3 of 12 2 Designated Use The GMH 3692 is measuring oxygen in air and gas mixtures either as partial pressure or as concentration in %vol. For the measuring an external sensor of the type GOO-... or GGO... has to be connected to the MINI-DIN- socket.
H74.0.14.6C-05 Operating Manual GMH 3692 page 4 of 12 4 Product Description 4.1 Scope of supply The scope of supply includes: GMH 3692 with 9V-battery Operating manual The necessary oxygen sensor is chosen separately due to application. 4.2 Operation and maintenance advice 1.
H74.0.14.6C-05 Operating Manual GMH 3692 page 5 of 12 4.4 Anschlüsse 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.
H74.0.14.6C-05 Operating Manual GMH 3692 page 6 of 12 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
H74.0.14.6C-05 Operating Manual GMH 3692 page 7 of 12 Menu Parameter Value Description key or key Menu p.r.t key Set Configuration: General configurations P 02 Oxygen partial pressure display in hPa [H 2 (ONF P 02 mmHg Oxygen partial pressure display in mmHg Second.
The gas flow should be chosen in a suitable range, where no overpressure can happen, esp. if the sensor is connected directly to the source e.g. by means of a tube. GGA (closed sensor with pressure port) Not suitable for GMH 3692...
H74.0.14.6C-05 Operating Manual GMH 3692 page 9 of 12 7 Calibration of the Sensor In order to compensate for ageing of the sensor, the sensor has to be calibrated at regular intervals. The device is equipped with an easy-to-use calibration functions.
H74.0.14.6C-05 Operating Manual GMH 3692 page 10 of 12 7.4 Calibration Interval ([.INT) You can enter the interval after which the device reminds you to recalibrate in the configuration. The interval times should be chosen according to the application and the stability of the sensor.
H74.0.14.6C-05 Operating Manual GMH 3692 page 11 of 12 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...
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