates the readings from the BIOGAS 3000 every 2.5 seconds. Successful communication between the Modbus output and the Profibus module is indicated by the subnet status light ‘5’ on the module showing green.

  • Page 72: 4.14 Profinet Digital Output

    Installation 4.14 Profinet Digital Output The Profinet option for the BIOGAS 3000 is via a Modbus to Profinet converter module. The converter is a Profinet slave module and acts as an interface between the Modbus output of the BIOGAS 3000 and Profinet network.

  • Page 73: Wiring The Profinet Module

    Operating Manual Installation To configure the Modbus port on the BIOGAS 3000, refer to section Configure Modbus Slave in this operating manual. 4.14.2 Wiring the Profinet Module Warning Only a qualified person should make electrical connections to the system. Ensure the power is isolated.
  • Page 74 Cable Conductor Sizes and Insulation Requirements.  Note: If the distance between the BIOGAS 3000 and the Profinet converter module is greater than 200m, it may be necessary to add a termination resistor at the Profinet end to ensure noise-free communications.
  • Page 75 Operating Manual Installation Wiring Diagram 6 - Modbus to Profinet converter module wiring © Copyright 2016 OMBG3000 – Rev1...

  • Page 76: Readable Parameters Of The Profinet Module

    Operating Manual Installation 4.14.3 Readable Parameters of the Profinet Module The data available to the Profinet network is two (16-bit) words, each word occupying two hex address locations as follows: Module Internal Name Parameter Example 0x0000 Sample Point 1 Last e.g.
  • Page 77 Operating Manual Installation Reading: Month 0x001E Sample Point 2 Last Reading: Day 0x0020 Sample Point 2 Last Reading: Hour 0x0022 Sample Point 2 Last Reading: Minute 0x0024 Sample Point 2 Last Reading: Second 0x0026 Sample Point 2 Last e.g. 0x0259 (601 dec) is 60.1% or Reading: CH4 x 10 High Byte 2x256 +Low Byte 0x89 0x0028...
  • Page 78 Operating Manual Installation Reading: CO2 x 10 0x0042 Sample Point 3 Last Reading: O2 x 10 0x0044 Sample Point 3 Last e.g. 0x03E8 (1000 dec) is Reading: Internal Cell 1000ppm or High Byte 3x256 +Low Byte 0x232 0x0046 Sample Point 3 Last Reading: External cell 0x0048 Sample Point 3 Last...

  • Page 79: 4.15 Heater Option

    0x0080 Current sample Point 1 to 4 The Profinet module updates the readings from the BIOGAS 3000 every 2.5 seconds. Successful communication between the Modbus output and the Profinet module is indicated by the subnet status light ‘5’ on the module showing green.

  • Page 80: 4.16 Final Checks

     Turn the power on to the system. Within one minute of power being applied, the module will turn on and display the BIOGAS 3000 logo, shortly followed by the ‘system self-test’ screen (see Screen 2 - System Self-Test).

  • Page 81: General Operating Instructions

     Note: It can take up to one minute for the BIOGAS 3000 module to power on. If it does not turn on at the point power to the system is applied, please wait one minute before pressing any keys on the module.
  • Page 82 Note: If the fault is ‘service overdue’ or a channel warning (non-critical) then the user can continue to the next stage by pressing the right soft key ‘Continue’. The BIOGAS 3000 will continue automatically after thirty seconds if continue is not pressed.

  • Page 83: First Time Run Set-Up

    First Time Run Set-up 1) When switching on the module for the first time the system will detect the first time run conditions and run set-up mode. The BIOGAS 3000 is designed to be fully configurable by the end-user without LANDTEC support or configuration.
  • Page 84 Operating Manual General Operating Instructions 3) Configure the time that the daily air purge will commence. For more information on how to do this, refer to section Daily Air Purge.  Note: This option will only be present on BG3KE variants. 4) Configure the sampling options for the various sample points.

