What to do if Dräger MQG 0020 Security Sensors display error 355?
If error code 355 appears, it indicates that the temperature is too low. Operate the instrument within the allowed temperature range.
What to do if Dräger Security Sensors database is full?
If error code 154 appears, it indicates that the database is full. To resolve this, read the database and clear the memory.
What to do if Dräger MQG 0020 Security Sensors database is 90% full?
If error code 153 appears, it indicates that the database is 90% full. To resolve this, read the database soon and then clear the memory.
Why Dräger Security Sensors display '– –'?
The display showing '– –' on your Dräger Security Sensors indicates that the measuring range may be calibrated incorrectly. Recalibrate the measuring range. If the issue persists, the electronics or sensors could be defective, requiring repair by DrägerService.
What to do if Dräger MQG 0020 bump test interval has elapsed?
If error code 155 appears, it indicates that the interval for the bump test has elapsed. Perform the bump test.
What to do if Dräger Security Sensors display error 304?
If error code 304 appears, it indicates that the Dräger Sensor XS EC1 is not inserted or is defective. Check DrägerSensor XS EC1.
What does error 301 mean on Dräger MQG 0020?
Error code 301 indicates no valid zero point adjustment of the Dräger Sensor XS EC1. Perform a fresh air calibration.
What does error 302 mean on Dräger MQG 0020?
Error code 302 indicates no valid sensitivity adjustment of the Dräger Sensor XS EC1. Perform sensitivity adjustment or fresh air adjustment.
How to fix error 305 on Dräger Security Sensors?
Error code 305 indicates an error during the bump test of Dräger Sensor XS EC1. Repeat the bump test. If necessary, adjust or replace the Dräger Sensor XS EC1.
What does error 159 mean on Dräger MQG 0020 Security Sensors?
Error 159 means adjustment is not possible because a message is preventing the function (e.g., sensors in warm-up phase). Identify the message code via the info menu and switch off the device, if necessary.
Explains the meaning and use of alert icons in the document.
Provides a visual overview of the instrument's components and their labels.
Step-by-step guide for safely replacing batteries or rechargeable battery packs.
Important checks and safety precautions to perform before using the instrument in a work environment.
Explains how to recognize and interpret different types of alarms displayed by the instrument.
Details the indication of the main battery alarm and automatic shutdown.
General| Operating Temperature | -20 °C to +50 °C |
|---|---|
| Weight | Approx. 300 g |
| Measurement Range | 0-100% LEL |
| Resolution | 1 %LEL |
| Response Time | <15 s |
| Humidity Range | 15 to 95 % RH, non-condensing |
| Output Signal | 4-20 mA |
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