BEI Sensors GHM9 Incremental Shaft Encoder User Manual

Ghm9, Overspeed speed switch, ghm9 series

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GHM9

OVERSPEED SPEED SWITCH, GHM9 SERIES

The overspeed switch function on the 90mm

range – a sturdy mechanical security module without external power supply:

radial commutation centrifugal switch without permanent contact.

high quality mechanics reliability.

excellent repeatability.

securised system, works without power supply.

modular mounting possibility.

commutation speed : standard calibration range between 800 and 4 000 rpm (rotation per minute).

Especially designed for heavy duty industry (steel and paper mills, lumber, cranes, engine etc...). Sturdy compact conception.
Excellent resistance to shocks/vibrations and to extreme axial/radial loads.
12mm or 11mm solid shaft with 115mm REO (Euroflange B10) for tacho-generator type mounting.














Solid shaft GHM9_11 with overspeed switch

Solid shaft GHM9_12 with overspeed switch

The compactness of the assembly, which can be proposed by BEI SENSORS, allows the combination of overspeed switch and encoder

presenting a particularly interesting cost / performances relation.

EXAMPLE: INCREMENTAL ENCODER GHM9_11 WITH OVERSPEED SWITCH


CENTRIFUGAL SWITCH CHARACTERISTICS





Changes possible without further notice - Version 121106

Material

Cover : zinc alloy

Weight

1,10kg

Body: aluminium

Operating temperature

-30 … +130°C

Max. speed

1,5 . n

s

IP(EN 60529)

IP 65 (mounted)

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