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Summary of Contents for GHM GREISINGER G 1910 Series
- Page 1 Quick reference guide G 1910 series Compact CO monitor with alarm...
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Page 2: Table Of Contents
Table of contents G 1910 series Table of contents About this documentation ............4 Foreword ..................4 Legal notices .................. 4 Further information ................. 4 Safety ..................5 Explanation of safety symbols ............5 Foreseeable misuse ............... 5 Safety instructions ................7 Intended use ................... - Page 3 G 1910 series Table of contents Operating and maintenance notices..........16 calibration ................16 6.2.1 1-point adjustment ................ 17 6.2.2 2-point adjustment ................ 18 6.2.3 Basic sensor adjustment ............... 19 6.2.4 Notes on the use of the gas sampling extraction device ....20 Battery ..................
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Page 4: About This Documentation
1 | About this documentation G 1910 series About this documentation Foreword Read this document carefully and familiarise yourself with the operation of the device before you use it. Keep this document ready to hand and in the immediate vicinity of the device so that it is available to the personnel/user for reference at all times in case of doubt. -
Page 5: Safety
G 1910 series Safety | 2 Safety Explanation of safety symbols DANGER This symbol warns of imminent danger, which can result in death, severe bodily injury, or severe property damage in case of non-observance. CAUTION This symbol warns of potential dangers or harmful situations, which can cause damage to the device or to the environment in case of non-observance. - Page 6 2 | Safety G 1910 series DANGER Danger due to elevated CO concentration The device is not suitable for use as personal protective equipment (PPE) with ele- vated CO levels. However, it can indicate an elevated CO value. The measured value appears in the display as a % or ppm value.
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Page 7: Safety Instructions
G 1910 series Safety | 2 Safety instructions DANGER Danger of explosion! Do not use batteries! This will cause the batteries to heat up during the charging process, causing them to burst and, in the worst case, explode! CAUTION Empty or inferior batteries, as well as different states of charge, can lead to leakage and thus to damage to the device. -
Page 8: Qualified Personnel
2 | Safety G 1910 series Qualified personnel For commissioning, operation and maintenance, the relevant personnel must have ad- equate knowledge of the measuring process and the significance of the measure- ments. The instructions in this document must be understood, observed and followed. In order to avoid any risks arising from interpretation of the measurements in the con- crete application, the user must have additional expertise. -
Page 9: The Device At A Glance
G 1910 series The device at a glance | 3 The device at a glance Micro USB socket Sensor openings LCD Display Front view Display elements Display Charge status display Evaluation of the charge status Unit display Display of units or type of mode, min/max/hold Main display Measurement of the current CO value... -
Page 10: Operating Elements
3 | The device at a glance G 1910 series Operating elements On / Off button Press briefly Switch on the device Activate / deactivate lighting Long press Switch off the device Reject changes in a menu Up / Down button Press briefly Display of the min/max value Change value of the selected parameter... -
Page 11: Operation
G 1910 series Operation | 4 Operation Opening the configuration menu Press the Function key for 2 seconds to open the Configuration menu. (ONF appears in the display. Release the Function key. Parameter Values Meaning Measuring unit measurement in % measurement in ppm Alarm No alarm active... - Page 12 4 | Operation G 1910 series AL.2 Main-alarm limit (only available if AL <> off) G 1910-02: AL.1 .. 1.000 Alarm limit in % or ppm, the main alarm is triggered when the value is exceeded AL.1 .. 10000 G 1910-20: AL.1 .. 3.200 Alarm limit in % or ppm, the main alarm is triggered when the value is exceeded AL.1 ..
