KV-N8EX Expansion Input Unit

This document provides specifications for the KV-N8EX expansion input unit.

Model

KV-N8EX

External Connection Method

Terminal Block

Input Terminals

• 24 VCD Mode
• 5 VCD Mode

Maximum Input Voltage

26.4 VCD

Nominal Input Voltage

• 24 VCD Mode: 5.3 mA
• 5 VCD Mode: 1 mA

Minimum ON Voltage

• 24 VCD Mode: 19 V
• 5 VCD Mode: 3.5 V

Maximum OFF Current

• 24 VCD Mode: 1.5 mA
• 5 VCD Mode: 1.5 V

Common Point Mode

8 points/1 common (2 terminals)

*1 The KV-N8EX and KV-N16EX have 2 COM terminals, but these are shared internally.

Input Time Constant (Four-Level Switching)

Input Time Constant Adjustment

• OFF to ON: Typ.
• 25 µs: 10 µs
• 300 µs: 240 µs
• 1 ms: 1 ms
• 10 ms: 10 ms
• OFF to ON: Max.
• 25 µs: 50 µs
• 300 µs: 290 µs
• 1 ms: 1.2 ms
• 10 ms: 11 ms
• ON to OFF: Typ.
• 25 µs: 50 µs
• 300 µs: 280 µs
• 1 ms: 1 ms
• 10 ms: 10 ms
• ON to OFF: Max.
• 25 µs: 150 µs
• 300 µs: 390 µs
• 1 ms: 1.2 ms
• 10 ms: 11 ms

Input Impedance

4.3 kΩ

Internal Current Consumption

20 mA or less

Weight

Approx. 150 g