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-J4340-2EC V1.1; 24 V and 48 V configurations; Timeout interval is user configurable; no numerical default is specified.
DM-J4340-2EC V1.1 official specification table (visually transcribed)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-J4340-2EC V1.1; Manufacturer product-page feature statement.
DM-J4340-2EC V1.1_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。
Control interface
CAN at 1 Mbps
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Manufacturer specification for the stated model and generation; other test conditions are not stated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)控制接口 CAN@1Mbps
Control modes
MIT; position-speed; speed; hybrid force-position
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Control-mode names translated from the manufacturer table.
DM-J4340-2EC V1.1 official specification table (visually transcribed)控制模式 MIT 模式 位置速度模式 速度模式 力位混控模式
Drive overtemperature protection
120 degC
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Protection threshold; overheating exits enabled mode. This is not an ambient operating temperature rating.
DM-J4340-2EC V1.1 official specification table (visually transcribed)驱动过温防护,防护温度:120°C,过温电机将退出“使能模式”。
Encoder count
2
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Manufacturer specification for the stated model and generation; other test conditions are not stated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)编码器个数 2
Encoder resolution
16 bit
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Manufacturer encoder bit count; not an accuracy specification.
DM-J4340-2EC V1.1 official specification table (visually transcribed)编码器位数 16 位
Encoder type
Single-turn magnetic encoder
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Manufacturer specification for the stated model and generation; other test conditions are not stated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)编码器类型 磁编(单圈)
Firmware update and tuning
Visual host tuning and firmware upgrade supported
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; Manufacturer product-page feature statement.
DM-J4340-2EC V1.1_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,支持固件升级。
Height
53.3 mm
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Overall manufacturer table dimension.
DM-J4340-2EC V1.1 official specification table (visually transcribed)高度 53.3mm
Integrated drive
Motor and drive integrated
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; Manufacturer product-page feature statement.
DM-J4340-2EC V1.1_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。
Maximum no-load speed
56 rpm
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V configuration; No-load maximum; voltage configuration as indicated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)空载最大转速 56rpm | 112rpm
Maximum no-load speed
112 rpm
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 48 V configuration; No-load maximum; voltage configuration as indicated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)空载最大转速 56rpm | 112rpm
Motor mass
362 g
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Approximate mass, as published.
DM-J4340-2EC V1.1 official specification table (visually transcribed)电机重量 约 362g
Output position retention
Single-turn absolute output position retained across power loss
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; Manufacturer product-page feature statement.
DM-J4340-2EC V1.1_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。
Outside diameter
57 mm
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Overall manufacturer table dimension.
DM-J4340-2EC V1.1 official specification table (visually transcribed)外径 57mm
Overcurrent protection recommendation
Configurable; recommended value no more than 0.98 (unit not specified)
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Exits enabled mode on overcurrent. The manufacturer does not define a unit for 0.98; it is not interpreted as amperes or a normalized percentage.
DM-J4340-2EC V1.1 official specification table (visually transcribed)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-tuning interface
UART at 921600 bps
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Manufacturer specification for the stated model and generation; other test conditions are not stated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)调参接口 UART@921600bps
Peak current pair (manufacturer wording)
19.85A/16.00A
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V configuration; Peak value; permitted peak duration and duty cycle are not stated. The source labels this row only as phase current but prints two values separated by a slash. The second quantity is undefined; it is not asserted to be supply current.
DM-J4340-2EC V1.1 official specification table (visually transcribed)峰值相电流 19.85A/16.00A | 19.85A/11.2A
Peak current pair (manufacturer wording)
19.85A/11.2A
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 48 V configuration; Peak value; permitted peak duration and duty cycle are not stated. The source labels this row only as phase current but prints two values separated by a slash. The second quantity is undefined; it is not asserted to be supply current.
