Technical Data; General Data; Pulse Counter; Tacho/Frequency Meter - Kübler 924-6 Mode D'emploi

10 Technical Data

10.1

General Data

Display
Digit height
Overload/
Underload
Data retention
Operation
10.2

Pulse counter

Count frequency max. 50 kHz (see section 13.
frequencies typ.)
Response time of the outputs:
Optocouplers
Add/Sub
With automatic repeat
A/B ; (A-B)/A
10.3

Tacho/Frequency meter

Frequency range
Measuring
principle
Measuring error
Response time of the outputs:
1-channel operation < 100 ms @ 40 kHz
2-channel operation < 190 ms @ 40 kHz
10.4

Timer

Seconds
Minutes
Hours
h.min.s
Min. time measurable
Measuring error
Response time of the outputs:
Optocoupler
Page 18
LCD positive or negative,
backlit
2 x 6-digit
upper line 9 mm
lower line 7 mm
special characters 2 mm
Blinking, 1 s
Counter loses up to 1 decade
no pulses
> 10 years, EEPROM
8 keys
< 4 ms
< 1 ms
< 28 ms
0.01 Hz to 50 kHz (see
section 13. frequencies typ.)
In case of frequencies
<10 Hz, the waiting time must
be increased accordingly to
obtain the display of a value.
≤ 76.3 Hz Time interval
(period measurement)
> 76.3 Hz Gate time
Gate time approx.13.1 ms
< 0.1% per channel
<160 ms @ 50 kHz
< 290 ms @ 50 kHz
0.001 s ... 999 999 s
0.001 min ... 999 999 min
0.001 h ... 999 999 h
00h.00min.01s ...
99h.59min.59s
500µs
< 50 ppm
< 4 ms
10.5

Signal and Control inputs

SELV circuits, reinforced / double insulation
Polarity: programmable NPN/PNP
for all inputs in common
Input resistance 5 kΩ
Pulse shape any
Switching level with AC supply:
HTL level Low:
High:
5V level Low:
High:
Switching level with DC supply:
HTL level Low:
High:
5V level Low:
High:
Minimum pulse length of the Reset input: 1 ms
Minimum pulse length of the Control inputs:10 ms
10.6

Outputs

Outputs 1 to 6
NPN optocoupler
Switching capacity
U for IC = 10 mA:
CESAT
U for IC = 5 mA:
CESAT
Outputs 3, 4, 5 and 6 have a common emitter
10.7

Supply voltage

AC supply:
100 ... 240 V AC / max. 15 VA
50/ 60 Hz, Tolerance ± 10%
ext. fuse protection: T 0.1 A
DC supply: 10 ... 30 V DC/ max. 5 W
reverse polarity protection
SELV, CLASS II
(Limited Power Source)
ext. fuse protection T 0.2 A
10.8

Sensor supply voltage

(Voltage output for external sensors)
SELV circuits, reinforced / double insulation
for AC supply: 24 V DC ±15%, 80 mA
for DC supply: max. 80 mA, external voltage
supply is connected through
10.9

Climatic Conditions

Operating temperature: -20°C ... +65°C
Storage temperature:
Relative humidity: RH. 93% at +40°C,
Altitude:

10.10 EMC

Noise immunity: EN 61000-6-2
with shielded signal and
control cables
Noise emission: EN 55011 Class B
0 ... 4 VDC
12 ... 30 VDC
0 ... 2 VDC
3,5 ... 30 VDC
0 ... 0,2 x U
B
0,6 x U ... 30 VDC
B
0 ... 2 VDC
3,5 ... 30 VDC
30 VDC/10 mA
max. 2.0 V
max. 0.4 V
-25°C ... +75°C
non-condensing
to 2000 m
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