Source-backed claims. Configuration, workload and evidence type matter when comparing products.
Can communication-loss protection
Exits enabled mode if no CAN instruction arrives within the configured interval
Manufacturer specification
Configuration: DM-JH11-51-2EC; Timeout interval is configurable; no numerical default is stated.
DAMIAO JH11 technical parameter table通讯丢失防护,设定周期内没有收到CAN指令将自动退出“使能模式”
Can feedback
Motor speed, position, torque and temperature
Manufacturer specification
Configuration: DM-JH11-51-2EC; Exact-model official product-page feature statement.
DM-JH11-51-2EC / DM-JH11-101-2EC_谐波关节电机_产品中心_深圳市达妙科技有限公司可通过CAN总线反馈电机速度、位置、转矩、电机温度等信息。
Can upgrade
Supported
Manufacturer specification
Configuration: DM-JH11-51-2EC; Exact-model official product-page feature statement.
DM-JH11-51-2EC / DM-JH11-101-2EC_谐波关节电机_产品中心_深圳市达妙科技有限公司支持CAN升级。
Central bore size
8.5 mm
Manufacturer specification
Configuration: DM-JH11-51-2EC; Shared manufacturer table dimension for both reduction ratios.
DAMIAO JH11 technical parameter table中孔尺寸 8.5mm
Control interface
CAN; maximum 5 Mbps
Manufacturer specification
Configuration: DM-JH11-51-2EC; Table interface wording; the product-page feature text explicitly identifies CAN FD for the 5 Mbps maximum.
DAMIAO JH11 technical parameter table控制接口 CAN@5Mbps(Max)
Control modes
MIT; speed; position; hybrid force-position; cyclic synchronous position; cyclic synchronous velocity; cyclic synchronous torque
Manufacturer specification
Configuration: DM-JH11-51-2EC; Control-mode names translated from this exact size table; position-speed is only printed for JH17, while JH11/JH14 print position.
DAMIAO JH11 technical parameter table控制模式 MIT 模式 速度模式 位置模式 力位混控模式 周期同步位置模式 周期同步速度模式 周期同步转矩模式
Drive overtemperature protection
100 degC
Manufacturer specification
Configuration: DM-JH11-51-2EC; Protection threshold; overheating exits enabled mode. Not an ambient operating-temperature rating.
DAMIAO JH11 technical parameter table驱动过温防护,防护温度:100°C,过温电机将退出“使能模式”
Encoder count
2
Manufacturer specification
Configuration: DM-JH11-51-2EC; Shared table value for the integrated actuator.
DAMIAO JH11 technical parameter table编码器个数 2
Encoder resolution
17 bit
Manufacturer specification
Configuration: DM-JH11-51-2EC; Encoder bit count; not itself an accuracy rating.
DAMIAO JH11 technical parameter table编码器位数 17 位
Encoder type
Dual single-turn encoders
Manufacturer specification
Configuration: DM-JH11-51-2EC; Manufacturer table wording; no magnetic/optical sensing technology is inferred.
DAMIAO JH11 technical parameter table编码器类型 双编(单圈)
Height
60 mm
Manufacturer specification
Configuration: DM-JH11-51-2EC; Shared manufacturer table dimension for both reduction ratios.
DAMIAO JH11 technical parameter table高度 60mm
Housing-side mounting pitch-circle callout
47
Manufacturer specification
Configuration: DM-JH11-51-2EC; Diameter callout adjoining the eight M2.5 holes. Drawing linear units are not printed in this image; this is a literal callout, not an inferred millimetre specification.
DAMIAO JH11 mechanical drawing47
Housing-side mounting thread pattern
8 × M2.5
Manufacturer specification
Configuration: DM-JH11-51-2EC; Eight threaded holes shown on the outer mounting circle. Drawing linear units are not printed in this image; this is a literal callout, not an inferred millimetre specification.
DAMIAO JH11 mechanical drawing8×M2.5
Housing-side thread depth callout
6max
Manufacturer specification
Configuration: DM-JH11-51-2EC; Depth callout adjoining the eight M2.5 holes. Drawing linear units are not printed in this image; this is a literal callout, not an inferred millimetre specification.