DM-J4340-2EC V1.1 official specification table (visually transcribed)峰值相电流 19.85A/16.00A | 19.85A/11.2A
Peak output torque
40 N m
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Peak output torque; peak duration and duty cycle are not stated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)峰值扭矩 40NM
Phase inductance
290 uH
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; At 25 degrees C. Manufacturer value; measurement method not stated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)相电感 290uH (@25°C)
Phase resistance
0.72 ohm
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; At 25 degrees C. Manufacturer value; measurement method not stated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)相电阻 0.72Ω(@25°C)
Pole pairs
14
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Manufacturer specification for the stated model and generation; other test conditions are not stated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)极对数 14
Position-mode trajectory
Trapezoidal acceleration and deceleration
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; Manufacturer product-page feature statement.
DM-J4340-2EC V1.1_关节电机_产品中心_深圳市达妙科技有限公司位置模式下支持梯形加减速。
Rated current pair (manufacturer wording)
4.11A/3.1A
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V configuration; Rated operating value; thermal/test conditions not stated. The source labels this row only as phase current but prints two values separated by a slash. The second quantity is undefined; it is not asserted to be supply current.
DM-J4340-2EC V1.1 official specification table (visually transcribed)额定相电流 4.11A/3.1A | 4.11A/1.8A
Rated current pair (manufacturer wording)
4.11A/1.8A
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 48 V configuration; Rated operating value; thermal/test conditions not stated. The source labels this row only as phase current but prints two values separated by a slash. The second quantity is undefined; it is not asserted to be supply current.
DM-J4340-2EC V1.1 official specification table (visually transcribed)额定相电流 4.11A/3.1A | 4.11A/1.8A
Rated output speed
36 rpm
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Rated speed; value appears in a cell spanning both voltage configurations.
DM-J4340-2EC V1.1 official specification table (visually transcribed)额定转速 36rpm
Rated output torque
12 N m
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Rated output torque; temperature, mounting and duty conditions are not stated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)额定扭矩 12NM
Rated voltage
24 V
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V configuration; Nominal voltage; not an operating voltage range.
DM-J4340-2EC V1.1 official specification table (visually transcribed)额定电压 24V | 48V
Rated voltage
48 V
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 48 V configuration; Nominal voltage; not an operating voltage range.
DM-J4340-2EC V1.1 official specification table (visually transcribed)额定电压 24V | 48V
Recommended minimum supply voltage
15 V
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V configuration; Within the undervoltage-protection instructions; configurable trip threshold is not stated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)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15V。
Recommended minimum supply voltage
15 V
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 48 V configuration; Within the undervoltage-protection instructions; configurable trip threshold is not stated.
DM-J4340-2EC V1.1 official specification table (visually transcribed)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15V。
Recommended motor overtemperature setting maximum
100 degC
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Configurable protection setting; manufacturer recommends no more than 100 degrees C. Overheating exits enabled mode.
DM-J4340-2EC V1.1 official specification table (visually transcribed)电机过温防护,根据使用需求设定,建议不超过100°C,过温电机将退出“使能模式”。
Recommended overvoltage protection setting maximum
32 V
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V configuration; Configurable protection threshold recommendation, not the normal operating voltage.
DM-J4340-2EC V1.1 official specification table (visually transcribed)电机过压防护,根据使用需求设定,建议不超过32V,过压将退出“使能模式”。
Recommended overvoltage protection setting maximum
60 V
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 48 V configuration; Configurable protection threshold recommendation, not the normal operating voltage.
DM-J4340-2EC V1.1 official specification table (visually transcribed)电机过压防护,根据使用需求设定,建议不超过60V,过压将退出“使能模式”。
Reduction ratio (manufacturer notation)
40: 1
Manufacturer specification
Configuration: DM-J4340-2EC V1.1; 24 V and 48 V configurations; Ratio is preserved exactly as printed; numerator/denominator convention is not reinterpreted.
DM-J4340-2EC V1.1 official specification table (visually transcribed)减速比 40: 1