TC-IDK161 | Honeywell 16-Point 120 VAC Isolated Discrete Input Module

Product Overview

The TC-IDK161 is a 16-point isolated discrete input module designed for 120 VAC signals in industrial control systems.

Key Features

• 16 individually isolated input channels
• 120 VAC nominal input
• IEC Type 1+ compatibility
• LED status indicators
• High isolation voltage

Technical Specifications

• Number of Points: 16 (individually isolated)
• On-State Voltage Range: 79–132 VAC, 47–63 Hz
• Nominal Input Voltage: 120 VAC
• On-State Current: 5 mA @ 79 V, 15 mA @ 132 V
• Off-State Voltage (Max): 20 V
• Input Impedance: 11 kΩ @ 60 Hz
• Isolation: High voltage isolation between channels and system

FAQ

• What voltage range is supported? 79–132 VAC.
• Are the inputs isolated? Yes, individually isolated.
• What is the input compatibility? IEC Type 1+.

Installation Guide

1. Install the module in a compatible chassis slot.
2. Connect the appropriate terminal block.
3. Wire 120 VAC field devices observing isolation and safety practices.
4. Apply power and verify channel status LEDs.

Selection Tips

• Select for 120 VAC discrete input applications requiring isolation.
• Confirm frequency (47–63 Hz) and voltage range match field devices.
• Verify terminal block compatibility.