Emerson KC4011X1-BC1 Redundant DI 32-Channel Terminal Block

Description

The Emerson KC4011X1-BC1 is a redundant digital input (DI) terminal block designed for use in DeltaV™ distributed control systems. It provides 32 channels of digital input with built-in redundancy, ensuring high availability and reliability in safety-critical and mission-essential industrial applications.

Specifications

• Model Number: KC4011X1-BC1

• Channels: 32 digital input channels with redundancy

• Field Circuit Voltage: 30 VDC at 5 mA per channel (160 mA total)

• Operating Temperature: -40°C to +70°C

• Shock Resistance: 10 g half-sine wave for 11 ms

• Vibration Resistance: 1 mm peak-to-peak (2–13.2 Hz); 0.7 g (13.2–150 Hz)

• Humidity: 5% to 95% RH, non-condensing

• Contaminant Class: ISA-S71.04 Class G3 (airborne contaminants)

• Mounting: Terminal block with rotary keying system

• Certifications: ATEX, IECEx, FM, CSA for use in hazardous areas

• Dimensions: Approx. 4.1 cm × 12.5 cm × 10.5 cm

• Weight: Approx. 0.2 kg

Features

• Redundant Input Design: Enhances system reliability by supporting dual input paths

• Hazardous Area Certified: Approved for use in Zone 2 and Division 2 environments

• Hot-Swappable: Can be inserted or removed with system power applied (when no I/O card or field wiring is connected)

• Rotary Keying System: Ensures correct pairing with I/O cards and prevents misinstallation

• Maintenance-Free: No calibration or internal servicing required

• Compact Footprint: Saves space in control cabinets while maintaining full functionality