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wiring diagram:
(click to enlarge)
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The alarm systems made by Dossena, series ISA-RACK, satisfy every supervisor and management’s needs required in conformity with ISA standards.
When change input contacts state, the ISA-RACK device passes from normal condition to alarm condition. You can have an acoustic or visible signal with ISA sequence.
They are realized in a Rack aluminium case for mounting on frontal electric panel board. The ISA-RACK series are available with standard light points of 48x24 mm and upon request 48x48mm.
Thanks to TEST button is possible to check the function of device in a rapid and simple way.
The ISA-RACK series has got small overall dimension they are easy to install and can be used in different applications, in every case where for example is necessary to control and to visualize chemical, petrochemical systems or in case of production process or industrial boilers etc.
Upon request it’s possible to order alarm systems under ISA alarm standard , by realizing single components to mount at bottom of electric board with a visualizing panel on front of board.
- alarms sequence to set upon ISA S18.1
- alarm displayed with windows 48x24mm or 48x48mm
- number of input alarm (NO or NC) upon request
- 1 relay for acoustic signaling
- number of repetition relays for single alarm upon request (optional)
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