Wiki source code of LSS - Specifications

Version 26.6 by Brahim Daouas on 2019/03/01 16:04
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Brahim Daouas 24.5 1 | |**Specification**|**LSS HS1**|**LSS ST1**|**LSS HT1**|**Note**
Brahim Daouas 24.2 2 |(% style="background-color:lightgrey" %)**Voltage**|(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %)
3 | |Absolute minimum operating voltage|6V|6V|6V|
4 | |Minimum operating voltage|6.5V|6.5V|6.5V|
Brahim Daouas 24.3 5 | |Recommended operating voltage|12V|12V|12V|
Brahim Daouas 24.2 6 | |Maximum operating voltage|12.6V|12.6V|12.6V|
7 | |Absolute maximum operating voltage|15.2V|15.2V|15.2V|15.2V : Upper voltage limit
8 |(% style="background-color:lightgrey" %)**Torque**|(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %)
9 | |Maximum static holding torque at 12V (stall)|8 Kg-cm|14 Kg-cm|29 Kg-cm|
10 | |Maximum dynamique torque at 12V (~~25% of holding torque)|1.6 Kg-cm|2.8 Kg-cm|5.8 Kg-cm|
11 | |Maximum efficiency|18%|23%|20%|
12 | |Maximum mechanical power output|1 Watts|1 Watts|2.5 Watts|
13 |(% style="background-color:lightgrey" %)**RPM**|(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %)
14 | |KV Value|8.35|5|5|This value is intended to approximate servo's no load RPM based on intermediate input voltage (6V~~12V)
15 | |No load RPM at 6V (Serial or RC)|50 RPM|30 RPM|30 RPM|
16 | |No load RPM at 12V (Serial or RC)|100 RPM|60 RPM|60 RPM|
17 | |RPM at 12V under 20% dynamic load|75 RPM|50 RPM|50 RPM|
Brahim Daouas 26.1 18 |(% style="background-color:lightgrey" %)**Position Accuracy**|(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %)
Brahim Daouas 24.2 19 | |No load accuracy at 6V|±0.4°|±0.40°|±0.15°|Accuracy depends on the angular holding stiffness value (CAH)
20 | |No load accuracy at 12V|±0.25°|±0.25°|±0.15°|Accuracy depends on the angular holding stiffness value (CAH)
21 | |25% dynamic load at 12V|±1.75°|±0.50°|±1.50°|Accuracy depends on the angular holding stiffness value (CAH)
22 | |Angular deflection angle at 6V (Maximum holding torque)|7.00°|2.00°|2.50°|Accuracy depends on the angular holding stiffness value (CAH)
23 | |Angular deflection angle at 12V (Maximum holding torque)|2.00°|1.50°|2.00°|Accuracy depends on the angular holding stiffness value (CAH)
24 |(% style="background-color:lightgrey" %)**Current**|(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %)
25 | |Standby current at 6V|60mA|60mA|60mA|
26 | |Standby current at 12V|70mA|70mA|70mA|
27 | |Free-running current at 6V|140mA|140mA|90mA|
28 | |Free-running current at 12V|180mA|180mA|320mA|
29 | |Peak current at 12V under 25% dynamic load|650mA|650mA|1200mA|Stiffness 4 (strongly depend on the stiffness)
30 | |Current at 6V under maximum holding torque|350mA|350mA|550mA|Stiffness 4 (strongly depend on the stiffness)
31 | |Current at 12V under maximum holding torque|300mA|300mA|800mA|Stiffness 4 (strongly depend on the stiffness)
32 |(% style="background-color:lightgrey" %)**Temperature**|(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %)
33 | |Operating temperature range|45°C~~67°C|45°C~~67°C|45°C~~85°C|**45°C** : servo idle temperature
34 **67°C **: temperature shut-down for HS1 - ST1
35 **85°C** : temperature shut-down for HT1
36 | |Environmental temperature range|0~~65°C|0~~65°C|0~~65°C|These servos are meant for indoor use
Brahim Daouas 24.10 37 |(% style="background-color:lightgrey" %)**Feedback Resolution**|(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %)
38 | |Position|1/10°|1/10°|1/10°|
39 | |RPM|±1 RPM|±1 RPM|±1 RPM|
40 | |Voltage|1/10V|1/10V|1/10V|
41 | |Current|1/10A|1/10A|1/10A|
42 | |Temperature|1/10°C|1/10°C|1/10°C|
Brahim Daouas 24.6 43 |(% style="background-color:lightgrey" %)**Communication**|(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %)
Brahim Daouas 26.5 44 | |Communication Type|TTL Full Duplex Async Serial / RC PWM|TTL Full Duplex Async Serial / RC PWM|TTL Full Duplex Async Serial / RC PWM|**TTL Full Duplex Async Serial** : 8-N-1 (8bit,no parity,1stop)
45 **RC PWM** : 500uS~~2500uS
Brahim Daouas 24.6 46 | |Baudrate range|9600bps~~921600bps|9600bps~~921600bps|9600bps~~921600bps|Max. baudrate depends on the number of servos connected on the bus, where the higher the number of servos, the lower the maximum baudrate.
