# Technical information

### <span style="color: rgb(0, 0, 0);">General</span>

<table border="1" class="align-left" id="bkmrk-general-interface-us" style="border-collapse: collapse; width: 100%; height: 1237.78px; border-width: 1px;"><colgroup><col style="width: 30.3954%;"></col><col style="width: 69.687%;"></col></colgroup><thead><tr style="height: 31.4375px; background-color: rgb(126, 140, 141);"><td colspan="2" style="height: 31.4375px; background-color: rgb(109, 111, 113); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(255, 255, 255);">General</span>  
</td></tr></thead><tbody><tr style="height: 29.4583px;"><td class="align-left" style="height: 29.4583px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Interface</span></td><td class="align-left" style="height: 29.4583px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">USB Type-C (appears as virtual COM port on PC</td></tr><tr style="height: 29.4583px;"><td class="align-left" style="height: 29.4583px; vertical-align: middle; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Dimensions</span></td><td class="align-left" style="height: 29.4583px; vertical-align: middle; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">180 mm x 105 mm x 26 mm</td></tr><tr style="height: 29.4583px;"><td class="align-left" style="height: 29.4583px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Weight</span></td><td class="align-left" style="height: 29.4583px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">0.6 kg</td></tr><tr style="height: 29.7917px;"><td class="align-left" style="height: 29.7917px; vertical-align: middle; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Protection class</span></td><td class="align-left" style="height: 29.7917px; vertical-align: middle; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">IP 20</td></tr><tr style="height: 57.4583px;"><td class="align-left" style="height: 57.4583px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Temperatures</span></td><td class="align-left" style="height: 57.4583px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Operation 10 °C to 60 °C,

Storage -10 °C to 85 °C

</td></tr><tr style="height: 29.7917px;"><td class="align-left" style="height: 29.7917px; vertical-align: middle; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Power supply</span></td><td class="align-left" style="height: 29.7917px; vertical-align: middle; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">External 15 Vdc to 67 Vdc power supply required</td></tr><tr style="height: 35.0625px;"><td class="align-left" style="height: 35.0625px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Power consumption</span></td><td class="align-left" style="height: 35.0625px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">28 W maximum</td></tr><tr style="height: 35.0625px;"><td colspan="2" style="vertical-align: middle; height: 35.0625px; background-color: rgb(109, 111, 113); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(255, 255, 255);">Motor</span></td></tr><tr style="height: 35.0625px;"><td style="height: 35.0625px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Suitable types</span></td><td style="height: 35.0625px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">2 phase bipolar stepper motor with 4 leads</span></td></tr><tr style="height: 35.0625px;"><td style="height: 35.0625px; vertical-align: middle; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Phase current</span></td><td style="height: 35.0625px; vertical-align: middle; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Up to 1 A RMS, adjustable in 30 mA steps</span></td></tr><tr style="height: 35.0625px;"><td style="height: 35.0625px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Source voltage</span></td><td style="height: 35.0625px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">As supply voltage, 67 Vdc maximum</span></td></tr><tr style="height: 35.0625px;"><td style="height: 35.0625px; vertical-align: middle; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Resolution</span></td><td style="height: 35.0625px; vertical-align: middle; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">8, 16, 32, 64, 128, 256 micro-stepping</span></td></tr><tr style="height: 35.0625px;"><td style="height: 35.0625px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Protection</span></td><td style="height: 35.0625px; vertical-align: middle; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Short to ground and phase to phase</span></td></tr><tr style="height: 29.4583px;"><td colspan="2" style="vertical-align: middle; background-color: rgb(109, 111, 113); height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(255, 255, 255);">Operating modes</span>  
</td></tr><tr style="height: 136.865px;"><td colspan="2" style="vertical-align: middle; height: 136.865px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">- Remote, via USB
- SDE interface using an external motion controller
- Trigger movement vis SDE interface
- Joystick
- Bake
- Homing (drive to limit switches)

</td></tr><tr style="height: 29.4583px;"><td colspan="2" style="vertical-align: middle; background-color: rgb(109, 111, 113); height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(255, 255, 255);">Limits</span>  
</td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Quantity</span></td><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">2</span></td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Compatible switch types</span></td><td style="vertical-align: middle; height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Mechanical NO or NC (polarity selectable)</span></td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Protection</span></td><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Withstands continuous short to 12 V maximum</span></td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Miscellaneous</span></td><td style="vertical-align: middle; height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(0, 0, 0);">Source current &lt; 1 mA</span></td></tr><tr style="height: 29.4583px;"><td colspan="2" style="vertical-align: middle; background-color: rgb(109, 111, 113); height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(255, 255, 255);">Motor temperature measurement</span>  
</td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Type</td><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Selectable PT100 RTD or K-Type thermocouple</td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Range</td><td style="vertical-align: middle; height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">-200 °C to 240 °C</td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Accuracy</td><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">±5 %</td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Fault detection</td><td style="vertical-align: middle; height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">RTD: Open and short-circuit