  • Page 85: Gas Readings Screen

    Operating Manual General Operating Instructions Gas Readings Screen Screen 5 - Gas readings is considered the normal operating screen and all options are carried out from this starting point: Screen 5 - Gas readings  Note: The data shown on this display will be dependent on the system variant and the option(s) that was selected at the point of sale.
  • Page 86 Operating Manual General Operating Instructions Sample point 4 Idle – waiting for next cycle to begin. Current operation Details the current operation for the sample point and cycle: Sampling from sample point System air purge following sample Idle – waiting for next cycle to begin Operation time remaining This is the time remaining for the current operation.
  • Page 87 Operating Manual General Operating Instructions Catchpot full icon Indicates to the user that there is liquid in the catchpot and it needs emptying. Service icon An indication to the user that the module is due for service. See Service section. 10.

  • Page 88: Alarms

    Operating Manual General Operating Instructions 14. Module firmware/language Displays the firmware version of the module and current language setting. 15. Scroll right Use key ‘6’ to scroll through previously stored gas readings. This will display the readings in memory for the data being output for the particular sample point shown.

  • Page 89: Viewing Alarms

    Operating Manual General Operating Instructions Screen 6 - Alarm notification The following notifications are available on the BIOGAS 3000: Icon Definition The alarm is active and the associated relay has been de-energized. The alarm is active but the channel is within its recovery zone. The associated relay remains de-energized until the recovery value is met.

  • Page 90: Stop Sampling

    Operating Manual General Operating Instructions Screen 7 - Alarms summary This screen will detail all alarm conditions set by the operator. It will detail the condition for the alarm to trigger, the status (inactive, triggered, latched, or recovering), the time and date of the alarm, and the associated relay. Pressing key ‘4’...

  • Page 91: Menu

    Operating Manual General Operating Instructions Screen 8 - Sampling Stopped Pressing the left soft key will ‘Restart’ the sampling process and return the user to the ‘Gas Readings Screen’. Pressing the middle soft key will fix the outputs to the pre-determined safe values.

