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Roboteq offers a range of dual-channel DC motor controllers. All our products share a common technology platform and differ mostly in current handling range and the type of enclosure. The table below shows the differences between the controllers of the AX product family. You can explore each model by clicking on the product link.
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| Product Info |
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Datasheet |
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| Power Stage |
| Operating Voltage |
12 to 40V |
| Number of Channels |
2 motor channels. (single channel, double current versions available) |
1 |
| Max Current |
2 x 120A
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2 x 60A |
2 x 30A |
1 x 120A |
| Surge Current |
>250A |
>150A |
>500A |
| Current Limiting |
User presettable |
| ON Resistance |
5 mOhm |
5 mOhm |
10 mOhm |
2.5mOhm |
| Synchronous Rectification |
Yes - Allows regenerative braking |
| Temperature protection |
Automated power output reduction starting at 70o C heat sink temperature |
| Voltage protection |
Output shut off below 12V and above 43V |
Power Wiring
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AWG8 Wires |
FastOn Tabs |
| Command |
| R/C Inputs |
1.0ms - 1.5ms center - 2ms, Adjustable |
| Serial Interface |
RS232. 9600 bauds |
| USB Interface |
No |
| Analog Interface |
0V - 2.5V center - 5V |
| Input Corrections |
Ch1 & Ch2 mixing for tank steering. Programmable deadband.
Exponent & Logarithmic command curves. |
| Input/Outputs |
| Optical Encoder Inputs |
No |
Yes |
No |
| RC Outputs |
No |
8 pulse outputs |
No |
| Analog Inputs & Res |
2 inputs, 8-bit |
4 inputs, 8-bit |
2 inputs, 8-bit |
| Digital Outputs |
1 output, 24V 2A max |
1 output, 24V 1.5A max |
1 output, 24V 1A max |
1 output, 24V 2A max |
| Digital Inputs |
up to 3 |
up to 2 |
| 5V Supply Output |
Yes. For Radio or other devices
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| Operating Modes |
| Open Loop Speed |
Forward & Reverse Speed Control. Separate or Mixed
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| Closed Loop Speed |
Yes
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| Position Mode |
Yes
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| Controller Configuration |
Jumper-less using PC utility
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| Custom Scripting Language |
No
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| Physical |
| Enclosure |
Extruded aluminum enclosure
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Unenclosed, board level
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| Power Wiring |
AWG8 Flying Wires
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FastOn Tabs
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| Dimensions |
5.5" (140mm) wide x 1.6" (40mm) tall x 9" (228mm) long including mounting brackets.
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4.2" wide (106mm) 6.75" long (172mm) 1.2" tall (30mm)
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4.2" (106mm) wide x 4.2" (106mm) long x 1.5" tall (38mm)
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4.2" wide (106mm)
6.75" long (172mm) 1.2" tall (30mm)
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| Weight |
3.3lbs (1.5kg)
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7.5oz (212g)
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4 oz (115g)
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7.5oz (212g)
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AX3500
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AX1500
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AX3100S
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