Tachometer; Tachometer Description - Hengstler Tico 772 Instruction Manual

6 Tachometer

6.1 Tachometer
(Supplementing the General Description given in Chapter 4)
Operation:
Tachometer Mode
of
Operati
on:
Decimal point
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6
Tachometer
Description
A tachometer measures the period (PNP: time from one rising edge to the next
one); NPN:
time period from a falling edge to the next one), and converts and displays this
time in 1/sec or 1/min.
The following modes of tachometer operation can be selected:
Unidirectional counting;
Unidirectional counting with directional input;
Differential counting, summation (totalizing);
Phase discrimination (quad) with single, double or quadruple evaluation;
Indication of ratio A/B and
Indication of percentage (A-B) /A in %
Tachometer mode of operation 0-4 (function code F1)
The decimal point only serves for better legibility and does not change the
value.
Tachometer mode of operation 5 & 6 (function code F1)
The decimal point is included in the calculation and increases the resolution.
06.07.2010 10:32:00