Kobold AFH-G Operating Instruction Download Page 12

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AFH-G

Seite 12

AFH-G 07/02

13. Declaration of Conformance

We, KOBOLD-Messring GmbH, Hofheim-Ts, Germany, declare under our sole
responsibility that the product:

Humidity/Temperature- Measuring Instrument

Model: AFH-G

to which this declaration relates is in conformity with the standards noted below:

DIN EN 60730-2-1

1993

VDE 0631 2

1989

IEC 730-2-1

Also the following EWG guidlines are fulfilled:

73/23/EWG
89/336/EWG

Unterschrift:

Datum: 22.06.01

Summary of Contents for AFH-G

Page 1: ...Operating Instruction for Humidity Temperature Measuring Instrument Model AFH G...

Page 2: ...ulation applying to procedural safety and the prevention of accidents 2 Contents 1 Note 2 2 Contents 2 3 Specific Application 3 4 Operating Principles 3 5 Instrument Inspection 5 6 Mechanical connecti...

Page 3: ...ise to a measurable change in length The length of the plastic fibres is thus a measure of the relative humidity The swelling effect acting primarily in the longitudinal direction is sensed by an elec...

Page 4: ...ain their long term stability it is important that the measuring elements undergo a special ageing process details of which cannot be given here 4 3 Reaction of the sensor Due to the law of diffusion...

Page 5: ...spection These devices are checked before dispatch and sent away in perfect condition Should the damage to a device be visible we recommend a thorough inspection of the delivery packing In case of dam...

Page 6: ...rectly to the source of the trouble A suit able suppressor has the added advantage that components such as relays mi croswitches etc have a longer service life Further difficulties during installation...

Page 7: ...AFH G AFH G 07 02 Seite 7 7 Electrical connection 7 1 Passive sensors 7 2 Active sensors...

Page 8: ...erage temperature coefficient 0 1 RH K at 20 C and 50 RH Allowed air speed 8 m s with gauze protection optional 15 m s Half life at V 2 m s 1 2 min Sensor length 220 mm Sensor material stainless steel...

Page 9: ...ents Such substances are resin aerosols lacquer aerosols smoke depos its etc The water resistant property of the Kobold sensors allows for cleaning using water Solvents cannot be used for this purpose...

Page 10: ...ecuring lacquer When the lacquer is removed the screw can be adjusted After calibration the adjuster screw should again be secured Important The air s capacity to absorb water is influenced among othe...

Page 11: ...AFH G AFH G 07 02 Seite 11 12 Dimensions...

Page 12: ...sole responsibility that the product Humidity Temperature Measuring Instrument Model AFH G to which this declaration relates is in conformity with the standards noted below DIN EN 60730 2 1 1993 VDE 0...