5. Technical data
Supply voltage
DC power supply:
Display:
Data retention:
Polarity of the inputs:
Input resistance:
Count frequency:
DC power supply
24 V
Input level:
typ. low level
2,5 V
typ. high level
22,0 V
Fmax:*
tot.tac
tot.tot
1)
tot.ti
2)
tot.ti
* at maximum frequency square wave pulses 1:1
1) Start Gate.Lo Inp B not activ
2) Start InpB.InpB and Inp B connected
with Inp A
Frequency measurement:
Accuracy :
Measuring principle:
< 38 Hz:
> 38 Hz:
Time count ranges:
Seconds
Minutes
Hours
h.min.s
Accuracy
Minimum pulse length for the Reset input:
5 ms
10 ... 30 V DC/max. 55 mA
with inverse-polarity
protection
6 digits, red 7 segment
LED display, height 8 mm
EEPROM
Programmable, npn or pnp
for all inputs
appr. 5 k
12 V
10 ...30 V
Standard 5V
2,0 V
1,0 V
10 V
4,0 V
kHz
kHz
35
20
60
20
40
20
15
10
< 0.1 %
period measurement
gating time measurement
gating time = 26,3 ms
0,001 s ... 999999 s
0,001min ... 999999 min
0,001 h ... 999999 h
00 h 00 min 01 s
... 99 h 59 min 59 s
<50 ppm
Input sensitivity:
Standard sensitivity:
4 ... 30 V DC level: Low: 0 ... 2 V DC
Pulse shape:
Ambient temperature:
-20 ... +65 °C at
-20 ... +55 °C at >26 ... 30 V DC
Storage temperature:
Altitude:
EMC:
Noise emission
Noise immunity
Housing:
kHz
8
8
Weight:
8
8
Protection:
Cleaning:
Low: 0 ... 0,2 x UB [V DC]
High: 0,6 x UB ... 30 [V DC]
High: 4 ...30 V DC
any,
Schmitt-Trigger inputs
10 ... 26 V DC
–25 ... +70 °C
to 2000 m
EN 55 011 Class B
EN 61 000-6-2
For front panel mounting:
48 x 24 mm acc. to DIN
43700, RAL7021, dark grey
appr. 50 g
IP 65 (front)
The front of the units is to
be cleaned only with a soft
wet (water !) cloth.
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