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H74.0.04.6C-04
Oxygen meter for dissolved oxygen
with integrated temperature and pressure measuring
Sauerstoffmessgerät für gelösten Sauerstoff
mit Temperatur und Druckmessung
GMH 3611
Operating manual
As of Version 1.0
Please keep for future reference!
WEEE-Reg.-Nr. DE 93889386
GHM Messtechnik GmbH • Standort Greisinger
Hans-Sachs-Str. 26 • D-93128 Regenstauf
+49 (0) 9402 / 9383-0
+49 (0) 9402 / 9383-33
info@greisinger.de
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Related Manuals for GHM-Messtechnik GREISINGER GMH 3611
Summary of Contents for GHM-Messtechnik GREISINGER GMH 3611
- Page 1 H74.0.04.6C-04 Oxygen meter for dissolved oxygen with integrated temperature and pressure measuring Sauerstoffmessgerät für gelösten Sauerstoff mit Temperatur und Druckmessung GMH 3611 Operating manual As of Version 1.0 Please keep for future reference! WEEE-Reg.-Nr. DE 93889386 GHM Messtechnik GmbH • Standort Greisinger Hans-Sachs-Str.
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Page 2: Table Of Contents
H74.0.04.6C-04 Operating Manual GMH 3611 page 2 of 14 Contents GENERAL NOTE ..............................2 DESIGNATED USE ..............................3 SAFETY ..................................3 ..........................3 AFETY SIGNS AND SYMBOLS .............................. 3 AFETY GUIDELINES PRODUCT DESCRIPTION ............................4 ..............................4 COPE OF SUPPLY ...................... -
Page 3: Designated Use
H74.0.04.6C-04 Operating Manual GMH 3611 page 3 of 14 2 Designated Use The GMH 3611 is measuring dissolved oxygen in Water. The measuring is performed by means of a suitable oxygen sensor (included in supply in standard instrument) connected to the Mini-DIN socket, the sensor measures at the membrane at the tip of the sensor. Due to the properties of the sensor, it has to be calibrated regularly (e.g. -
Page 4: Product Description
H74.0.04.6C-04 Operating Manual GMH 3611 page 4 of 14 4 Product Description 4.1 Scope of supply The scope of supply includes: GMH 3651 with 9V-battery Operating Manual The necessary oxygen sensor is chosen separately due to application. 4.2 Operation and maintenance advice 1. -
Page 5: Connections
H74.0.04.6C-04 Operating Manual GMH 3611 page 5 of 14 4.4 Connections Output: Operation as interface for t he connection of galvanically isolated adapters (accessories: GRS 3100, USB 3100) Attention: The mode of operation has to be configured (p.r.t Chapter 5) and influences the power consumption. -
Page 6: Pop-Up Clip
H74.0.04.6C-04 Operating Manual GMH 3611 page 6 of 14 4.7 Pop-up clip Handling: • Pull at label “open” in order to swing open the pop-up clip. • Pull at label “open” again to swing open the pop-up clip further. Pop-up clip closed Pop-up clip at position 90°... -
Page 7: Configuration
H74.0.04.6C-04 Operating Manual GMH 3611 page 7 of 14 5 Configuration Some menu points depend on current device settings. Store To change device settings, press „Menu“ for 2 seconds. This will activate the configuration menu (main Menu Quit Store display: “Set”). Pressing „Menu“ changes between the menus points, pressing jumps to the Menu... -
Page 8: The Oxygen Sensor
H74.0.04.6C-04 Operating Manual GMH 3611 page 8 of 14 6 The Oxygen Sensor 6.1 Design of Sensor GWO 3600 General information The oxygen electrode is an active electrode consisting of a silver cathode and a lead anode with the electrolyte being potassium hydroxide (KOH). In case of oxygen being present it will be reduced at the silver cathode, i.e. -
Page 9: Oxygen Measuring - Please Note
H74.0.04.6C-04 Operating Manual GMH 3611 page 9 of 14 Oxygen Measuring - please note Please observe the following points when measuring dissolved oxygen: - For measuring remove the protective flask. - Do not disconnect electrode from device. If electrode has been disconnected, wait 2 - 3 hours till the final electrode signal has settled before carrying out measurements or a calibration. -
Page 10: Evaluation Of Sensor State (Ele
H74.0.04.6C-04 Operating Manual GMH 3611 page 10 of 14 Air calibration without accessories ('Cal Air') 100% The electrode will be exposed to ambient air. To protect it 5 °C 1.007 1.005 1.003 1.002 1.00 from draughts, wrap electrode in a paper towel. (before 10 °C 1.01 1.007... -
Page 11: Inspection Of The Accuracy / Adjustment Services
H74.0.04.6C-04 Operating Manual GMH 3611 page 11 of 14 9 Inspection of the accuracy / Adjustment Services The instrument can be sent to the manufacturer for adjustment and function test. Only the manufacturer can check all systems on correct them if necessary. Calibration certificates –... -
Page 12: Error And System Messages
H74.0.04.6C-04 Operating Manual GMH 3611 page 12 of 14 11 Error and System Messages Display Meaning Remedy low battery voltage, device will continue to work replace battery for a short time If mains operation: wrong voltage replace power supply, if fault continues to exist: device damaged low battery voltage replace battery... -
Page 13: Specification
H74.0.04.6C-04 Operating Manual GMH 3611 page 13 of 14 12 Specification Measuring ranges Oxygen concentration 0.00 ... 70.00 mg/l or ppm electrochemical sensor GWO 3600 Oxygen saturation 0.0 ... 600.0 % O (0.0 .. 427.5 mmHg)“ Oxygen partial pressure 0 ... 1200 hPa O Sensor temperature -5.0 ... - Page 14 H74.0.04.6C-04 Operating Manual GMH 3611 page 14 of 14...
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