C-2344##(Standard)
C-2344##(Standard)
Motor Specifications
| Item | Unit | Model | ||
|---|---|---|---|---|
| C-234401 | C-234402 | C-234403 | ||
| Rated voltage | V | 12 | 24 | 18 |
| Rated output | W | 5.6 | 5.9 | 6.0 |
| Rated torque | mNm | 7.84 | 7.84 | 7.84 |
| gf-cm | 80 | 80 | 80 | |
| oz-in | 1.112 | 1.112 | 1.112 | |
| Rated Speed | rpm | 7000 | 7400 | 7450 |
| Rated current | mA | 650 | 350 | 500 |
| No Load Speed | rpm | 8700 | 9000 | 9000 |
| No Load current | mA | 100 | 45 | 60 |
| Starting torque | mNm | 41.16 | 44.10 | 45.08 |
| gf-cm | 420 | 450 | 460 | |
| oz-in | 5.838 | 6.255 | 6.394 | |
| Starting current | A | 3.0 | 1.8 | 2.6 |
| Rotor inertia | g-cm2 | 2.8 | 2.9 | 3.4 |
| Armature resistance | Ω | 4.0 | 13.3 | 7.0 |
| Inductance | mH | 0.11 | 0.42 | 0.24 |
| Mechanical time constant | m-sec | 6.5 | 6.0 | 6.5 |
| Back EMF constant | V/103rpm | 1.33 | 2.60 | 1.95 |
| Torque constant | mNm/A | 14.7 | 25.4 | 17.6 |
| gf-cm/A | 150 | 260 | 180 | |
| oz-in/A | 2.08 | 3.61 | 2.50 | |
| Maximum output | W | 9.1 | 10.1 | 10.4 |
| Initial angular acceleration | rad/sec2 | 140×103 | 157×103 | 145×103 |
| Thermal resistance (case-ambient) | ℃/W | 11 | 11 | 11 |
| Winding insulation class | – | F | ||
| Maximum armature winding temperature rise | ℃ | 155 | ||
| Operating ambient temperature | ℃ | -10 ~ +60 | ||
| Number of commutator segments | – | 11 | ||
| Bearing type | – | Ball bearings | ||
| Brush materials | – | Silver/Carbon | ||
| Weight | g | 100 | 100 | 100 |
| 3DCAD | STEP. | |||
- Motor Specifications
- With Tachometer Generator
- With Optical Encoder
- With Cost-Effective Optical Encoder
- With ZMP Gearhead
- With ZAP Gearhead
With Tachometer Generator

| Item | Unit | Tachometer Generator’s Specification |
|---|---|---|
| Output voltage | V/1000rpm | 1.5 ± 10% |
| Linearity | % max | 0.3 |
| Ripple P-P value (test circuit) | % max | 5 |
| Ripple frequency | Cycle/Rev | 11 |
| Directional error | % max | 0.5 |
| Armature resistance | Ω | 27 |
| Inductance | mH | 0.4 |
| Rotor inertia | g-cm2 | 1.0 |
| Output voltage of temperature coefficient | %/℃ | -0.04 |
| Weight (motor + tachometer generator) | g | 164 |
With Optical Encoder
※Coreless DC Motors with Optical Encoders (EC-2344**) have finished production and receiving orders on March 3, 2020. Cost-Effective model (LEC-2344**) will continue and if the encoder with three channels is needed, please check ENC-1858.

- Motor Specifications
- With Tachometer Generator
- With Optical Encoder
- With Cost-Effective Optical Encoder
- With ZMP Gearhead
- With ZAP Gearhead
With Cost-Effective Optical Encoder

| Encoder type | Incremental Type | |
|---|---|---|
| Item | Unit | Encoder’s Specification |
| Encoder type | – | Incremental |
| Output pulse number | Pulse/Rev | 100、200 |
| Number of channels | – | 2 |
| Power source voltage | Vcc | 5±5% |
| Current Consumption | mA | 60 (max.) |
| Output voltage | V | “ H ” | 2.4 (min.) |
| mH | “ L” | 0.5 (max.) | |
| Response frequency | kHz | 35(Note*1) |
| Rotor inertia | g-cm2 | 0.03 |
| Weight (motor + encoder) | g | 110 |
- Note*1: The motor speed is limited by the response frequency.
With ZMP Gearhead
※Coreless DC Motors with Optical Encoders (EC-2344**) have finished production and receiving orders on March 3, 2020. Cost-Effective model (LEC-2344**) will continue and if the encoder with three channels is needed, please check ENC-1858.

Rated Characteristic of Motor with Gear(s)
C-2344##G ZMP 1/xxx (φ25)
| Reduction ratio | 4 | 6 | 16 | 24 | 36 | 64 | 96 | 144 | 216 | 256 | 384 | 576 | ※864 | ※1296 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rated torque | N・m | 0.026 | 0.039 | 0.090 | 0.135 | 0.203 | 0.306 | 0.459 | 0.688 | 1.032 | 1.043 | 1.565 | 2.348 | 3.000 | 3.000 |
| Rated Speed | rpm | 1862 | 1241 | 465 | 310 | 206 | 116 | 77 | 51 | 34 | 29 | 19 | 12 | 8 | 5 |
| Rated output | w | 5.2 | 5.2 | 4.4 | 4.4 | 4.4 | 3.7 | 3.7 | 3.7 | 3.7 | 3.1 | 3.1 | 3.1 | 2.7 | 1.8 |
| Length (L) | mm | 24.7 | 24.7 | 29.6 | 29.6 | 29.6 | 37.1 | 37.1 | 37.1 | 37.1 | 44.6 | 44.6 | 44.6 | 44.6 | 44.6 |
- Note*1: If using Reduction ratio marked with an asterisk (*), please make sure not to exceed the allowable output torque of the gearhead.
- Note*2: Values assume continual operation under an evenly distributed load.
With ZAP Gearhead
※Coreless DC Motors with Optical Encoders (EC-2344**) have finished production and receiving orders on March 3, 2020. Cost-Effective model (LEC-2344**) will continue and if the encoder with three channels is needed, please check ENC-1858.

Rated Characteristic of Motor with Gear(s)
C-2344##G ZAP 1/xxx (φ30)
| Reduction ratio | 4 | 6 | 16 | 24 | 36 | 64 | 96 | 144 | 216 | 256 | 384 | 576 | 864 | ※1296 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rated torque | N・m | 0.026 | 0.039 | 0.090 | 0.135 | 0.203 | 0.306 | 0.459 | 0.688 | 1.032 | 1.043 | 1.565 | 2.348 | 3.522 | 4.800 |
| Rated Speed | rpm | 1862 | 1241 | 465 | 310 | 206 | 116 | 77 | 51 | 34 | 29 | 19 | 12 | 8 | 5 |
| Rated output | w | 5.2 | 5.2 | 4.4 | 4.4 | 4.4 | 3.7 | 3.7 | 3.7 | 3.7 | 3.1 | 3.1 | 3.1 | 3.1 | 2.8 |
| Length (L) | mm | 29.9 | 29.9 | 35.3 | 35.3 | 35.3 | 44.0 | 44.0 | 44.0 | 44.0 | 52.7 | 52.7 | 52.7 | 52.7 | 52.7 |
- Note*1: If using Reduction ratio marked with an asterisk (*), please make sure not to exceed the allowable output torque of the gearhead.
- Note*2: Values assume continual operation under an evenly distributed load.