  • Page 92: Settings Menu

    Operating Manual General Operating Instructions 5.7.1 Settings Menu Depending on the option chosen at manufacture, the following options are available from the settings menu: 1) Sample Times  Note: On a BG3KE with an external cell, this option will be for the external cell sample options as the rest of the system runs continuously.
  • Page 93 Operating Manual General Operating Instructions Following a change to ‘Sample Times’, ‘Configure Interface’, or ‘Daily Air Purge’, when returning to the ‘Gas Readings Screen’, the system will apply the new configuration once ‘Confirm’ is pressed using the left soft key. Screen 10 - Confirm new configuration 5.7.1.1 Sample Times This option allows the operator to define the duration of each sample point (or...
  • Page 94 Operating Manual General Operating Instructions Screen 12 - Configure Sample Times (E variant) 2) Press the right soft key to ‘Exit’ without saving any changes. 3) To edit a parameter, press the middle soft key to enter ‘Edit’ mode. 4) Using the scroll keys, select a sample point to edit (highlighted in the table) and select the field with the ...
  • Page 95 Operating Manual General Operating Instructions 5) Press key ‘1’ to edit the sample duration or key ‘2’ to edit the air purge duration. 6) Key in a suitable time for the system and store using the  key.  Note: Both parameters have minimum and maximum values that can be entered.
  • Page 96 Operating Manual General Operating Instructions Screen 14 - Configure Alarms 2) Press the right soft key to ‘Exit’ without saving any changes. 3) To ‘Edit’ a parameter, press the middle soft key to enter edit mode. Using the scroll keys, select a parameter to edit (highlighted in the table) and select the field with the ...
  • Page 97 Modbus registers to pre-fixed values. This is to prevent erroneous errors or alarm conditions in the user’s remote system whilst maintenance is being performed on the BIOGAS 3000 or any other plant equipment. 1) From the ‘Configure Interface’ menu press key ‘1’ to select the ‘Configure Analog Outputs’...
  • Page 98 This option allows the user to configure the Modbus digital output of the BIOGAS 3000. The user can change the following parameters:  Slave Address – this is the address of the BIOGAS 3000 on the bus  Baud Rate – Information is transferred in a communication channel at this rate.
  • Page 99 Operating Manual General Operating Instructions  Data Bits – the number of bits used to represent one character of data. This parameter cannot be changed  Parity – the parity bit is used as a simple error detection algorithm. Setting parity to odd will result in an odd number of 1 bits ...
  • Page 100 Operating Manual General Operating Instructions 5) Once a parameter has been changed, the left soft key becomes available to ‘Save and Exit’. Once pressed, the user will be returned to the ‘Configure Interface’ menu. Configure Relays This option allows the user to configure the eight relays in the system. ‘Relay 8’ is the fault relay and cannot be changed.
  • Page 101 Operating Manual General Operating Instructions SP1 Solenoid SP2 Solenoid SP3 Solenoid 4-20mA Output SP1 Relay SP2 Relay SP3 Relay Figure 10 - 4-20mA notification  Indicates current sample point solenoid – This mode enables a relay for when a sample point is being monitored. This is useful if the operator needs to know when a sample point is being monitored SP1 Solenoid SP2 Solenoid...
  • Page 102 Operating Manual General Operating Instructions  Note: If the system was fitted with the auto-drain option at point of manufacture, this option will not be available in the ‘Configure Relays’ screen. 6) Once a parameter has been changed, the left soft key becomes available to ‘Save and Exit’.
  • Page 103 Operating Manual General Operating Instructions 5) If ‘Auto Dim’ is enabled, press the middle soft key to edit the auto dim timeout. Use the keypad to enter a value and store using the  key. 6) Once the settings have been changed, the left soft key becomes available to ‘Save and Exit’.
  • Page 104 Operating Manual General Operating Instructions  Note: At this point, the new setting is written to the Interface PCB. If this is not successful, an error message is displayed and the setting will need to be entered again. 7) Press the right soft key to ‘Exit’. Once pressed, the user will be returned to the ‘Settings’...
  • Page 105 Operating Manual General Operating Instructions Screen 20 - Set Administrator Passcode 2) Press the right soft key to ‘Exit’ without saving any changes. 3) Press key ‘1’ to enable or disable the administrator passcode. 4) To ‘Edit’ the current passcode, press the middle soft key to enter edit mode.
  • Page 106 Operating Manual General Operating Instructions Screen 21 - Administrator Passcode Required prompt For the user to edit the setting, they must enter the correct passcode followed by the  key. Once the passcode has been entered once, it will not need entering again whilst remaining in the menus.
  • Page 107 Operating Manual General Operating Instructions Screen 22 - Daily Air Purge settings 2) Press the right soft key to ‘Exit’ without saving any changes. 3) Press key ‘1’ to edit the start time, key ‘2’ to edit the air purge duration, or key ‘3’...

  • Page 108: Device Information Menu

    Operating Manual General Operating Instructions 5.7.2 Device Information Menu The device information menu contains information relating to the system. The following options are available from the ‘Device Info’ menu: 1) System Information 2) Event Log 3) Diagnostics An example of the ‘Device Info’ menu is shown below. Screen 23 - Device Information menu 5.7.2.1 System Information This option allows the operator to view important information about their...
  • Page 109 5.7.2.2 View Event Log The BIOGAS 3000 incorporates the facility to log significant events performed on the system via the event log. This can be used as an aid to monitoring the use of the system and used as a diagnostic tool if there is a problem.
  • Page 110 Operating Manual General Operating Instructions Screen 25 - View Event Log 2) Press the right soft key to ‘Exit’ back to the ‘Device Info’ menu. 3) Use keys ‘4’ and ‘6’ to scroll through the available logs. 4) Use keys ‘2’ and ‘8’ to navigate up and down through the log page. 5) Press the middle soft key to ‘Delete All’...
  • Page 111 Operating Manual General Operating Instructions Screen 26 - Diagnostics 2) Press the right soft key to ‘Exit’ back to the ‘Device Info’ menu. 3) Use the left soft key to scroll the page down and the middle soft key to scroll the page up.

