Compact integrated motor with RS-422/485 communications interface. Feedback options include open loop, closed loop or absolute encoder with hMTechnology.
Motor size: NEMA 23 (57 mm)
Holding Torque range: 152 … 416 oz-in (107 … 294 N-cm)
Input voltage: +12 to +60 VDC
| Parameter | Unit | LMH57 NEMA 23 Pulse/direction IP20 – High Torque |
|---|---|---|
| Control type | Pulse/direction input | |
| Communications interface | RS-422/485 | |
| Communications features | MCode OS | |
| NEMA size | 23 (57×57 mm) | |
| Torque range | Nm | 1,07 … 2,94 |
| Temperature heatsink (short-time) | °C | max. 85 |
| IP rating | IP20 | |
| Input voltage | +VDC | +12 to +60 |
| Power supply current requirement | A | 3.5 |
| I/O Specifications | Unit | LMH57 NEMA 23 Pulse/direction IP20 – High Torque |
|---|---|---|
| I/O functions | Logic and I/O | |
| Signal input voltage range | +VDC | 5 … 24 |
| Signal input current | mA @ +5 VDC | 8.7 |
| Signal input current | mA @ +24 VDC | 14.6 |
| Signal input frequency pulse (step) | MHz | 2.56 |
| Signal input frequency quadrature | MHz | 1.25 |
| Signal input frequency enable | MHz (max.) | 5 |
| Signal input isolation | Galvanic | |
| Signal input protection class | III | |
| Analog input voltage mode | 0 … 5 VDC | 0 … 5 |
| Analog input voltage mode | 0 … 10 VDC | 0 … 10 |
| Analog input current loop mode | mA | 0 … 20 |
| Analog input resolution | Bits | 12 |
| Analog input isolation | None | |
| Signal output current | mA | 1 … 5.5 |
| Signal output voltage open-collector | +VDC | 60 |
| Signal output voltage open-emitter | +VDC | 7 |
| Signal output current open-collector | mA | 5.5 |
| Signal output current open-emitter | mA | 5.5 |
| Signal output isolation | Galvanic |
| Parameter settings | Unit | LMH57 NEMA 23 Pulse/direction IP20 – High Torque |
|---|---|---|
| Microstep resolution | # of settings | 20 |
| Microstep resolution | Range steps/rev | 200 … 51200 |
| Counter type | 32-bit | Position |
| Counter edge rate | MHz (max.) | 5 |
| Velocity range | steps/sec | RPM | ± 2560000 | ± 3000 |
| Velocity resolution | steps/sec | 0.5961 |
| Accel/Decel range | steps/sec2 | 1.5 X 10^9 |
| Accel/Decel resolution | steps/sec2 | 90.9 |
| Value | Unit | – |
|---|---|---|
| Encoder type | Internal, magnetic | |
| Encoder resolution | Lines / Edges | 1000 / 4000 |
| Counter resolution | bit | 32 |
| hMTechnology OFF, encoder ON | Position maintenance, find index, stall detect | |
| hMTechnology ON, encoder OFF | Anti-stall, variable current control, torque mode |
| Value | Unit | – |
|---|---|---|
| Microstep resolution | [steps/rev] | 200 … 51200 |
| Run current | [%] | 1 … 100 |
| Holding current | [%] | 0 … 100 |
| Hold current delay | [mSec] | 0 … 65535 |
| Clock modes | Step/dir, Quadrature, CW/CCW | |
| Motion input filter | [kHz … MHz] | 38.8 … 10 |
| Enable input | Active state/filter | |
| Advanced operating modes | Pulse/direction, Speed Control, Commanded Velocity,Torque Control | |
| Advanced parameters | Common | RS-422/485 |
| Advanced parameters | Mode specific | I/O, Motion,Analog input, velocity |
| hMT modes | hMT OFF, fixed current, Variable current, Torque | |
| Operation | Make-up position,Torque % |
| Name | Unit | Single Length | Double Length | Triple Length |
|---|---|---|---|---|
| Holding torque | Ncm | 107 | 186 | 294 |
| Rotor inertia | kgcm2 | 0.14 | 0.22 | 0.37 |
| Detent Torque | Ncm | 6.0 | 10 | 15 |
| Radial load limit | kg | 6.8 | ||
| Axial Load Limit | kg | 9 | ||
| Weight | g | 748 | 885 | 1247 |
Technische Angaben dienen als Orientierungswerte, da die einzelnen Antriebe und Motoren anwendungsbezogen konfiguriert werden. Technische und optische Änderungen vorbehalten.
