Yaskawa JANCD-1003B High-Density Servo & I/O Control Board
The JANCD-1003B is a high-performance multi-functional board of Yaskawa JANCD series. As an enhanced upgraded version of JANCD-1001B, it is specially developed for YASNAC i80/i90 CNC systems and Motoman NX100/XRC robot controllers. This board integrates high-density digital I/O, servo encoder signal processing and high-speed backplane communication. It serves as a core interface between the main controller and field sensors, actuators and servo drives, delivering outstanding performance for multi-axis synchronous control in complex industrial scenarios.
Description
Model Definition
JANCD: Standard prefix for Yaskawa CNC and robot control printed circuit boards10: 10-series platform for high-speed I/O and servo signal processing03: 3rd generation hardware with expanded I/O capacity and optimized servo signal circuitB: Industrial grade variant with reinforced isolation, surge protection and extended temperature tolerance
Technical Specifications
Electrical Parameters
Rated operating voltage: 24 V DC ±10%Total power consumption: ≤ 40 WSignal isolation: Optocoupler isolation, 1500 V AC dielectric withstand voltageDigital I/O: 64 isolated inputs / 32 isolated outputs, 24 V DC level, NPN/PNP selectableSingle channel output current: 0.5 A per channel, total output current: 16 A maxEncoder interface: Differential A/B/Z phase signal input, compatible with Yaskawa MDD and MKD servo motorsInternal logic voltage: 5 V DC; Field circuit voltage: 24 V DC
Interface and Communication Configuration
System bus: High-speed backplane bus, transmission rate up to 20 MbpsField communication: Selectable RS-232C / RS-485 interface, maximum baud rate 115.2 kbpsI/O connectors: Three 50-pin ribbon cable ports for field wiringExpansion slot: U1 slot for installing analog I/O modules or PROFIBUS communication modulesDiagnostic indicators: 16 LED lights to display power status, operation, alarms, communication and I/O working status
Mechanical & Environmental Parameters
Cooling method: Natural convection cooling, fanless designProtection class: IP20 for the board surfaceOperating temperature: 0 °C to +50 °CStorage temperature: -30 °C to +85 °COperating humidity: 10%–85% RH, non-condensingDimensions (W×H×D): 245 mm × 155 mm × 30 mmWeight: Approximately 0.7 kg
Core Functions
Supports high-density signal collection and output to connect a large number of on-site sensors, switches, solenoid valves and relays.Process and filter differential encoder signals to ensure stable feedback of servo motor position and speed.Realize high-speed data transmission and synchronous control for up to 12 axes via backplane bus.Acts as a communication gateway to connect the internal system bus with external serial devices.Comprehensive protection including overvoltage, undervoltage, overcurrent, short circuit, electrostatic discharge and signal loss.Strong anti-vibration and anti-interference design, suitable for harsh industrial production environments.Modular structure for easy installation, disassembly and routine maintenance.
Application Scenarios
YASNAC i80/i90 series CNC machine tools such as milling machines, lathes and machining centersMotoman NX100/XRC robot controllers for welding, handling and assembly robotsMulti-axis linkage automation equipment including printing, packaging and textile machineryEquipment renovation and spare parts replacement projects for legacy Yaskawa control systemsProduction lines with heavy I/O load and strict requirements for multi-axis synchronization
Usage and Maintenance
Keep smooth air circulation inside the control cabinet and maintain ambient temperature within 0 °C to +50 °C.Adopt shielded twisted-pair cables for I/O and servo wiring to reduce electromagnetic interference.Check all connectors regularly to avoid poor contact caused by vibration.Complete parameter configuration and bus network debugging via Yaskawa MotionWorks software.Remove dust on the board and connectors every six months.Test signal integrity and isolation performance once a year to guarantee long-term stable operation.
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