data sheet - family

Ultrasonic sensors
UNDK 20 (Sd = 1000 mm)
Ultrasonic distance measuring
sensors
sample drawing
20
15
LED
M8 x 1
14
42
6,5
3,2
29,5
9,5
Teach- in
5,7
11,8
general data
sample picture
scanning range sd
100 ... 1000 mm
scanning range close limit Sdc
100 ... 1000 mm
scanning range far limit Sde
100 ... 1000 mm
repeat accuracy
< 0,5 mm
resolution
< 0,3 mm
response time ton
< 80 ms
release time toff
< 80 ms
temperature drift
< 2 % of distance to target So
sonic frequency
240 kHz
adjustment
Teach-in
alignment aid
target indication flashing
light indicator
yellow LED / red LED
electrical data
voltage supply range +Vs
15 ... 30 VDC
output current
< 20 mA
residual ripple
< 10 % Vs
short circuit protection
yes
reverse polarity protection
yes
voltage output
current consumption max. (no load)
35 mA
output signal
0 ... 10 V / 10 ... 0 V
current output
current consumption max. (no load)
55 mA
output signal
4 ... 20 mA / 20 ... 4 mA
load resistance +Vs max.
< 1100 Ohm
load resistance +Vs min.
< 400 Ohm
mechanical data
type
rectangular
housing material
polyester
width / diameter
20 mm
height / length
42 mm
depth
15 mm
connection types
connector M8
1
www.baumer.com
2/6/2015
Ultrasonic sensors
UNDK 20 (Sd = 1000 mm)
Ultrasonic distance measuring
sensors
ambient conditions
operating temperature
-10 ... +60 °C
protection class
IP 67
order reference
output circuit
UNDK 20I6903/S35A
current output
UNDK 20U6903/S35A
voltage output
2
www.baumer.com
2/6/2015