  • Page 112: Calibration Menu

    This ensures the accuracy of the system in its current operating condition. To ensure optimum performance please ensure your BIOGAS 3000 module is returned for service and calibration on time.  Note: Selecting a mixture within this option will stop the sampling process and freeze the outputs at their last known value.
  • Page 113 Operating Manual General Operating Instructions Screen 28 - Gas Check 2) Press the right soft key to ‘Exit’ back to the ‘Calibration’ menu.  Note: For more information on calibration, please refer to section Check and Calibration in this operating manual. 5.7.3.2 Restore to Factory This option will reset the gas analyser to all of its factory programmed settings and will clear all user defined calibration points.
  • Page 114 Operating Manual General Operating Instructions Screen 29 - Restore to Factory settings 2) Press the right soft key to ‘Abort’ which does not reset the calibration data and will return the operator to the calibration menu. 3) Press the left soft key to ‘Continue’, which resets the calibration data and will return the operator to the calibration menu.

  • Page 115: Copyright 2016 Ombg3000 - Rev1

    Operating Manual General Operating Instructions Screen 30 - Fit New External Cell confirmation 2) Press the right soft key to ‘Exit’ and return to the ‘Calibration’ menu. 3) If fitting a new cell or complete module, confirm the cell type and range, and press the left soft key to ‘Continue’.
  • Page 116 Operating Manual General Operating Instructions 4) Press key ‘1’ to edit the ‘Slope’ or key ‘2’ to edit the ‘Offset’. Use the keypad to enter the numeric value and confirm with the  key. 5) Press the left soft key to ‘Save’ the new configuration to memory. Following this, a prompt will appear advising the user to perform a calibration.

  • Page 117: Help Function

    Operating Manual General Operating Instructions Help Function In some screens, there is a help screen available. An available help screen is indicated by a ‘?’ in the top right hand corner of the screen: Screen 33 - Help screen available To access the help screen, press the ‘?’...

  • Page 118: Biogas 3000 Sampling Process

    Operating Manual General Operating Instructions BIOGAS 3000 Sampling Process 5.9.1 BG3K1, 2, 3, 4, and D Variants Start Complete first time run set-up Sample Point Sample Point Sample Point Sample Point 1 monitored 2 monitored 3 monitored 4 monitored Outputs...

  • Page 119: Bg3Ke Variants

    Operating Manual General Operating Instructions 5.9.2 BG3KE Variants Start Complete first time run set-up Sample Point 1 monitored continuously Outputs updated Wait External External interval sensor Sensor? duration monitored Time of External Outputs daily air sensor air updated purge? purged Outputs frozen at last reading...

  • Page 120: 5.10 Switching The Biogas 3000 System Off

    Operating Manual General Operating Instructions 5.10 Switching the BIOGAS 3000 System Off The BIOGAS 3000 system can only be turned off at the switched mains supply that is installed in section Mains Wiring. The BIOGAS 3000 module can be turned off independently to the system. To do this, press and hold the on/off key for approximately two seconds.

  • Page 121: Gas Check And Calibration

    Do not open when an explosive atmosphere is present. Introduction The BIOGAS 3000 system is carefully calibrated at manufacture and when returned for service using a number of gas concentrations and temperature points. However, it is sometimes desirable to carry out a gas check on the equipment to prove its accuracy and rectify any inaccuracies with a calibration process between services.

  • Page 122: Required Equipment

    6.2.2 Flow Regulator It is recommended that the regulator available via LANDTEC be used as it has been configured to deliver a fixed flow of 300ml/min and correct pressure relief to avoid damage to the system (see LANDTEC part number GA6.8 in BIOGAS 3000 Consumable Products).

  • Page 123: Gas Mixtures

    Gas Mixtures The BIOGAS 3000 provides the user with the ability to add, edit, or delete gas mixtures that can be used for the gas check and calibration process. There are three default mixtures: ...

  • Page 124: Adding A Mixture

    6.3.1 Adding a Mixture In addition to the three default mixtures, the BIOGAS 3000 also supports the addition of three user definable mixtures. To add a mix: 1) In the ‘Gas Check’ screen, press the middle soft key to ‘Add’ a mix.

  • Page 125: Deleting A Mix

    Operating Manual Gas Check and Calibration Screen 38 - Edit gas mix details 3) Using the scroll keys, select an editable field and press  the key to edit:  Name, Description and Bottle ID are text and number fields ...

