LUL - S1096
Control of Lift and Escalator Controller Software
|Publication Date:||1 April 2015|
This standard applies to lift and escalator logic controllers and variable speed drives. Logic controllers could be programmable logic controllers (PLC) or microprocessors/ micro-controllers. The variable speed drives are sometimes referred to as "inverters". In reference to the controller software and parameters, this standard applies to passwords, parameters and software code.
The requirements of this Standard are in addition to the requirements of LU Standard S1210: Safety related software.
London Underground's fleet of lifts and escalators are
controlled by programmable logic controllers (PLC) or