Counters
24 x 48 digital counters
Types FKA01, FKA02, FKA03
• 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
Product Description
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.
Ordering Key
Housing
Function
Type
Item number
Output
Input range
FKA 01 X 724
Type Selection
Mounting
Front panel
Front panel
Front panel
Input
NPN or voltage free contact
NPN, PNP or voltage free contact
Voltage
Counting mode
Adding/Substracting
Adding/Substracting
Adding
Max. couting
freqency
7 KHz
12 KHz
30 Hz
Model
FKA01X724
FKA02X724
FKA03XW24
Input Specifications
Input A (FKA01)
Input type
Low level
High level
Max counting frequency
Input resistance
Input A (FKA02)
Input type
Low level
High level
Max counting frequency
Input resistance
Input A (FKA03)
Input type
Low level
High level
Min pulse time
Max counting frequency
Input resistance
Input B (FKA01, FKA02)
Input type
Low level
High level
Max counting frequency
Input resistance
NPN open collector or
voltage free contact
0 to 0,7 V DC
3 to 30 V DC
7 kHz
≈1
MΩ
PNP open collector or
voltage free contact
0 to 0,7 V DC
4 to 30 V DC
12kHz
≈100
kΩ
Voltage (10 to 260 V AC/DC)
(galvanic insulation)
0 to 2 V AC/DC
10 to 260 V AC/DC
16 ms
30 Hz
≈160
kΩ
NPN open collector or
voltage free contact
0 to 0,7 V DC
3 to 30 V DC
30 Hz
≈1
MΩ
Input B (Reset) (FKA03)
Input type
Low level
High level
Min pulse time
Max counting frequency
Input resistance
Reset (FKA01, FKA02)
Input type
Voltage (10 to 260 V AC/DC)
(galvanic insulation)
0 to 2 V AC/DC
10 to 260 V AC/DC
16 ms
30 Hz
≈160
kΩ
NPN open collector or
voltage free contact
0 to 0,7 VDC
3 to 30 V DC
50 ms
≈2
MΩ
Low level
High level
Min pulse time
Input resistance
Electrical locking of the reset
key
NPN open collector or
Input type
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
0 to 0,7 V DC
Low level
Hight level
3 to 5 V DC
Adding mode
Input not active
Subtracting mode
Input in contact with GND
≈2,2
MΩ
Input resistance
Specifications are subject to change without notice (13.09.06)
1
FKA01, FKA02, FKA03
General Specifications
Power supply
Non-reaplaceable lithium
battery (lifetime up to 8
years at 20°C)
II (EN 61010 Part 1)
Housing dimesions
Weight
Panel cut out
Screw terminals
Tightening torque
Approvals
CE Marking
EMC
Immunity
Emission
24 x 48 mm
50 g
22,2
+0,3
x 45
+0,6
mm
Max. 0.5 Nm according to
IEC EN 60947
UL
Yes
Electromagnetic Compatibillity
According to EN61000-6-2
According to EN61000-6-3
Overvoltage category
(FKA03: Inp A, Inp B)
Display
Counting range
FKA01, FKA02
FKA03
Counting direction
FKA01, FKA02
FKA03
Digit height
Environment
Degree of protection
Pollution degree
Operating temperature
Storage temperature
-9999999 to 99999999
0 to 99999999
Up or down
Up
8 mm
(EN 60529)
IP 65 front
2
-10° to +55°C, R.H.<85%
-20° to +70°C
Pin assigment and adjustable operating modes
Screw terminal
1
2
INP B
30 Hz
(NPN)
3
Reset
4
Reset
Enable
5
Operating mode control
inputs (Mode)
6
GND
7
-
No
function
8
-
No
function
Designation
INP A
Model
7 kHz
FKA01X724
(NPN)
12 kHz
FKA02X724
(PNP)
Screw terminal
Designation
Model
FKA03XW24
1
INP A
Count
input
Reset Reset key
Not active
Conctact with
input
locking
= Adding GND = Subtracting 0 VDC
(NPN) input (NPN)
2
Common
Common connection
for INP A and INP B
3
INP B
Reset
input
4
Reset Enable
5
-
6
GND
0 VDC
7
-
No
function
8
-
No
function
Reset key locking
No
input (NPN)
function
Wiring Diagram
FKA01X724
(voltage free contact inputs)
FKA01X724
(NPN inputs)
2
Specifications are subject to change without notice (13.09.06)
FKA01, FKA02, FKA03
Wiring Diagram (cont.)
FKA02X724
(voltage free contact inputs, except for INP A)
FKA02X724
(NPN inputs, except for INP A (PNP))
FKA03XW24
(Reset enable: voltage free contact input)
FKA03XW24
(Reset enable: NPN input)
Dimensions
(FKA01, FKA02, FKA03)
Specifications are subject to change without notice (13.09.06)
3