D.FEEDBACK CABLE LENGTH APPENDIX B-65282EN/05
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D.1 SPINDLE CABLE LENGTH (WHEN RECOMMENDED
CABLES ARE USED)
Detector
Recommended
cable
Cable structure Maximum cable length
Mi sensor
A66L-0001-0368
0.5mm
2
, 6 conductors (for power supply)
0.18mm
2
, 5 pairs (for signals)
72m
When one power line is used
MZi sensor, BZi sensor
A66L-0001-0368
0.5mm
2
, 6 conductors (for power supply)
0.18mm
2
, 5 pairs (for signals)
50m
When one power line is used
Mi sensor (for α0.5i)
A66L-0001-0482
0.3mm
2
, 2 conductors (for power supply)
0.2mm
2
, 3 pairs (for signals)
41m
MZi sensor (for α0.5i)
A66L-0001-0482
0.3mm
2
, 2 conductors (for power supply)
0.2mm
2
, 4 pairs (for signals)
28m
CZi sensor
A66L-0001-0367
0.18mm
2
, 10 pairs (for signals and power
supply)
18m
When three power lines is used
α positioncoder A66L-0001-0286
0.5mm
2
, 6 conductors (for power supply)
0.18mm
2
, 3 pairs (for signals)
7m
When one power line is used
α positioncoder S A66L-0001-0286
0.5mm
2
, 6 conductors (for power supply)
0.18mm
2
, 3 pairs (for signals)
7m
When one power line is used
When a cable other than one of the recommended cables above is
used, the voltage drop in the cable must be within 0.2 V for a +5 V
power supply.
(Tip)
Maximum cable length L can be found from the following
formula:
L[m]≤0.2[V]×n[line]÷ 2÷I[A]÷R[Ω/m]
n : Number of power lines (number of +5V or +15V lines)
I : Current consumption of the detector
R : Resistance of a wire used for a power line
Detector Current consumption
Mi sensor (pulse generator)
0.035A
MZi sensor, BZi sensor (built-in sensor)
0.05A
CZi sensor
0.15A
α Positioncoder 0.35A
α Positioncoder S 0.35A