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2 SYSTEM CONFIGURATION
(2) Serial absolute synchronous encoder specifications
Item Specifications
Model name
Q171ENC-W8
(Note-1)
Ambient temperature -5 to 55°C (23 to 131°F)
Resolution 4194304pulse/rev
Transmission method Serial communications (Connected to Q172DEX)
Direction of increasing addresses CCW (viewed from end of shaft)
Protective construction
Dustproof/Waterproof
(IP67: Except for the shaft-through portion.)
Permitted speed at power ON 3600r/min
Permitted speed at power OFF
(Note-2)
500r/min
Permitted axial loads Radial load : Up to 19.6N, Thrust load : Up to 9.8N
Runout at input shaft tip
0.02mm (0.00079 inch) or less,
(15mm (0.59 inch) from tip)
Start friction torque 0.04N•m (20°C (68°F))
Recommended coupling Bellows coupling
Permitted angular acceleration
40000rad/s
2
Vibration resistance 5G (50 to 200Hz)
Shock resistance 50G (11ms or less)
Internal current consumption [A] 0.25
Mass [kg] 0.6
Connecting cable [m(ft.)]
Q170ENCCBL M(-A)
( =Cable length: 2(6.56), 5(16.40), 10(32.81),
20(65.62), 30(98.43), 50(164.04))
Communications method Differential driver/receiver
Transmission distance Up to 50m (164.04ft.)
(Note-1): When an "o-ring" is required, please purchase one separately.
(Note-2): If the permitted speed at power OFF is exceeded, a position displacement is generated.