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| Universal Verbalizer OMEGASAYS® Inexpensive, Innovative Measurement Device Announces Readings | |||||||
The front panel is configured to accept inputs from a 0 to 20 mA current loop, a 0 to 10 Vdc voltage source, or a direct connection to a Type K thermocouple. The internal voice generator then announces the reading value and correct engineering units either on demand by pressing a TALK button or at fixed intervals which can be set in the range of 0 to 120 seconds. An included voice alarm feature will cause the Universal Verbalizer to announce an alert when a high or low alarm limit condition occurs.
The Universal Verbalizer is packaged in a sturdy, compact housing that measures only 4.75” x 3” x 1.25”. The front panel includes connectors for the three input types, and buttons to select the input type, initiate a reading, and adjust the volume. Although designed as a handheld unit, it can be permanently mounted for continuous monitoring in a fixed location using the ac adapter provided. Audio output is from either a built-in speaker or through a standard earphone jack. An important user-friendly feature of the UV1000 is found in the box. It contains everything needed to get the unit up and running quickly. In addition to an AC adapter, there is a set of AA lithium batteries, good for about 160 hours of operation in the Continuous Talk mode. Other accessories include an RS232 cable for connection to a PC, Verbaview™ configuration software, and a type K thermocouple with 40” leads. Dig deeper in the box and you will find test leads with alligator clips, an aluminum stand for hands-free operation, and even an earphone for use in noisy (or no-noise-allowed) environments. ApplicationsThe UV1000 Universal Verbalizer is suitable for a wide range of applications and situations. It can be used as a stand-alone talking meter or co-connected to a standard display for both audible and visual monitoring. Here are some typical examples of when verbalized readings can really come in handy.
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Programming Before use, the UV1000 can be configured with the included VerbaviewTM software. As shown below, the screen designs are so logical that this is one of those cases where "even a child could do it." Simply install the included software on a PC and connect the unit to a serial port (RS-232) with the included cable. Tabbed pages on the computer screen let you select the input type (current, voltage, or thermocouple), set the engineering unit to be annunciated, the input signal range, the output value range, any alarm values, and the annunciation interval. The Verbalizer can announce the settings as each item is programmed, so you can be sure that everything was programmed correctly. |
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This screen shot of the VerbaviewTM configuration software
shows the settings for a 0 to 100 psi pressure sensor with a
0.5 to 5.5 V output range.The input type is set to Voltage. The input voltage range is set to 0.50 to 5.50. The scaling, or corresponding pressure range, is set to 0 to 100. The engineering units are set to PSI. An alarm has been set for a low value of 20 and a high value of 90. | |||||||
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Any number of configuration settings can be saved and reloaded into the UV1000 later, so one unit can be used with many entirely different sensors or with similar sensors having different measurement ranges. Operation Describing the operation of the UV1000 doesn’t take long. The operating controls are so straight forward and intuitive, that after you use the unit for the first time, you will probably relegate the manual to the filing cabinet permanently. Hook up your sensor and then follow the steps below. | |||||||
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ConclusionYou will have the UV1000 Universal Verbalizer up and running within minutes after you open the box. Install the included lithium batteries, hook it up to your computer with the included RS232 cable, install the software and set up your parameters. You are now ready to connect your sensor and start listening to the verbalized readings. Everything you might need is included, except the connection from your instrumentation, and, if you are making a temperature measurement, even that is included in the form of a Type K thermocouple. Best of all, this versatile talking meter lists at a very reasonable price – giving new meaning to the old saying "talk is cheap." Download a printable version of this article. Lea este artículo en Español |
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