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Page 13: Call-Up Of The Expanded Settings Menu
G 1910 series Operation | 4 Call-up of the expanded settings menu The advanced setting contains the parameters for the adjustment function of the de- vice. Switch the device off. Hold the down button and press the On/Off button briefly to switch on the device and open the expanded settings menu. -
Page 14: Measurement Basics
5 | Measurement Basics G 1910 series Measurement Basics NDIR CO sensor 5.1.1 Explanation The sensors are based on non-dispersive infrared sensor technology, NDIR. This is the most widely used sensor technology for CO measurement. The principle of the NDIR sensor is that an IR light source is focusses so that an opti- cal beam is created, which passes through the existing gas, including CO . -
Page 15: Alarms
G 1910 series Measurement Basics | 5 Alarms A two-stage alarm is integrated in the device, which warns by visual and/or acoustic signal when the respective set limits are exceeded. – pre-alarm warns when the limit is exceeded, depending on the setting, via text insertion, flashing of the backlight and/or with a brief tone. -
Page 16: Operation And Maintenance
6 | Operation and maintenance G 1910 series Operation and maintenance Operating and maintenance notices CAUTION Damage to the sensor A sensitive optical sensor is installed in the device. The sensor parameters can change due to impact or falling. This can result in incorrect measurements. –... -
Page 17: 1-Point Adjustment
G 1910 series Operation and maintenance | 6 To start the calibration, press the Function key for 4 seconds. For further information, please refer to the following chapter for the adjustment se- lected in the Expanded settings menu. After the calibration is finished [AL DONE is displayed. Then, the current measurement is shown in the display again. -
Page 18: 2-Point Adjustment
6 | Operation and maintenance G 1910 series 6.2.2 2-point adjustment Used for optimisation of the accuracy for extreme requirements over a wide measuring range beginning from 0 ppm. Required material: – Test gas (>350 ppm) for gradient correction – Test gas 0 ppm CO for zero point –... -
Page 19: Basic Sensor Adjustment
G 1910 series Operation and maintenance | 6 6.2.3 Basic sensor adjustment Used to reset the sensor in case of deviations beyond the normally expected devia- tions. The values of all prior adjustments are reset and cannot be restored. A plausibil- ity check of the carbon dioxide concentrations does not take place. -
Page 20: Notes On The Use Of The Gas Sampling Extraction Device
6 | Operation and maintenance G 1910 series 6.2.4 Notes on the use of the gas sampling extraction device For adjustment with reference gas, the sensor openings of the device must be covered and a connection piece screwed in. We offer corresponding sets for this purpose Remove plug Place gas orifice on gas inlet holes Screw in the Quickconnect adapter... -
Page 21: Battery
G 1910 series Operation and maintenance | 6 Battery 6.3.1 Charge status display If the battery status display blinks, the batteries are depleted and must be recharged. However, the device will still operate for a certain length of time. If the BAT display text appears in the main display, the rechargeable battery voltage is no longer adequate for operation of the device. - Page 22 6 | Operation and maintenance G 1910 series CAUTION Damage! If the rechargeable batteries have different charge levels, leaks and thus damage to the device can occur. – Only use new, high-quality rechargeable batteries! – Do not use different types of rechargeable batteries! –...
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Page 23: Error And System Messages
G 1910 series Error and system messages | 7 Error and system messages Display Meaning Possible causes Remedy ---- No signal from the Sensor not ready Wait the start-up time of the sensor sensor Measurement far concentration Place the device in clean outside of the meas- too high outdoor air... - Page 24 7 | Error and system messages G 1910 series STAB No measurement Device in extremely Bring about a change in the change within 2 constant environ- measured value * minutes ment Sensor defect Send in for repair Calibration errors (AL ERR.1 Zero point adjust- Incorrectly meas- Expose sensor to a test gas...
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Page 25: Technical Data
G 1910 series Technical data | 8 Technical data G 1910-02 Measuring range 0 .. 2000 ppm CO 0.000 .. 0.200 % CO (specified accuracy) Measuring range (not 0 .. 10000 ppm CO 0.000 .. 1.000 % CO specified) Accuracy ±... -
Page 26: Disposal
9 | Disposal G 1910 series Current supply 2 * AA-NiMH batteries (included in delivery) Current requirement approx. 50 mA, approx. 60 mA with lighting Battery life approx. 24 hours with NiMH batteries (without backlighting) (charging time approx. 8 hours) Charging connection Micro USB socket (not a data connection) Battery indicator 4-stage battery status indicator,... -
Page 27: Service
Service 10.1 Manufacturer If you have any questions, please do not hesitate to contact us: Contact: GHM Messtechnik GmbH GHM GROUP - Greisinger Hans-Sachs-Str. 26 93128 Regenstauf | GERMANY Mail: info@greisinger.de | www.greisinger.de WEEE-Reg. no. DE 93889386 Accessories Spare parts: AA-AKKU Art.
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