# Conveyor: number of queue objects

**URL:** <https://tech-community.robotics.abb.com/t/conveyor-number-of-queue-objects/1898>\
**Category:** Robot Controller\
**Created:** [May 29, 2008, 4:27pm UTC](https://tech-community.robotics.abb.com/t/conveyor-number-of-queue-objects/1898 "2008-05-29T16:27:04Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![system](https://dub1.discourse-cdn.com/flex005/user_avatar/tech-community.robotics.abb.com/system/32/6_2.png) [@system](https://tech-community.robotics.abb.com/u/system)\
**Post date:** [May 29, 2008, 4:27pm UTC](https://tech-community.robotics.abb.com/t/conveyor-number-of-queue-objects/1898/1 "2008-05-29T16:27:04Z")

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My question is:

How many object can it has a queue tracking?

Thanks you very much!!

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<div class="post-metadata">

**Author:** ![Scott](https://avatars.discourse-cdn.com/v4/letter/s/3e96dc/32.png) [@Scott](https://tech-community.robotics.abb.com/u/Scott)\
**Post date:** [August 5, 2015, 2:02am UTC](https://tech-community.robotics.abb.com/t/conveyor-number-of-queue-objects/1898/2 "2015-08-05T02:02:50Z")

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Hello mayma,  
c1ObjectsInQ - Group input showing the number of objects in the object queue. These objects have passed the synchronization switch but have not gone outside the start window.  
This group input occupies 8 bit address space so there are at most 256 objects in queue.