Companion Modules
GLRoad Precision’s companion modules are EtherCAT distributed I/O and function expansion units engineered for high-end precision equipment.
01 High integration and compatibility
02 High-performance EtherCAT communication
03 Simulator functionality support
04 Oscilloscope functionality support
05 Support for PEG, Mark, and other functions
06 Industrial-grade reliability
07 Lightweight design and easy deployment
08 Support for auto-tuning function
09 Support for programming languages such as GL+ and G-code
10 Support for dynamic error compensation
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Product Image |
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Parameter |
IOES01 Digital I/O Expansion Module |
Parameter |
PDEM01 Pulse Drive Module |
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Power Supply |
24VDC ±10% |
Power Supply |
24VDC ±10% |
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Digital I/O Input Channels |
8 |
EtherCAT Interface |
2 (IN/OUT) |
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Digital I/O Output Channels |
8 |
Pulse / Direction Output |
2/4 axes |
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Input Diff. 0 Signal Voltage |
-7 to -0.2V |
Incremental Encoder Input |
2/4 axes |
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Input Diff. 1 Signal Voltage |
0.2 to 7V |
Absolute Encoder Input |
0-2 axes (Optional) |
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Output Diff. 0 Signal Voltage/Current |
-3.1 to -2V, 10mA |
Digital I/O |
4-ch Input / 2-ch Output |
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Output Diff. 1 Signal Voltage/Current |
2 to 3.1V, 10mA |
Power Consumption |
2-axis: <5W; 4-axis: <8W |
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Analog I/O Input Channels |
8 |
Operating Temp. |
0°C ~ 45°C |
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Analog I/O Output Channels |
8 |
Protection Rating |
IP20 |
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Analog I/O Input Voltage |
+/-10V differential |
Dimensions |
21mm * 100mm * 48mm (Same for 2/4 axis) |
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Analog I/O Output Voltage |
+/-20V differential |
EMC |
CE/CS/EFT/Surge/ESD |
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Dimensions |
145mm * 135mm * 1.6mm |
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EMC |
CE/CS/EFT/Surge/ESD |
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Product Image |
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Product Image |
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Parameter |
ADEM01 High-Precision Analog Drive Module |
Parameter |
ECDB01 Encoder Sub-division Module |
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Power Supply |
24VDC ±10% |
Power Supply |
24VDC ±10% |
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EtherCAT Interface |
2 (IN/OUT) |
Analog Output |
2/4 axes × 1/2 channels |
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Analog Input |
3-ch differential ADC input, ±10V |
Encoder Input |
3-ch Sin-Cos, 3-ch ABZ |
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Analog Output |
6-ch differential DAC output, ±10V (Max 2-ch per axis, 6 total) |
Simulated Encoder Rate |
700kHz |
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Encoder Input |
3-ch ABZ & ABS; 3-ch Sin-Cos |
ABZ Output Frequency |
12.5MHz |
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Digital I/O |
4-ch Input / 4-ch Output |
Comm. Interface |
USB, RS-232, etc. |
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Positioning Input |
Limit: 9-ch; MARK: 3-ch |
Dimensions |
148mm * 83mm * 22mm |
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Operating Temp. |
0°C ~ 45°C |
EMC |
CE/CS/EFT/Surge/ESD |
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Protection Rating |
IP20 |
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Dimensions |
128.2mm * 61.5mm * 157mm |
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EMC |
CE/CS/EFT/Surge/ESD |
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Product Image |
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Parameter |
LCM01 Laser Module |
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Power Supply Voltage |
24VDC ±10% |
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Laser Control Interface |
8-ch RS-422 / 50MHz |
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SYNC Synchronous Input |
1-ch RS-422 / 50MHz |
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Communication Interface |
EtherCAT, RS-232, etc. |
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Analog I/O |
2-ch 0-10V single-ended input; 2-ch 0-10V single-ended output |
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Digital I/O |
8-ch Input (opto-isolated); 8-ch Output (opto-isolated) |
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Dimensions |
105.4mm * 134mm * 28.1mm |
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EMC |
CE/CS/EFT/Surge/ESD |





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