Instruction/ maintenance manual of the product Autochangeover Controllers AC4 Liebert
Go to page of 4
1 AC 4 Product Specification / Installation Sheet Description The Liebert AC 4 is ideal for co ordinated co ntrol of systems with redundant equipment, such as multiple environm ental units or pumps.
2 Hardware and Component s The AC4 comes standard with an enclosure, a contro ller board and a liquid crystal display (LCD). Enclosure The AC4 enclosure features a key lock for added security. The enclosure is made of metal to accommodate secure conduit fittings and protect components against environmental debris.
3 Dimensions Wiring S pecifications Connection Supported Wire Type Maximum Wire Length Rating Digital Input 18-22 AWG Stranded & Unshielded 18 AWG* (recommended) Non Plenum - Belden 9740 Plenum - Belden 89740 750 ft.
4 © 2004 Liebert Corporation All rights reserved throughout the world. S pecifications subject to change with out notice. ® Liebert and the Liebert logo are registered trademarks of Liebert Corporation. Al l names referred to are trademarks or registered trademarks of their respective owners.
An important point after buying a device Liebert Autochangeover Controllers AC4 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Liebert Autochangeover Controllers AC4 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Liebert Autochangeover Controllers AC4 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Liebert Autochangeover Controllers AC4 you will learn all the available features of the product, as well as information on its operation. The information that you get Liebert Autochangeover Controllers AC4 will certainly help you make a decision on the purchase.
If you already are a holder of Liebert Autochangeover Controllers AC4, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Liebert Autochangeover Controllers AC4.
However, one of the most important roles played by the user manual is to help in solving problems with Liebert Autochangeover Controllers AC4. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Liebert Autochangeover Controllers AC4 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
