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General| Sensor Type | Electrochemical |
|---|---|
| Display | LCD |
| Operating Temperature | -20°C to +50°C |
| Gas Detection | Yes |
| Alarm | Audible and visual |
| Ingress Protection | IP65 |
| Weight | Approx. 130g |
| Detection Range | Varies by sensor type |
| Protection Rating | IP65 |
| Gas Type | Varies (O2, CO, H2S, SO2, NO2, etc.) |
Introduces the initial setup and familiarization with the Gasman unit.
Identifies the key components and features of the Gasman unit.
Step-by-step instructions on how to power on the Gasman unit.
Details the sequence of displays and alerts during the unit's warm-up phase.
Explains the automatic zeroing process and how to confirm it.
Describes the visual, audible, and vibration alerts triggered by gas hazards.
Instructions for powering down the Gasman unit and its storage conditions.
Guidelines for storing the Gasman unit to optimize performance and lifespan.
References to other sections for battery recharging, accessories, and troubleshooting.
Introduces the Gasman as a portable single gas detector for hazardous environments.
Highlights Gasman's compact design, single button operation, and available accessories.
Explains the plug-and-play i-module sensor system and its benefits.
Details the Gasman's durable, water-tight, and shock-resistant construction.
Describes the integrated software designed for quality, integrity, and malfunction monitoring.
Step-by-step guide for powering on the Gasman unit and initial checks.
Explains the normal operating display and confidence signals indicating unit health.
Interprets various icons and symbols shown on the Gasman display.
Details how to access and use Peak and TWA (Time Weighted Average) readings.
Describes how Gasman records operational data and diagnostic events.
Information on Li-ion batteries, recharge time, and operating hours.
Details the available charging units and power requirements.
Recommendations for replacing rechargeable batteries.
Information on using and replacing non-rechargeable Lithium Cell battery packs.
Explains alarm levels and their configuration for different gases.
Describes how alarms can be latched or muted, and sounder tone options.
Details the '9999' over-range condition for flammable gas and its handling.
Describes clip options like hard hat and pocket clips for attaching the Gasman.
Instructions for attaching the Gasman using chest harness or shoulder strap.
Instructions on how to fit the flow cap for manual sampling.
Overview of the kit for gas testing and calibration.
Step-by-step guide on how to conduct a gas test on the Gasman unit.
Instructions for performing a one-button calibration after a zeroing procedure.
Lists common issues with gas testing and calibration and their solutions.
Routine maintenance tasks for the Gasman unit, including cleaning.
Explains auto-zero and recommends calibration intervals and methods.
Specific zeroing procedures for the Gasman IR CO2 model.
Special procedures for calibrating ozone sensors and fitting requirements.
Importance of correct flow rate for calibration and recommended settings.
How to connect the Gasman to a PC using the charger unit and software.
Steps for installing and using the Crowcon Portables PC software.
Details the instrument's data and event logging features and capacity.
Step-by-step guide for safely removing and installing i-module sensors.
Further steps for ensuring the sensor is correctly seated and recognized.
Lists physical dimensions, weight, operating temperature, humidity, and display type.
Details ATEX, IECEx certifications, and safety standards compliance.
Lists single and multiway chargers and related interface kits.
Lists available i-module sensors and flow sampling accessories.
Lists accessories for carrying, wearing, and PC communication.
Lists spare parts such as batteries, elastomers, screws, and moulding sets.
Addresses common problems like not switching on or no confidence beep.
Solves issues related to gas readings, autozero failures, and calibration expiry.
Discusses limitations of catalytic, electrochemical sensors, humidity, and cross-sensitivity.
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