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Safe limiting and signalling
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PMA in Kassel announces a new member in its range of "top hat" rail-mounted devices,
the PMA rail line: the temperature limiter TB 45.
Intended for use as a temperature limiter/monitor in accordance with DIN 3440 or as
a general limit signaller, the compact design of the TB 45 requires little space in
control cabinets. Apart from an additional relay as pre-alarm, the universal unit also
features a second universal input, e.g. for difference measurements or direct O2 measurements,
as well as a universal output for displaying the measured value. Furthermore, the integrated
key combination for reset saves a separate switch or contact. The multi-line LC display not
only shows the adjusted limit and/or the measurement value, but also permits complete
operation of the TB 45. Of course, the TB 45 comes with a front-panel BluePort® interface
for connecting the Engineering Tool BlueControl®. For the first time, the TB 45 can also
be supplied with a serial MODBUS RTU interface.
The photo shows the TB 45 and other rail line devices.
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Copyright © 2004 PMA Prozeß- und Maschinen-Automation GmbH
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