To Next PageTo Next PageHow to troubleshoot power issues with my MSA Toxgard II?
If your MSA Monitor unit isn't powering up correctly, it might be due to: * Insufficient voltage or current from the power supply. * Incorrect wiring connections. * Wire strands touching at the input terminal block. Check the power supply and interconnecting wires to resolve this.
What to do if my MSA Monitor display flashes Err 1*?
If the MSA Monitor display flashes Err 1*, it indicates that the sensor cell is detected as missing or the sensor body is damaged. Inspect the cell for proper placement. If that doesn't solve the issue, or if the sensor body is damaged, replace the sensor body and perform an Initial Calibration. After recovery, check if the display shows CAL.
What does it mean when my MSA Monitor display shows UND?
If the MSA Monitor display shows 'UND', it means the cell signal is under-range. Try performing a regular zero or full calibration. If calibration fails, check if the display shows 'CAL FAULT'. If 'UND' persists after these steps, replace the cell and perform an Initial Calibration.
Why does my MSA Toxgard II Monitor display SENSOR?
If the MSA Monitor display shows 'SENSOR', it indicates that the sensor cell output is below an acceptable signal level. To resolve this, replace the sensing cell and perform an Initial Calibration.
What causes the MSA Monitor to display LO FLO?
If your MSA Monitor shows 'LO FLO' on the display, it means there's restricted air flow or the pump is inoperative. Try clearing the tubing to remove any obstructions. If the issue persists, the pump may need to be replaced.
Why is my MSA Monitor giving a low gas reading?
If the MSA Monitor gives a low gas reading, it could be due to a clogged sensor water stop disc, a misaligned stop disc, or poor gas flow/damaged cell. Try cleaning or replacing the disc. If that doesn't work, realign the disc and gasket. For poor gas flow or a damaged cell, check if the display shows 'CAL FAULT'.
What does it mean when my MSA Toxgard II Monitor display flashes Err 6?
If the MSA Monitor display flashes Err 6, it indicates that the battery power is exhausted. Connect the unit to line power for recharge.
What does it mean when my MSA Monitor flashes Err 2?
If the MSA Monitor display flashes Err 2, it means there is an invalid cell type. To fix this, replace or repair the main board.
What to do if my MSA Toxgard II display flashes Err 3?
If the MSA Monitor display flashes Err 3, it indicates that the non-volatile memory is not detected. Try cycling the power or repairing the main board.
What does error Err 4 mean on my MSA Toxgard II?
If the MSA Monitor display shows Err 4, it indicates that the non-volatile memory has been reset or not initialized, or that the cell type has changed. Perform an Initial Calibration to resolve this. It could also be caused by a damaged sensor or sensor body, in which case you should replace the sensor or sensor body and perform an initial calibration.
General| Device Type | Gas Monitor |
|---|---|
| Manufacturer | MSA |
| Model | Toxgard II |
| Sensor Type | Electrochemical |
| Display | LCD |
| Enclosure Rating | IP65 |
| Detection Gases | Various toxic gases |
| Measurement Range | Varies by gas |
| Operating Temperature | -20°C to +50°C |
| Operating Humidity | 0% to 95% RH (non-condensing) |
| Alarms | Audible, visual, and vibrating alarms |
| Output Signals | 4-20 mA |
| Certifications | UL, CSA, ATEX, IECEx |
| Detection Principle | Electrochemical sensors |
Details the seller's warranty against defects and workmanship for the product.
Defines the purchaser's sole remedy as repair or replacement of defective equipment.
States seller is not liable for economic, special, incidental, or consequential losses.
Emphasizes strict adherence to manual instructions for safe and correct operation.
Monitors must not be installed in areas with explosive gas concentrations.
Specifies the monitor detects toxic gases, not combustible or inert atmospheres.
Warns about sensor contamination and stresses frequent calibration.
Prohibits painting the monitor or near the sample line inlet to avoid interference.
Highlights calibration checks as the absolute method for ensuring proper operation.
Covers unpacking, initial inspection, and identifying the Toxgard II Monitor.
Guidance on mounting the monitor and available gas sampling options.
Details sample/exhaust line placement, remote sensor wiring, and connections.
Covers settings, dip switches, controller operation, battery backup, and alarms.
Guides the user through the initial power-up and warm-up sequence.
Lists required calibration kits, span gas values, and cylinder information.
Covers calibration documentation and overview of the process.
Step-by-step instructions for zeroing and spanning the gas monitor.
Covers specific calibration for Oxygen, Initial, and Airline Monitor models.
Basic cleaning and periodic maintenance for trouble-free operation.
Step-by-step guide for replacing the gas sensor element.
Information on how to order replacement sensor kits and other parts.
Describes the duct mount kit's purpose and advantages.
Detailed steps for installing the duct mount kit and sensor.
