Operating Manual PR 9268/60, PR 9268/70
Technical Data
Seite 9
4.
TECHNICAL DATA
4.1
Types
PR 9268/
XX X -XXX
60
Sensor PR 9268 for vertical measuring direction
70
Sensor PR 9268 for horizontal measuring direction
cable length
X
0 = 3m, 1 = 5m, 2 = 8m, 3 = 10m
all with flexible protection tube
cable length
X
4 = 3m, 5 = 5m, 6 = 8m, 7 = 10m
without protection tube
connector
-XXX - 000 with 6-pole Harting Plug and socket
- 100 without plug and socket, with open cable end
Measuring principle
low tuned measuring principle for absolut vibrations
Mechanical / electrical conversion:
electro-dynamic
Measuring direction
PR 9268/60:
vertical
PR 9268/70:
horizontal
Max. deviation from nominal measuring direction:
without lifting current
PR 9268/60: ±30°;
PR 9268/70: ±10°
with lifting current**
PR 9268/60: ±60°;
PR 9268/70: ±30°
** without lifting current, the accuracy is reduced
Operation ranges
Frequency range
10 Hz...1000Hz
Vibration amplitude at nominal
mounting position:
±1,5 mm
Limit stops
±2 mm
Permissible acceleration
in measuring direction:
10 g continuous, 20 g short-time
in transverse direction:
2g
Sensitivity
Nominal value at 20 °C and 80Hz
Pin 3, for 100k
Ω
electrical load
22 mV per mm/s, ±5%
Pin 1, for 50k
Ω
electrical load
16,7mV per mm/s, ±5%
Pin 4, for 20k
Ω
electrical load
16,7mV per mm/s, ±5%
Linearity error of the sensitivity
< 2 %
Natural frequency
at 20 °C
(without damping)
10,0 Hz ± 1 Hz
Transverse sensitivity
0,1 at 80 Hz
