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6.1  Accuracy
The specifications are typical values for the BTL5-P… at 
24VDC and room temperature, with a nominal length of 
500mm in conjunction with the BTL-P-1013-4R, 
BTL-P-1013-4S, BTL-P-1012-4R or BTL-P-1014-2R 
magnet.
The BTL is fully operational immediately, with full accuracy 
after warm-up.
Position resolution ≤2μm
Linearity deviation
Nominal length ≤500mm
Nominal length >500mm
±100µm 
±0,02%FS
Hysteresis ≤4μm
Repeat accuracy
Typical ±2µm
Temperature coefficient
1)
≤35ppm/K
Velocity detectable max. 10m/s
6.2  Ambient conditions
Ambient temperature −40 °C…+85°C
Ambient temperature for UL
(only BTL5-…-K…/KA…)
≤ 80° C
Storage temperature −40 °C…+100 °C
Relative humidity <90%, non-
condensing
Rod pressure rating (when 
installed in hydraulic cylinders)
 
at Ø8mm ≤250bar
at Ø10.2mm ≤600bar
Shock rating
Continuous shock  
per IEC60068-2-27
3),4)
100g/6ms
100g/2ms
Vibration  
per EN60068-2-6
3),4)
12g, 10 …2000 Hz
Degree of protection per 
IEC60529
Connector (when attached) IP67
Cable IP68
3)
2)
6.3  Supply voltage (external)
Voltage, stabilized
5)
20…28VDC
Ripple ≤0.5V
pp
Current draw (at24VDC) <90mA
Inrush current ≤3A
Reverse polarity protection yes
Overvoltage protection yes
Dielectric strength 
(GND to housing)
500VDC
6.4  Control signals
INIT pulse
Level +5VRS 485/422 driver
Length 1μs (max. 3μs)
6.5  Magnets
Max. number of magnets
6)
16
1) Nominal length 500mm, magnet in the middle of the measuring range
2) For 
: Use in enclosed spaces and up to a height of 2000m above 
sea level.
3) Individual specifications as per Balluff factory standard
4) Resonant frequencies excluded
5) For 
: The BTL must be externally connected via a limited-energy 
circuit as defined in UL61010-1, a low-power source as defined in 
UL60950-1 or a class2 power supply as defined in UL1310 or 
UL1585.
6) Number dependent on nominal length (see section3.3)
6 
Technical data
BTL5-P/I/L/M1-M ____ -H/W(8) -S32/KA __ /K __
Magnetostrictive Linear Position Sensor – Rod Style