Thermocouple: Open circuit only

</td></tr><tr style="height: 29.4583px;"><td colspan="2" style="vertical-align: middle; background-color: rgb(109, 111, 113); height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(255, 255, 255);">SDE (step, direction, enable) interface</span>  
</td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Type</td><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Optocoupled, bi-directional LED</td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Levels</td><td style="vertical-align: middle; height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">3.3 Vdc to 5 Vdc maximum</td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Maximum frequency</td><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">2 MHz at 50 % duty</td></tr><tr style="height: 29.4583px;"><td colspan="2" style="vertical-align: middle; background-color: rgb(109, 111, 113); height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(255, 255, 255);">Joystick</span>  
</td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Connection</td><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Front panel mounted 4P4C jack</td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Input type</td><td style="vertical-align: middle; height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Active low, short to ground to activate function</td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Miscellaneous</td><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Open circuit voltage 3.3 V, source current &lt; 3.5 mA</td></tr><tr style="height: 29.4583px;"><td colspan="2" style="vertical-align: middle; background-color: rgb(109, 111, 113); height: 29.4583px; border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;"><span style="color: rgb(255, 255, 255);">Software</span>  
</td></tr><tr style="height: 29.4583px;"><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Compatibility</td><td style="vertical-align: middle; height: 29.4583px; background-color: rgb(244, 244, 244); border-color: rgb(109, 111, 113); border-style: solid; border-width: 1px;">Windows 7 or later</td></tr></tbody></table>



### <span style="color: rgb(0, 0, 0);"> </span>

### <span style="color: rgb(0, 0, 0);">Mechanical</span>

All dimensions are in millimetres.

[![dimensional drawing.png](https://bookstack.vps-da8d40f3.arunmicro.com/uploads/images/gallery/2023-09/scaled-1680-/dimensional-drawing.png)](https://bookstack.vps-da8d40f3.arunmicro.com/uploads/images/gallery/2023-09/dimensional-drawing.png)

### <span style="color: rgb(0, 0, 0);">Scope of delivery</span>

<table border="1" cellpadding="0" cellspacing="0" class="MsoNormalTable" id="bkmrk-qty.-item-1-smd3-1-u" style="border-collapse: collapse; width: 63.4577%; border-spacing: 0px; border: 1px solid rgb(0, 0, 0);"><tbody><tr style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; height: 11.35pt;"><td class="align-center" style="width: 11.6899%; border: 1px solid rgb(52, 73, 94); background: rgb(109, 111, 113); padding: 2.85pt 5.4pt; height: 11.35pt;" width="47"><span style="color: rgb(255, 255, 255);">Qty.</span>

</td><td style="width: 88.2587%; border: 1px solid rgb(52, 73, 94); background: rgb(109, 111, 113); padding: 2.85pt 5.4pt; height: 11.35pt;" width="278"><span style="color: rgb(255, 255, 255);">Item</span>

</td></tr><tr style="mso-yfti-irow: 1;"><td class="align-center" style="width: 11.6899%; border: 1px solid rgb(109, 111, 113); background: rgb(244, 244, 244); padding: 2.85pt 5.4pt;" width="47"><span style="color: black; mso-color-alt: windowtext;">1</span>

</td><td style="width: 88.2587%; border-width: 1px; border-style: solid; border-color: rgb(109, 111, 113); background: rgb(244, 244, 244); padding: 2.85pt 5.4pt;" width="278"><span style="color: black; mso-color-alt: windowtext;">SMD3</span>

</td></tr><tr style="mso-yfti-irow: 2;"><td class="align-center" style="width: 11.6899%; border: 1px solid rgb(109, 111, 113); padding: 2.85pt 5.4pt;" width="47">1

</td><td style="width: 88.2587%; border-width: 1px; border-style: solid; border-color: rgb(109, 111, 113); padding: 2.85pt 5.4pt;" width="278">USB Type-A to USB Type-C lead

</td></tr><tr style="mso-yfti-irow: 3;"><td class="align-center" style="width: 11.6899%; border: 1px solid rgb(109, 111, 113); background: rgb(242, 242, 242); padding: 2.85pt 5.4pt;" width="47"><span style="color: black; mso-color-alt: windowtext;">1</span>

