Product Description

The Keyence KV-N8EXR is a 16-point expansion I/O unit designed for the KV-8000 series programmable logic controllers (PLCs). It features 8 digital input points and 8 relay output points, facilitating seamless integration into automation systems. The unit employs screw terminal blocks for secure wiring and supports both 24 VDC and 5 VDC input modes. Its relay outputs are rated for 250 VAC and 30 VDC at 2 A, suitable for controlling various industrial devices. With a compact design weighing approximately 230 g, the KV-N8EXR is ideal for applications requiring reliable and efficient I/O expansion in industrial automation setups.​

Technical Specifications

• Feature Specification
• Model KV-N8EXR
• Input Points 8
• Input Modes 24 VDC, 5 VDC
• Maximum Input Voltage 26.4 VDC
• Input Rated Voltage 24 VDC mode: 5.3 mA; 5 VDC mode: 1 mA
• Minimum ON Voltage 24 VDC mode: 19 V; 5 VDC mode: 3.5 V
• Maximum OFF Voltage 24 VDC mode: 1.5 mA; 5 VDC mode: 1.5 V
• Input Time Constant OFF to ON: Typ. 25 µs; Max. 50 µs
• ON to OFF: Typ. 50 µs; Max. 150 µs
• Input Impedance 4.3 kΩ
• Output Points 8
• Output Type Relay
• Rated Load 250 VAC / 30 VDC, 2 A
• ON Resistance 50 mΩ or less
• Response Time OFF to ON: 10 ms or less
• Relay Life Electrical: 100,000 cycles; Mechanical: 20 million cycles
• Relay Replacement Not possible
• Internal Current Consumption 60 mA or less
• Weight Approx. 230 g