automatic barrier
1Barrier — may refer to: * Automatic full barriers, railway * Barricade * Crash barrier, highway * Language barrier, culture/linguistics * Noise barrier, noise prevention * Road block * Separation barrier, prevents the movement of people across a certain… …
2Automatic full barriers — are a set of four half barriers closing a road at a railway level crossing. Typically the barriers on the approach side to the crossing are lowered first with those on the exit side following shortly after. The sequence timing is set to allow… …
3Automatic transmission — An automatic transmission (commonly AT or Auto ) is an automobile gearbox that can change gear ratios automatically as the vehicle moves, freeing the driver from having to shift gears manually. Similar but larger devices are also used for heavy… …
4barrier option — options contracts that remain dormant until a trigger point (the barrier price) is reached, at which point the call or put option is activated, and results either in a long or short options position, or in the automatic exercise of an options… …
5barrier options — options contracts that remain dormant until a trigger point (the barrier price) is reached, at which point the call or put option is activated, and results either in a long or short options position, or in the automatic exercise of an options… …
6Automatic meter reading — [ smart meter ( [http://www.elstermetering.com/en/1914.shtml Elster REX type R15] ) with 900MHz mesh network topology for AMR] Automatic meter reading, or AMR, is the technology of automatically collecting data from water meter or energy metering …
7Boom barrier — Boom barriers at a railway crossing in Australia …
8Remote control — For other uses, see Remote control (disambiguation). A television remote control unit (RCU) A remote control is a component of an electronics device, most commonly a television set, used for operating the television device wireless …
9ERLAWS — ERLAWS, the Eastern Ruapehu Lahar Alarm and Warning System, is a lahar warning system installed on Mount Ruapehu following volcanic eruptions in 1995–1996.IntroductionThe 1995–1996 eruptions of Ruapehu in the North Island of New Zealand left a 7… …
10Cresswell railway station — This article is about the former railway station in Staffordshire. For the railway station in Derbyshire, see Creswell railway station. Cresswell Level crossing at the site of the former station …