  • Page 126: Edit O 2 In Fresh Air Mix

    Operating Manual Gas Check and Calibration Screen 39 - Add or delete mix 3) Press the middle soft key to ‘Delete’. 4) Press the left soft key (Yes) to confirm deletion. 6.3.3 Edit O in Fresh Air Mix The concentration of oxygen in the fresh air mix is editable between 20.8 and 21.0%.
  • Page 127 Operating Manual Gas Check and Calibration 3) Pressing the right soft key will ‘Cancel’ the edit. 4) Key in the concentration you wish to span the oxygen channel to in fresh air, followed by the  key to confirm. The operator will be returned to the ‘Gas Check’...

  • Page 128: Connecting A Gas Bottle To The Biogas 3000

    Operating Manual Gas Check and Calibration Connecting a Gas Bottle to the BIOGAS 3000 This section explains how to connect a gas bottle to the BIOGAS 3000 system in preparation for a gas check or calibration. Warning Do not open when an explosive atmosphere is present.
  • Page 129 Operating Manual Gas Check and Calibration Disconnect the QRC from the top of the catchpot.  Note: Ensure the pressure regulator is turned off. Attach the pressure regulator to the gas bottle and ensure it is adequately tightened. Warning Ensure that the regulator is fitted to the bottle at arm’s length in case of a gas leak.
  • Page 130 Operating Manual Gas Check and Calibration Attach the tubing from the gas bottle and regulator to the QRC. OMBG3000 – Iss.01 © Copyright 2016...

  • Page 131: Gas Check And Calibration

    Gas Check and Calibration Gas Check and Calibration After the BIOGAS 3000 system has been installed and pressure tested, it is recommended that a gas check be performed to ensure it is still accurate, as damage could have occurred during installation and/or transit.
  • Page 132 Operating Manual Gas Check and Calibration Start Does gas mix need Edit gas updating to match bottle? Select gas mix Sampling stops and outputs are frozen at their last known reading Set calibration valve to ‘span’ Turn gas in and gas out valves off Turn gas in Disconnect...

  • Page 133: Status Icons

    Operating Manual Gas Check and Calibration Status Icons Below are a list of status icons used after the gas check and calibration processes and their definition: 6.6.1 Post Gas Check Icon Definition Channel has not been checked Recommends a calibration be performed Channel is outside of limits –...

  • Page 134: Disconnecting A Gas Bottle From The Biogas 3000

    Operating Manual Gas Check and Calibration Disconnecting a Gas Bottle from the BIOGAS 3000 This section explains how to disconnect a gas bottle from the BIOGAS 3000 system following a gas check or calibration. Warning Do not open when an explosive atmosphere is present.
  • Page 135 Warning It is critical that the connections are fully secured to ensure that no gas leaks in to the main enclosure. Once the BIOGAS 3000 tubing has been reconnected, it is recommended that a Pressure Test be completed to ensure that the system is leak free.

  • Page 136: Maintenance

    Maintenance Schedule  Note: This maintenance schedule is a minimum guide and dependent upon the application and usage of the BIOGAS 3000 system, may need to be adapted accordingly. As a minimum, LANDTEC recommends that each month the following be...
  • Page 137 Note: It is the operator’s responsibility to keep a record of when and what maintenance has been performed.  Note: If you suspect the BIOGAS 3000 system to have been damaged and are unsure of the consequences of this, please contact our technical support team at (800) 968-2026 or email landtec_support@qedenv.com.

  • Page 138: Biogas 3000 Consumable Products

    Operating Manual Maintenance BIOGAS 3000 Consumable Products Optional replacement parts may be purchased for the BIOGAS 3000 from your local distributor or LANDTEC directly: OMBG3000 – Iss.01 © Copyright 2016...
  • Page 139 Catchpot with coalescing filter and built-in BG3K.S1 valve for systems without auto-drain Catchpot with coalescing filter and drainage BG3K.S2 tubing for systems with auto-drain BIOGAS 3000 Profibus option BG3K.S3 BIOGAS 3000 Profinet option BG3K.S4 Filter, Exhaust 1/4 MNPT (used as air purge 2008277/S...

