Instruction/ maintenance manual of the product 214A404 Emerson
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381333–063 B 50 Hanove r Road, F lorham Park, New J ersey 07932–1591 USA For sales or service call 1 800 800–2726 (A SCO ) www.ascopower .com AS CO PO WER TECH NO LOGI E S CA NA DA PO Box 1238, .
1 Serial Comm unications Serial communic ations permits lar ge amounts of information to be processed over a few wires. In the serial communications sys tems us ed by ASCO, e ach ind ividua l devi ce in the syste m - - - autom atic tra nsfer switc h, bypass- isolati on switc h, A TS annun cia tor, etc .
2 INST ALLA TION (cont inued) P ow er Wiring The Ma ste r A TS Annuncia tor can be powered by either an ac or dc sourc e (but not bo th) as show n on the Outline and Ins tallation drawing 387797 a nd in F igure 3. F or ac wiring use a Class 2 bell transformer with a 120 V ac primary and a 16 V ac second ary (12 V A mini mum ).
3 SETTING UP THE A TS ANNUNCIA TORS Catalog 214A400, 214A404 Master A TS Annunciato rs Catalo g 214A401 Slave A TS Annunciator Master ATS Annunciator fact ory default settings Slave ATS Annunciator facto ry def ault setti ngs Figur e 5. D IP switches in Master .
4 SETTING UP THE A TS ANNUNCIA TORS.
5 SETTING UP THE A TS ANNUNCIA TORS.
6 OPERA TION Cata log 214A400, 214A 404, and 214A401 A TS Annunciators com munica te wi th ASCO automati c trans fer swi tches to re port their s tatus . Each automati c transf er switc h is co ntin uou sly polled and report s its sta tus back to the A TS Annunciator .
7 TR OUBLE- SHOOTING T able A. T rouble Sho oting the A TS Annunciato r Proble m Probable C ause Corr ect ive A ct io n 1. Norm al and Emergen cy light s fla s h alt er na t ely on al l A TS Annunciators. No communicatio n made. Incorrect, broken, o r shorted wiring between A TSs and A TS Annunciators.
An important point after buying a device Emerson 214A404 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Emerson 214A404 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 Emerson 214A404 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Emerson 214A404 you will learn all the available features of the product, as well as information on its operation. The information that you get Emerson 214A404 will certainly help you make a decision on the purchase.
If you already are a holder of Emerson 214A404, 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 Emerson 214A404.
However, one of the most important roles played by the user manual is to help in solving problems with Emerson 214A404. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Emerson 214A404 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
