7.5 Functional description
Operating mode
X=0: frequency measurement 0.002 Hz ... 40000 Hz
X=1: rotational speed measurement 0.01 rpm ... 9999 rpm
Preset at the factory: X=1
Number of pulses per revolution for rotational speed
measurement (will be ignored for frequency measurement)
1 ≤ XXXX ≤ 1200
Preset at the factory: XXXX=1
Measuring and display range
Frequency measurement: 0 ≤ X ≤ 3
Rotational speed measurement: 0 ≤ X ≤ 2
Preset at the factory: X=1
Upper hysteresis limit of switching point
0.001 ≤ XXXX ≤ 9999 (depending on the measuring range)
Preset at the factory: XXXX=200
Lower hysteresis limit of switching point
0 ≤ XXXX ≤ 9998 (depending on the measuring range)
Preset at the factory: XXXX=100
X Frequency range Rotational speed
in Hz in rpm
0000 0 ... 9999
000.1 0.0 ... 999.9
00.02 0.0 ... 99.99
0.003 0.0 ... 9.999 —