12
4.8 End of programming
The programming routine
is repeated once more.
The values set until now
can be checked and mod-
ified.
The programming routine
wil be left and all values
set will be stored as new
parameters.
Afterwards the device is
ready for operation.
5. Technical data
Supply voltage
Power supply
:
10 ... 30 V DC/max. 40 mA
with inverse-polarity protection
Display:
6 digits, red 7 segment
LED display, height 8 mm
Data retention:
EEPROM
Polarity of the inputs:
Programmable, npn or pnp
for all inputs
Input resistance:
appr. 5 k
Ω
Count frequency:
DC power supply:
24 V 12 V 10 ...30 V
Input level:
Standard
5V
typ. low level:
2,5 V 2,0 V
1,0 V
typ. ligh level: 22,0 V 10 V
4,0 V
Fmax:*
kHz kH
kHz
tot.tac
35 20
8
tot.tot
60 20
8
tot.ti1)
40 20
8
tot.ti2)
15 10
8
1) Start Gate.Lo Inp B not activ
2) Start InpB.InpB and Inp B connected
with Inp A
* at maximum frequency square wave pulses 1:1
Frequency measurement:
Accuracy :
< 0.1 %
Measuring principle:
< 38 Hz:
period measurement
> 38 Hz:
gating time measurement
gating time = 26,3 ms
Time count ranges:
Seconds
0,001 s ... 999 999 s
Minutes
0,001min ... 999 999 min
Hours
0,001 h ... 999 999 h
h.min.s
00 h 00 min 01 s
... 99 h 59 min 59 s
Accuracy
<50 ppm
Minimum pulse length for the Reset input:
5 ms
Input sensitivity:
Standard sensitivity:
Low: 0 ... 0,2 x UB [V DC]
High: 0,6 x UB ... 30 [V DC]
5 V sensitivity:
Low: 0 ... 2 V DC
High: 4 ...30 V DC
Pulse shape:
any,
Schmitt-Trigger inputs
Ambient temperature:
–20 ...+65 °C
Storage temperature:
–25 ... +70 °C
EMC:
In compliance with the EC Directive
2004/108/EEC
Noise emission
EN 61 000-6-3/
EN 55 011 Class B
Noise immunity
EN 61 000-6-2
Housing:
For front panel mounting: 48 x 24 mm
acc. to DIN 43700, RAL7021, dark grey
Weight:
appr. 50 g
Protection:
IP 65 (front)
Cleaning:
The front of the units is to be cleaned only with a
soft wet (water!) cloth.
