Model Definition

• Model: JZNC-IOP32E

• Manufacturer: Yaskawa Electric

• Series: YASNAC i80 legacy CNC control system

• Type: Digital I/O expansion board

Technical Specifications

Electrical Parameters

• Operating voltage: 24 VDC ±10%

• Digital inputs: 16 points (24 VDC)

• Digital outputs: 16 points

• Output type: Relay or transistor

  • Relay output: Max 2 A per channel at 250 VAC

  • Transistor output: Max 0.5 A per channel at 24 VDC

• Isolation: Optocoupler isolation between internal circuits and field signals

• Power consumption: Approximately 5 W

Mechanical & Environmental Parameters

• Installation: Slot-mounted PCB for standard i80 rack

• Dimensions (W×H×D): 220 mm × 150 mm × 20 mm

• Weight: Approximately 0.4 kg

• Operating temperature: 0 °C to +50 °C

• Operating humidity: 10% – 85% RH, non-condensing

Core Functions

• Collect digital signals from limit switches, proximity sensors and control buttons on machine tools.

• Drive external actuators such as relays, solenoid valves and indicator lights.

• Expand total I/O capacity of YASNAC i80 CNC system for tool magazines, fixtures and cooling units.

• Provide optoelectronic isolation to prevent interference and protect the main controller.

• Realize signal interaction between CNC host and auxiliary automation equipment.

Application Scenarios

• Yaskawa YASNAC i80 series CNC machine tools and control cabinets.

• Lathes, milling machines and machining centers requiring I/O expansion.

• Retrofit, maintenance and spare parts replacement for legacy Yaskawa CNC systems.

Maintenance Notes

• Cut off all power supply before installation, removal or wiring.

• Keep the module dry and dust-free to avoid poor contact or circuit damage.

• Regularly check terminal connections and board seating.

• Use only the original or fully compatible replacement module to ensure system stability.