DAMIAO JH11 mechanical drawing6max
Integrated drive
Motor and drive integrated
Manufacturer specification
Configuration: DM-JH11-51-2EC; Exact-model official product-page feature statement.
DM-JH11-51-2EC / DM-JH11-101-2EC_谐波关节电机_产品中心_深圳市达妙科技有限公司电机和驱动器一体化设计,结构紧凑,集成度高。
Locating pin projection callout
1.5–1.8
Manufacturer specification
Configuration: DM-JH11-51-2EC; Projection span shown at the output face; preserved as a drawing callout. Drawing linear units are not printed in this image; this is a literal callout, not an inferred millimetre specification.
DAMIAO JH11 mechanical drawing1.5~1.8
Main housing axial span callout
53.5
Manufacturer specification
Configuration: DM-JH11-51-2EC; Axial span to the front housing shoulder; not the complete assembly envelope. Drawing linear units are not printed in this image; this is a literal callout, not an inferred millimetre specification.
DAMIAO JH11 mechanical drawing53.5
Maximum can fd bitrate
5 Mbps
Manufacturer specification
Configuration: DM-JH11-51-2EC; Maximum CAN FD bitrate; network configuration and wiring conditions are not stated.
DM-JH11-51-2EC / DM-JH11-101-2EC_谐波关节电机_产品中心_深圳市达妙科技有限公司支持CAN FD,最大波特率5Mbps。
Maximum permitted output speed
60 rpm
Manufacturer specification
Configuration: DM-JH11-51-2EC; Maximum permitted speed, not labelled as a no-load speed; other conditions are unspecified.
DAMIAO JH11 technical parameter table容许最大转速 60rpm | 30rpm
Motor mass
345 g
Manufacturer specification
Configuration: DM-JH11-51-2EC; Approximate mass as published; accessory inclusion is not stated.
DAMIAO JH11 technical parameter table电机重量 约 345g
Output flange diameter callout
40
Manufacturer specification
Configuration: DM-JH11-51-2EC; Output flange diameter, separate from the 52 mm overall diameter in the parameter table. Drawing linear units are not printed in this image; this is a literal callout, not an inferred millimetre specification.
DAMIAO JH11 mechanical drawing40
Output locating pin pattern
2 × diameter 2; +0.015/-0.005
Manufacturer specification
Configuration: DM-JH11-51-2EC; Two locating-pin positions and the printed diameter tolerance. Drawing linear units are not printed in this image; this is a literal callout, not an inferred millimetre specification.
DAMIAO JH11 mechanical drawing2×⌀2 +0.015 -0.005
Output position retention
Single-turn absolute output position retained across power loss
Manufacturer specification
Configuration: DM-JH11-51-2EC; Exact-model official product-page feature statement.
DM-JH11-51-2EC / DM-JH11-101-2EC_谐波关节电机_产品中心_深圳市达妙科技有限公司双编码器,输出轴单圈绝对位置,不惧掉电输出轴绝对位置丢失。
Output-side mounting pitch-circle callout
34
Manufacturer specification
Configuration: DM-JH11-51-2EC; Diameter callout adjoining the six M3 holes. Drawing linear units are not printed in this image; this is a literal callout, not an inferred millimetre specification.
DAMIAO JH11 mechanical drawing34
Output-side mounting thread pattern
6 × M3
Manufacturer specification
Configuration: DM-JH11-51-2EC; Six threaded holes shown on the output face. Drawing linear units are not printed in this image; this is a literal callout, not an inferred millimetre specification.
DAMIAO JH11 mechanical drawing6×M3
Output-side thread depth callout
3.5max
Manufacturer specification
Configuration: DM-JH11-51-2EC; Depth callout adjoining the six M3 holes. Drawing linear units are not printed in this image; this is a literal callout, not an inferred millimetre specification.
DAMIAO JH11 mechanical drawing3.5max
Outside diameter
52 mm
Manufacturer specification
Configuration: DM-JH11-51-2EC; Shared manufacturer table dimension for both reduction ratios.