</td><td style="width: 88.2587%; border-width: 1px; border-style: solid; border-color: rgb(109, 111, 113); background: rgb(242, 242, 242); padding: 2.85pt 5.4pt;" valign="top" width="278"><span style="color: black; mso-color-alt: windowtext;">Pluggable terminal block, 2-way, 3.5 mm pitch</span>

</td></tr><tr style="mso-yfti-irow: 4;"><td class="align-center" style="width: 11.6899%; border: 1px solid rgb(109, 111, 113); padding: 2.85pt 5.4pt;" width="47">1

</td><td style="width: 88.2587%; border-width: 1px; border-style: solid; border-color: rgb(109, 111, 113); padding: 2.85pt 5.4pt;" valign="top" width="278">Pluggable terminal block, 5-way, 3.5 mm pitch

</td></tr><tr style="mso-yfti-irow: 5;"><td class="align-center" style="width: 11.6899%; border: 1px solid rgb(109, 111, 113); background: rgb(242, 242, 242); padding: 2.85pt 5.4pt;" width="47"><span style="color: black; mso-color-alt: windowtext;">1</span>

</td><td style="width: 88.2587%; border-width: 1px; border-style: solid; border-color: rgb(109, 111, 113); background: rgb(242, 242, 242); padding: 2.85pt 5.4pt;" valign="top" width="278"><span style="color: black; mso-color-alt: windowtext;">Pluggable terminal block, 12-way, 3.5 mm pitch</span>

</td></tr><tr style="mso-yfti-irow: 6; mso-yfti-lastrow: yes;"><td class="align-center" style="width: 11.6899%; border: 1px solid rgb(109, 111, 113); padding: 2.85pt 5.4pt;" width="47">1

</td><td style="width: 88.2587%; border-width: 1px; border-style: solid; border-color: rgb(109, 111, 113); padding: 2.85pt 5.4pt;" width="278">Type K Thermocouple Free Plug, Miniature

</td></tr></tbody></table>

### <span style="color: rgb(0, 0, 0);">Accessories</span>

The following accessory items are available from AML.

<table border="1" cellpadding="0" cellspacing="0" class="MsoNormalTable" id="bkmrk-order-code-item-smd3" style="border-collapse: collapse; width: 63.4568%; border-spacing: 0px; border: 1px solid rgb(0, 0, 0); height: 119.25px;"><tbody><tr style="height: 30.6458px; border-color: rgb(52, 73, 94); border-style: solid;"><td style="width: 21.6234%; border: 1px solid rgb(52, 73, 94); background: rgb(109, 111, 113); padding: 2.85pt 5.4pt; height: 30.6458px;" width="47"><span style="color: rgb(255, 255, 255);">Order Code</span>

</td><td style="width: 78.3117%; border: 1px solid rgb(52, 73, 94); background: rgb(109, 111, 113); padding: 2.85pt 5.4pt; height: 30.6458px;" width="278"><span style="color: rgb(255, 255, 255);">Item</span>

</td></tr><tr style="height: 27.3125px;"><td style="width: 21.6234%; border: 1px solid rgb(109, 111, 113); background: rgb(244, 244, 244); padding: 2.85pt 5.4pt; height: 27.3125px;" width="47"><span style="color: black; mso-color-alt: windowtext;">SMD3JOY</span>

</td><td style="width: 78.3117%; border-width: 1px; border-style: solid; border-color: rgb(109, 111, 113); background: rgb(244, 244, 244); padding: 2.85pt 5.4pt; height: 27.3125px;" width="278"><span style="color: black; mso-color-alt: windowtext;">Joystick</span>

</td></tr><tr style="height: 30.6458px;"><td style="width: 21.6234%; border: 1px solid rgb(109, 111, 113); padding: 2.85pt 5.4pt; height: 30.6458px;" width="47">SPSU48V

</td><td style="width: 78.3117%; border-width: 1px; border-style: solid; border-color: rgb(109, 111, 113); padding: 2.85pt 5.4pt; height: 30.6458px;" width="278">48 Vdc, 60 W Power Supply

</td></tr><tr style="height: 30.6458px;"><td style="width: 21.6234%; border: 1px solid rgb(109, 111, 113); background: rgb(242, 242, 242); padding: 2.85pt 5.4pt; height: 30.6458px;" width="47"><span style="color: black; mso-color-alt: windowtext;">MLF18SMD3</span>

</td><td style="width: 78.3117%; border-width: 1px; border-style: solid; border-color: rgb(109, 111, 113); background: rgb(242, 242, 242); padding: 2.85pt 5.4pt; height: 30.6458px;" valign="top" width="278"><span style="color: black; mso-color-alt: windowtext;">Lead, Feedthrough to SMD3</span>

</td></tr></tbody></table>