Emerson Deltav KC3021X1-BA1 Process Controller

Description

The KC3021X1-BA1 is a 32-channel 24VDC dry-contact Discrete Input (DI) Plus card used in Emerson DeltaV systems. It’s engineered for reliable signal acquisition in process automation, especially in harsh industrial environments. This module supports Zone 2 hazardous area installations and is widely used in oil & gas, chemical, and power applications.

Specifications

• Model Number: KC3021X1-BA1

• System Compatibility: DeltaV

• Input Type: 24VDC dry contact

• Channels: 32 discrete inputs

• Local Bus Power: 12 VDC @ 75 mA

• Bussed Field Power: 24 VDC @ 30 mA

• Field Circuit Power: 24 VDC @ 4.5 mA per channel

• Operating Temp: -40°C to +70°C

• Shock Resistance: 10 g, 11 ms half-sine

• Vibration Tolerance:

  • 1 mm peak-to-peak (2–13.2 Hz)

  • 0.7 g (13.2–150 Hz)

• Humidity: 5% to 95%, non-condensing

• Airborne Contaminants: ISA-S71.04 Class G3

• Certifications:

  • ATEX Zone 2

  • IECEx

  • FM15ATEX0004U

• Weight: Approx. 318 g

• Mounting: Terminal block key position E3

• