RMS Technologies IMC17 INTEGRATED MOTOR CONTROLLER/DRIVER User Manual
Page 6

Default Settings
Function (command)
Description
Running Current (m)
30% of 2.0 Amps
Holding Current (h)
10% of max current of 2 Amps
Step Resolution (j)
256x
Top Velocity (V)
305175 pps (microsteps/sec)
Acceleration (L)
L=1000, 6103500 μsteps/sec
2
Microstep smoothness (o)
1500
Outputs (J)
Both are turned off, J0
Baud Rate
9600 bps
Table 1: Default Settings
2. ELECTRICAL SPECIFICATIONS
Supply Voltage:
+12 to +40 VDC
Peak Current:
0.1 to 2.0 Amps
Digital I/O Specifications
Number of I/O
2
Number of Inputs
2
Input Voltage
+0 VDC to +5 VDC
(0 to 24V tolerant, but 5V recommended)
Input Current
700 mA
Pull-up Resistors
10k Ω
Protection
Static Protection to the microprocessor
LED output
(Pin 9) max of 20mAmps, with 200 ohm internal resistor
Motor Specifications
Any 4118 series step motor that is rated at 2.0 Amps/Phase or less can be combined
into a IMC17 product. General torque specifications are listed below:
Holding Torque (max of 1.0 Amp Holding Current, winding specific)
IMC17-S
20 to 45 oz-in
IMC17-M
30 to 63 oz-in
IMC17-L
40 to 80 oz-in
Steps per Revolution: 400, 800, 1600, 3200, 6400, 12800, 25600, 51200
3. OPERATING SPECIFICATIONS
Maximum Step Frequency
2^24 (pps) or 16.7MHz
Operating Temperature Range
0° to 50° C
Storage Temperature Range
-20° to 70° C
Communication Specifications
Interface Type
RS485 (RS232 or USB with a converter card)
Baud Rate
9600, 19200, or 38400 bps
# Bits per character
8 Data
Parity
None
Stop Bit
1
RMS Technologies
Page 6
4/3/2009
IMC17/IMCE17 User Manual
Rev 1.06