A new Annunciator has been invented by Wm. Horsfall, of New York City, who has taken measures to secure a patent. The improvement relates to the construction and arrangement of the index plates.

The ISA18 committee, Instrument Signals and Alarms, has reactivated a working group to revise ISA–18.1, Annunciator Sequences and Specifications, which was first published as an American National ...

In those days, hotel fires were rightly to be dreaded. The Southern proudly claimed to have a new "annunciator," an early heat-sensing alarm. Shortly after 1 a.m. on April 11, 1877, the first ...

Not great, not terrible. But he since switched the whole board over to 12V, with an array of relays for delivering power to the appropriate annunciator. We’d love to see, and hear, this thing in ...

The additional station includes a pull station, strobe light, smoke detector, annunciator, and an interactive 9-1-1 phone that allow you to practice responding to an emergency from the moment you ...

The A203ES is a cost effective, simple to use, rugged test system suited to manufacturing or laboratory environments. It can deliver a test voltage of 0 to 5 kV a.c. from an internal 500VAtransformer ...

annunciator panel lenses, and more. Today, Protocase just announced the official arrival of Protomentum, a new division of Protocase that revolutionizes product development for entrepreneurs ...

Or take my e-mail annunciator. I wrote a little script that, when I have new mail that’s work related or from my wife (read: important), it displays the subject line on a VFD that I have perched ...

At the same time, ISA18 working groups are engaged in updating the following technical reports: ISA18 is also working on an update of ISA-18.1 (reaffirmed in 2004), Annunciator Sequences and ...

Altronix, the recognised pioneer in power and data transmission for the professional security industry, is showcasing the latest in access control and power integration, data transmission, ...

High intensity display for installation in high ambient light environments. Includes audible annunciator, 4 status LEDs & physical tamper switch. Moisture, dust, dirt and ESD resistant. Includes ...