DAMIAO JH11 technical parameter table外径 52mm
Overcurrent protection recommendation
Configurable; recommended value no more than 0.98 (unit not specified)
Manufacturer specification
Configuration: DM-JH11-51-2EC; Overcurrent exits enabled mode. The manufacturer does not define the unit or parameter scale of 0.98; it is not interpreted as amperes or percent.
DAMIAO JH11 technical parameter table电机过流防护,根据使用需求设定,建议不超过0.98,过流将退出“使能模式”
Parameter access
Visual host tuning and CAN parameter read/write
Manufacturer specification
Configuration: DM-JH11-51-2EC; Exact-model official product-page feature statement.
DM-JH11-51-2EC / DM-JH11-101-2EC_谐波关节电机_产品中心_深圳市达妙科技有限公司支持上位机可视化调试,支持CAN读写参数。
Parameter-tuning interface
UART at 921600 bps
Manufacturer specification
Configuration: DM-JH11-51-2EC; Manufacturer parameter-tuning interface rate.
DAMIAO JH11 technical parameter table调参接口 UART@921600bps
Peak output torque
7.8 N m
Manufacturer specification
Configuration: DM-JH11-51-2EC; Peak output torque; permitted duration and duty cycle are not specified.
DAMIAO JH11 technical parameter table峰值扭矩 7.8NM | 10.5NM
Peak phase current
4.26 A
Manufacturer specification
Configuration: DM-JH11-51-2EC; 24 V supply; Peak current; permitted peak duration and duty cycle are not specified.
DAMIAO JH11 technical parameter table峰值相/电源电流 4.26A/4.25A@24V; 4.26A/1.85A@48V; | 3.6A/2.2A@24V; 3.6A/1.0A@48V;
Peak phase current
4.26 A
Manufacturer specification
Configuration: DM-JH11-51-2EC; 48 V supply; Peak current; permitted peak duration and duty cycle are not specified.
DAMIAO JH11 technical parameter table峰值相/电源电流 4.26A/4.25A@24V; 4.26A/1.85A@48V; | 3.6A/2.2A@24V; 3.6A/1.0A@48V;
Peak supply current
4.25 A
Manufacturer specification
Configuration: DM-JH11-51-2EC; 24 V supply; Peak current; permitted peak duration and duty cycle are not specified.
DAMIAO JH11 technical parameter table峰值相/电源电流 4.26A/4.25A@24V; 4.26A/1.85A@48V; | 3.6A/2.2A@24V; 3.6A/1.0A@48V;
Peak supply current
1.85 A
Manufacturer specification
Configuration: DM-JH11-51-2EC; 48 V supply; Peak current; permitted peak duration and duty cycle are not specified.
DAMIAO JH11 technical parameter table峰值相/电源电流 4.26A/4.25A@24V; 4.26A/1.85A@48V; | 3.6A/2.2A@24V; 3.6A/1.0A@48V;
Phase inductance
538 uH
Manufacturer specification
Configuration: DM-JH11-51-2EC; At 25 degrees C; measurement method is not stated.
DAMIAO JH11 technical parameter table相电感 538uH(@25°C)
Phase resistance
1.1 ohm
Manufacturer specification
Configuration: DM-JH11-51-2EC; At 25 degrees C; measurement method is not stated.
DAMIAO JH11 technical parameter table相电阻 1.1Ω(@25°C)
Pole pairs
7
Manufacturer specification
Configuration: DM-JH11-51-2EC; Shared cell spans both named reduction-ratio models.
DAMIAO JH11 technical parameter table极对数 7
Rated output speed
40 rpm
Manufacturer specification
Configuration: DM-JH11-51-2EC; Rated speed for this reduction-ratio model; the shared table does not distinguish supply-voltage configurations for this row.
DAMIAO JH11 technical parameter table额定转速 40rpm | 20rpm
Rated output torque
3.2 N m
Manufacturer specification
Configuration: DM-JH11-51-2EC; Rated output torque; mounting and thermal conditions are not specified.
