Specifications are subject to change without notice (13.09.06)
1
Product Description
Ordering Key
24 x 48 digital counters
24 x 48 mm up to 2 inputs
up-down counters for flush
mounting. NPN, PNP or volt-
age inputs allow connection
to any type of sensors or
open collector output. The
front
key,
which
can
be
locked, allows fast and easy
counting reset.
• 8-digit LCD display
• 8 mm digits
• Reset button with locking function
• 8 years battery lifetime
• 2 inputs (FKA01, FKA02); 1 input (FKA03)
• Up-down counting mode (through electrical control)
• For front panel mounting
• 24 x 48 mm housing
• Filter function for bounce-free counting with mechan-
ical contacts
Type Selection
FKA 01 X 724
Housing
Function
Type
Item number
Output
Input range
Mounting
Input
Counting mode
Max. couting
Model
freqency
Front panel
NPN or voltage free contact
Adding/Substracting
7 KHz
FKA01X724
Front panel
NPN, PNP or voltage free contact
Adding/Substracting
12 KHz
FKA02X724
Front panel
Voltage
Adding
30 Hz
FKA03XW24
Types FKA01, FKA02, FKA03
Counters
Input A (FKA01)
Input type
NPN open collector or
voltage free contact
Low level
0 to 0,7 V DC
High level
3 to 30 V DC
Max counting frequency
7 kHz
Input resistance
≈1 MΩ
Input A (FKA02)
Input type
PNP open collector or
voltage free contact
Low level
0 to 0,7 V DC
High level
4 to 30 V DC
Max counting frequency
12kHz
Input resistance
≈100 kΩ
Input A (FKA03)
Input type
Voltage (10 to 260 V AC/DC)
(galvanic insulation)
Low level
0 to 2 V AC/DC
High level
10 to 260 V AC/DC
Min pulse time
16 ms
Max counting frequency
30 Hz
Input resistance
≈160 kΩ
Input B (FKA01, FKA02)
Input type
NPN open collector or
voltage free contact
Low level
0 to 0,7 V DC
High level
3 to 30 V DC
Max counting frequency
30 Hz
Input resistance
≈1 MΩ
Input Specifications
Input B (Reset) (FKA03)
Input type
Voltage (10 to 260 V AC/DC)
(galvanic insulation)
Low level
0 to 2 V AC/DC
High level
10 to 260 V AC/DC
Min pulse time
16 ms
Max counting frequency
30 Hz
Input resistance
≈160 kΩ
Reset (FKA01, FKA02)
Input type
NPN open collector or
voltage free contact
Low level
0 to 0,7 VDC
High level
3 to 30 V DC
Min pulse time
50 ms
Input resistance
≈2 MΩ
Electrical locking of the reset
key
Input type
NPN open collector or
voltage free contact
Low level
0 to 0,7 V DC
High level
3 to 5 V DC
Input not active
Reset key locked
Input in contact with GND
Reset key unlocked
Input resistance
≈2,2 MΩ
Operating mode switch (FKA01, FKA02)
Input type
NPN open collector or
voltage free contact
Low level
0 to 0,7 V DC
Hight level
3 to 5 V DC
Input not active
Adding mode
Input in contact with GND
Subtracting mode
Input resistance
≈2,2 MΩ
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