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Kessler-Ellis Products 521K Operating Instructions Manual page 3

Electronic display counter

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4.1 Polarity of the inputs
4.2 Switching on the 30 Hz filter (INP A, INP B)
4.3 Input mode
* where bounce occurs, e.g. with contacts
npn: switching for 0 V
pnp: switching for +U B
The filter provides input
damping*
30 Hz filter off (f max )
30 Hzfilter on
Count input and count
direction input
INP A: Count input
INP B: Count direction input
Differential input
IINP A: count input adding
INP B: count input subtract-
ing
Totalizing
INP A: count input adding
INP B: count input adding
Quadrature input
INP A: count input 0°
INP B: count input 90°
Quadrature input with pulse
doubling
INP A: count input 0°
INP B: count input 90°
Each pulse edge of INP A
will be counted
Quadrature input with pulse
quadrupling
INP A: count input 0°
INP B: count input 90°
Each pulse edge of INP A
and INP B will be counted.
4.4 Multiplying factor
4.5 Dividing factor
4.6 Decimal point
4.7 SET/RESET Mode
It can be set from 00.0001
up to 99.9999.
The decimal point is set to
4 decimal places.
„0" is not accepted!
It can be set from 00.0001
up to 99.9999.
The decimal point is set to
4 decimal places.
„0" is not accepted!
The decimal point defines
the way of displaying the
count values. It does not
affect counting.
0
no decimal place
0.0 one decimal place
0.00 two decimal places
0.000 three decimal places
manual reset via the red
SET/RESET key and
electrical reset via the
SET/RESET input
no reset (red SET/RESET
key and SET/RESET input
locked)
only electrical reset via the
SET/RESET input
only manual reset via the
red SET/RESET key
3 3

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