47 | |Suggested Baudrate|115200bps|115200bps|115200bps|
Brahim Daouas 24.9 48 | |Serial Protocol|LSS Protocol|LSS Protocol|LSS Protocol|
Brahim Daouas 24.8 49 | |Connector Type (both sides)|Molex 4-pin, 2.54mm Low Profile|Molex 4-pin, 2.54mm Low Profile|Molex 4-pin, 2.54mm Low Profile|
50 | |Servo Pinout|Rx ~| Vcc ~| GND ~| Tx|Rx ~| Vcc ~| GND ~| Tx|Rx ~| Vcc ~| GND ~| Tx|
Brahim Daouas 24.11 51 |(% style="background-color:lightgrey" %)**Operating Angle**|(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %)
Brahim Daouas 26.4 52 | |Operating angle (Serial)|Up to 360° & Multi-turn|Up to 360° & Multi-turn|Up to 360° & Multi-turn|Multi-turn uses virtual positioning (see [[LSS Protocol>>https://www.robotshop.com/a/wiki/lynxmotion/view/Lynxmotion%20Smart%20Servo%20%28LSS%29/LSS%20-%20Communication%20Protocol/]] for details)
Brahim Daouas 24.11 53 | |Operating angle (RC)|Up to 360°|Up to 360°|Up to 360°|
54 | |Continuous rotation / Wheel Mode (Serial & RC)|Yes|Yes|Yes|
Brahim Daouas 24.2 55 |(% style="background-color:lightgrey" %)**General**|(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %) |(% style="background-color:lightgrey" %)
Brahim Daouas 24.12 56 | |Weight|57.0g|57.0g|63.0g|
Brahim Daouas 24.18 57 | |Size / Dimensions|38.3 x 26 x 51 mm|38.3 x 26 x 51 mm|38.3 x 26 x 51 mm|Case only. See [[dimensions>>https://www.robotshop.com/a/wiki/lynxmotion/view/Lynxmotion%20Smart%20Servo%20%28LSS%29/LSS%20-%20Mechanical/#HDimensions]] for details
Brahim Daouas 24.12 58 | |Gear Ratio|1 : 146|1 : 253|1 : 320|
Coleman Benson 22.1 59 | |Case Material|(((
Brahim Daouas 24.14 60 ABS plastic
61 )))|ABS plastic|(((
Coleman Benson 22.1 62 ABS plastic top / bottom
63
64 Aluminum center
Brahim Daouas 24.14 65 )))|
Brahim Daouas 24.13 66 | |Gear Material|Brass|Brass|Stainless steel|
Brahim Daouas 26.3 67 | |Output spline|24T|24T|24T|
Brahim Daouas 26.2 68 | |Motor Type|Cored DC Motor|Cored DC Motor|Coreless DC Motor|
Brahim Daouas 24.2 69 | |Hardware (Mounting)|2-56 x 1/4"|2-56 x 1/4"|2-56 x 1/4"|
70 | |Horn Material (Driven & Idler)|Aluminum|Aluminum|Aluminum|
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