  • Page 140: Emptying The Catchpot

    Emptying the Catchpot Warning Do not open when an explosive atmosphere is present. Mains voltages are present within the BIOGAS 3000 system and great care needs to be observed. If there is any uncertainty, seek advice from a professional or isolate the supply.
  • Page 141 Operating Manual Maintenance Disconnect the QRC from the top of the catchpot. Open the drain valve to allow liquid to empty from the catchpot. Warning The catchpot can hold approximately 90ml of liquid. Dependent upon the application the liquid removed may be contaminated and should be discharged to an area where it is safe to do so.
  • Page 142 Operating Manual Maintenance Reconnect the system tubing by connecting the QRC to the top of the catchpot.  Note: Ensure that the coupling ‘clicks’ in to place. Warning It is critical that the connections are fully secured to ensure that no gas leaks in to the main enclosure. Open the gas inlet and gas outlet valves.

  • Page 143: Replacing The Catchpot Filter

    The coalescing catchpot filter should be replaced if showing signs of contamination. Failure to replace the filter will result in the gas flow being restricted or blocked to the BIOGAS 3000 module. In addition, it will cause a flow fail error.
  • Page 144 Operating Manual Maintenance Disconnect the gas in and gas out tubes from the catchpot assembly. Remove the catchpot from its clip. 1) Unscrew the catchpot top by turning a quarter turn anti- clockwise. 2) Lift the top from the body. Unscrew the filter stop from underneath the filter.
  • Page 145 Operating Manual Maintenance Remove the coalescing filter from the threaded bar and replace with new. Replace the filter stop and tighten into place. 1) Align and fit the catchpot top to the body. 2) Tighten the catchpot top by turning a quarter turn clockwise.
  • Page 146 Operating Manual Maintenance Gently position the catchpot so that the drain tube is closest to the backplate and the female QRC is facing the front. Once secure, reconnect the couplings to the catchpot top, ensuring the tubing is not trapped or kinked.

  • Page 147: Replacing The Inline Ptfe Filter

    The inline PTFE filter should be replaced if showing signs of contamination or saturated with liquid. Failure to replace the filter will result in the gas flow being restricted or blocked to the BIOGAS 3000 module. In addition, it will cause a flow fail error.
  • Page 148 Operating Manual Maintenance The inline PTFE filter is located above the catchpot. Disconnect one side of the tubing from the filter by turning counter-clockwise. Disconnect the remaining tubing length from the filter by turning counter-clockwise. Connect the new filter to the tubing by turning clockwise.
  • Page 149 Operating Manual Maintenance Connect the remaining tube to the filter by turning clockwise. Position the tubing assembly above the catchpot ensuring the tubing is not trapped or kinked. Warning It is critical that the connections are fully secured to ensure that no gas leaks in to the main enclosure. Open the gas inlet and gas outlet valves.

  • Page 150: Pressure Test

    7.6.2 Diagnostics Control Mode The BIOGAS 3000 includes a feature that allows the user to toggle the condition of the solenoids, relays, and pumps in the system. During the pressure systems tests, the user will need to control the position of the solenoid valves in order to complete a comprehensive test.
  • Page 151 Operating Manual Maintenance 3) Press key ‘3’ for ‘Diagnostics’. 4) Press the ‘pump’ key to display ‘Diagnostics Control Mode’.  Note: Entering this mode of operation will stop the sampling process. Screen 41 – Diagnostics Control Mode 5) Using the scroll keys, navigate to the desired parameter. Pressing the  key will toggle the status of the hardware item between on and off.