DAMIAO JH11 technical parameter table额定扭矩 3.2NM | 4.8NM
Rated phase current
2.23 A
Manufacturer specification
Configuration: DM-JH11-51-2EC; 24 V supply; Rated current; test temperature, mounting and duty conditions are not specified.
DAMIAO JH11 technical parameter table额定相/电源电流 2.23A/1.19A@24V; 2.23A/0.54A@48V; | 2.3A/1.0A@24V; 2.3A/0.5A@48V;
Rated phase current
2.23 A
Manufacturer specification
Configuration: DM-JH11-51-2EC; 48 V supply; Rated current; test temperature, mounting and duty conditions are not specified.
DAMIAO JH11 technical parameter table额定相/电源电流 2.23A/1.19A@24V; 2.23A/0.54A@48V; | 2.3A/1.0A@24V; 2.3A/0.5A@48V;
Rated supply current
1.19 A
Manufacturer specification
Configuration: DM-JH11-51-2EC; 24 V supply; Rated current; test temperature, mounting and duty conditions are not specified.
DAMIAO JH11 technical parameter table额定相/电源电流 2.23A/1.19A@24V; 2.23A/0.54A@48V; | 2.3A/1.0A@24V; 2.3A/0.5A@48V;
Rated supply current
0.54 A
Manufacturer specification
Configuration: DM-JH11-51-2EC; 48 V supply; Rated current; test temperature, mounting and duty conditions are not specified.
DAMIAO JH11 technical parameter table额定相/电源电流 2.23A/1.19A@24V; 2.23A/0.54A@48V; | 2.3A/1.0A@24V; 2.3A/0.5A@48V;
Rated voltage
24 V
Manufacturer specification
Configuration: DM-JH11-51-2EC; Nominal rated voltage; the same source separately states a supported 24–48 V supply range.
DAMIAO JH11 technical parameter table额定电压 24V(支持24-48V)
Recommended motor overtemperature setting maximum
90 degC
Manufacturer specification
Configuration: DM-JH11-51-2EC; Configurable protection setting; recommended maximum 90 degrees C. Overheating exits enabled mode.
DAMIAO JH11 technical parameter table电机过温防护,根据使用需求设定,建议不超过90°C,过温电机将退出“使能模式”
Recommended overvoltage protection setting maximum
54 V
Manufacturer specification
Configuration: DM-JH11-51-2EC; Configurable protection setting; recommended maximum 54 V. Overvoltage exits enabled mode. This is not the supported operating-voltage maximum.
DAMIAO JH11 technical parameter table电机过压防护,根据使用需求设定,建议不超过54V,过压将退出“使能模式”
Reduction ratio
51:1
Manufacturer specification
Configuration: DM-JH11-51-2EC; Manufacturer ratio notation retained.
DAMIAO JH11 technical parameter table减速比 51:1 | 101:1
Supply-voltage floor in undervoltage instructions
20 V
Manufacturer specification
Configuration: DM-JH11-51-2EC; Protection guidance says the supply is not below 20 V and exits enabled mode below a configured threshold. The normal supported range remains 24–48 V; 20 V is not asserted to be a new operating-range minimum.
DAMIAO JH11 technical parameter table电机欠压防护,若电源电压低于设定值,则退出“使能模式”,电源电压不低于20V
Supported supply voltage
24–48 V
Manufacturer specification
Configuration: DM-JH11-51-2EC; Supported range from the rated-voltage row; protection threshold guidance is recorded separately.
DAMIAO JH11 technical parameter table额定电压 24V(支持24-48V)
Thermal protection
Dual temperature protection
Manufacturer specification
Configuration: DM-JH11-51-2EC; Exact-model official product-page feature statement.
DM-JH11-51-2EC / DM-JH11-101-2EC_谐波关节电机_产品中心_深圳市达妙科技有限公司具有双温度保护功能。
Through-bore diameter tolerance callout
8.5; +0.1/0
Manufacturer specification
Configuration: DM-JH11-51-2EC; The rear view identifies this bore as through. Drawing linear units are not printed in this image; this is a literal callout, not an inferred millimetre specification.
DAMIAO JH11 mechanical drawing⌀8.5 +0.1 0