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A) – Encoder
B) – Pulley
C) – Symbols
DMG’s rope and pulley Encoder provides the Playboard controller with a reliable, accurate and easy to install elevator
car position detection system. The encoder calculates elevator car position by detecting the movement of the rope
fixed to the cabin and checks this information with reference positions (detected during
the initial self learning procedure). If present, discrepancies in the reading are detected and compensated at every
passage on AGB/AGH limit switches and door zone (ZP) positions. Actual deceleration distance is set by the position
of AGB/AGH limit switches. System accuracy is 1,2mm.
The activation of ZP door zone sensors also enables the door open command.
More over it is possible to set Inpsection limit point (no safety contacts).