  • Page 152: General Set-Up

    Operating Manual Maintenance 7.6.3 General Set-Up The image below shows an example of how the equipment will look when performing the test procedure.  Note: Due to the significant differences between models, each set-up will be slightly different to the image shown. 7.6.4 Performing the Pressure Test Warning...
  • Page 153 Operating Manual Maintenance  Note: Ensure the drain valve is closed when performing the pressure test.  Note: An additional two ball valves will be required if not installed on the ‘Process Return’ and ‘Vent to Atmosphere’ outlets as recommended during the installation.
  • Page 154 Operating Manual Maintenance 7.6.4.2 BG3K2 Apply Solenoid Solenoid Solenoid Solenoid pressure to: Air Purge Sample Gas 1 Sample Gas 2  Note: Ensure the ball valves on the ‘Process Return’ and ‘Vent to Atmosphere’ lines are opened once testing is completed. ...
  • Page 155 Operating Manual Maintenance 7.6.4.3 BG3K3 With hydrolysis option: Apply Solenoid Solenoid Solenoid Solenoid Solenoid pressure to: Air Purge Sample Gas 1 Sample Gas 2 Sample Gas 3  Note: Ensure the ball valves on the ‘Process Return’ and ‘Vent to Atmosphere’...
  • Page 156 Operating Manual Maintenance 7.6.4.4 BG3K4 With hydrolysis option: Apply Solenoid Solenoid Solenoid Solenoid Solenoid Solenoid pressure to: Air Purge Sample Gas 1 Sample Gas 2 Sample Gas 3 Sample Gas 4  Note: Ensure the ball valves on the ‘Process Return’ and ‘Vent to Atmosphere’...
  • Page 157 Operating Manual Maintenance 7.6.4.5 BG3KD Solenoid Solenoid Solenoid Solenoid Solenoid Solenoid Apply pressure to: Air Purge Sample Gas 1 Sample Gas 2  Note: Ensure the ball valves on the ‘Process Return’ and ‘Vent to Atmosphere’ lines are opened once testing is completed. ...

  • Page 158: Cleaning And Decontamination

    The enclosure can be cleaned externally using a mild soapy water and non-abrasive cloth. Should the need arise for the BIOGAS 3000 module to be returned for service, it is the responsibility of the owner to ensure that the module has been decontaminated or that LANDTEC has been made aware of any contaminants that may be present, prior to it being returned.

  • Page 159: Service

    (800) 968-2026 or email landtec_support@qedenv.com. Service Notifications The BIOGAS 3000 uses two icons on the ‘Gas Readings Screen’ to notify the user that the module is due a service: The service is due in 28 days...

  • Page 160: Replacement Biogas 3000 Module For Service - Hot Swap

    Replacement BIOGAS 3000 Module for Service – Hot Swap The BIOGAS 3000 has been designed to avoid unnecessary downtime and a temporary BIOGAS 3000 module can be supplied during service upon request. Below are instructions on how to swap out the BIOGAS 3000 module for service. Warning Do not open when an explosive atmosphere is present.
  • Page 161 Reconnect the USB lead to the communications connector and the power supply lead to the power supply connector at the top of the BIOGAS 3000 module. Reconnect the gas in and gas out tubing to the module.  Note: Ensure that the couplings are fully pushed into the housing.
  • Page 162 First Time Run Set-up.  Note: After replacing the BIOGAS 3000 module, LANDTEC recommends that a gas check be performed on the system to ensure it is still reading accurately. If required, a user calibration can also be performed; refer to...

  • Page 163: Problem Solving

    This section discusses various problems that may be encountered, and warnings or error messages that the operator may receive during general operation of the BIOGAS 3000. For further assistance please contact our technical support team at (800) 968-2026 or email landtec_support@qedenv.com.
  • Page 164 Operating Manual Problem Solving For non-critical faults at this stage, the user can continue by pressing the right soft key ‘Continue’. The BIOGAS 3000 will continue automatically after thirty seconds if continue is not pressed. In addition to Screen 42 - Self-test with warnings, there will be a non-critical fault icon present on the ‘Gas Readings Screen’...

  • Page 165: Critical Faults

    From this screen:  Pressing the left soft key will ‘Reset’ the system and power cycle the BIOGAS 3000 module  Pressing the middle soft key will access the ‘Diagnostics’ screen. This may be required if seeking technical support ©...

  • Page 166: System Will Not Power On

    24Vdc and 12Vdc power supplies. If they are not, check the mains fuse (fuse 1) and replace if necessary. If they are illuminating, it can take up to one minute for the BIOGAS 3000 module to power on. If it does not turn on at the point power to the system is applied, please wait one minute before pressing any keys on the module.

