Technical Data; Performance Data; Non-Contacting Displacement Sensor System Series Ds822 Atex - Brüel & Kjaer Vibro ds822 Serie Mode D'emploi

9 Technical data

Observe the safety information in chapter "Safety"!
9.1

Performance data

The following typical performance characteristics are valid under the following conditions
unless otherwise specified:
+18 °C to +27 °C ambient temperature, -24 V DC supply voltage,100kΩ load at signal output,
42CrMo4 B&K Vibro reference material, -10 V Gap Voltage (approx. 2.5 mm measuring distance
between sensor and measuring surface), all components are at their operating temperature.
9.1.1

Non-contacting displacement sensor system Series ds822 ATEX

Measuring dimension
Measuring principle
Nominal system lengths
Linear measuring range
Colour code
Electrical characteristics:
Operating voltage (U
B
The sensorsystem has to be supplied with a SELV-
power supply with limited energy (current ≤ 2,5 A)
Output signal
Current consumption
Output impedance
Power supply
Connector type
Sensor tip:
Material
Diameter of the tip
Cable:
Cable type
Cable jacket and colour
Impedance
Diameter
Minimum bending radius
© Brüel & Kjaer Vibro GmbH / 4 mm ds822 ATEX / 9.11.16 / technical specifications subject to change / C105070.001 / V03
) -
Displacement
Eddy-current process
5 m and 10 m
4 mm (approx. 0.5 ... 4,5 mm separation from
the object to be measured)
red
-24 V DC (-18 V DC ... -28 V DC)
0 V ... (U +2 V)
B
max. 12 mA
50 Ω
max. 1A and short-circuit proof
Coaxial plug (SAA), push-pull self-latching
Ceramic
Ø 11 mm (±0.2 mm)
Coaxial
FEP, blue
95 Ω
Ø 3.5 mm (± 0.15 mm)
35 mm without cable protection
35 mm with steel protective conduit
75 mm with PTFE protective conduit
100 mm with corrugated tube protection
1
l
30
EN