  • Page 167: Module Lock-Up

    Operating Manual Problem Solving Module Lock-Up In the rare event that the BIOGAS 3000 ‘locks up’ and will not recognize button presses, the system should automatically power cycle the module due to a loss of communications. If this does not occur or fix the problem, isolate the supply to the system and leave the system switched off for 60 seconds.

  • Page 168: Analog Outputs Not Working

    Modbus.  Note: If the BIOGAS 3000 is last on the bus, ensure the termination is set to ‘On’. Likewise, if it is not, ensure the termination is set to ‘Off’. In addition, also check that no two nodes on the bus have the same slave address.

  • Page 169: Fuses

    Operating Manual Problem Solving A flow fail occurs when there is not enough gas flowing through the BIOGAS 3000 module. This can be for a number of reasons:  You are sampling against a vacuum outside of the range of the system ...

  • Page 170: 9.10 User Calibration Explained

    9.10 User Calibration Explained 9.10.1 General User calibration is a means of optimising the performance of the BIOGAS 3000 system to the current operating conditions such as temperature and pressure as well as correcting for analyser drift caused by the infrared source.

  • Page 171: Factory Calibration

    Problem Solving Graph 1 - User calibration explained 9.10.2 Factory Calibration When the BIOGAS 3000 module is factory calibrated, a stable gas curve is generated (see curve 1 on Graph 1 - User calibration explained). This curve is then used to determine the gas concentration based on the infrared signal strength after being absorbed by the gas.

  • Page 172: User Span Calibration

    User Zero Calibration Failed Three possible reasons for this are that:  The BIOGAS 3000 module is trying to zero to a level which is outside the predetermined range set when the module was last factory calibrated  The gas is not stable i.e. it is still purging out the measured gas ...
  • Page 173 Problem Solving To rectify this:  Ensure the BIOGAS 3000 module contains none of the gas that is being zeroed by flushing through with nitrogen, or clean ambient air if this is not available and repeat a user zero calibration ...

  • Page 174: Ch Reading Low And O Reading High

    Pressure Test section of this operating manual for instructions on how to pressure test the BIOGAS 3000 system.  The BIOGAS 3000 has drifted since its calibration and may be due a user calibration; see section Gas Check and Calibration of this operating manual for further information.
  • Page 175 Operating Manual Problem Solving  Alarm disabled  Starting air calibration  User requested shutdown from module  Flow has failed  Manufacturer’s service was overdue on [date] © Copyright 2016 OMBG3000 – Rev1...

  • Page 176: Biogas 3000 Warranty Terms And Conditions

    Operating Manual BIOGAS 3000 Warranty Terms and Conditions BIOGAS 3000 Warranty Terms and Conditions QED Environmental Systems, Inc. will repair or replace (at QED’s discretion) any goods supplied by the company in respect to defects arising within 12 months for components related to the system and 3 years for components...
  • Page 177 When parts are added, or alterations made, to the system outside the scope of the operating manual.  The BIOGAS 3000 module has been opened, unless by QED approved service centers (where applicable).  The BIOGAS 3000 system has been opened in poor weather conditions that have resulted in damage to any of its components.
  • Page 178 Operating Manual BIOGAS 3000 Warranty Terms and Conditions  Note: Warranty repair is only granted after an investigation by QED.  Note: For assistance in determining if your equipment qualifies for warranty investigation, please contact our technical support team at (800) 968-2026 or email landtec_support@qedenv.com.

  • Page 179: Weee Compliance

    WEEE Compliance The wheelie bin symbol displayed on electrical equipment supplied by LANDTEC signifies that the apparatus must not be disposed of through the normal municipal waste stream but through a registered recycling scheme. The Waste Electrical and Electronic Equipment Directive (WEEE) make...
  • Page 180 Term Definition Air purge Process used to clear out gas from the tubing within the BIOGAS 3000 system and used as part of a user zero in air. Baro The atmospheric pressure at the given location, measured in milli bar (mb/mbar).
  • Page 181 This may be due to age or contamination. Inline PTFE filter The component used to help protect the BIOGAS 3000 module from water ingress. Material safety data A document that contains information about a sheet particular substance.

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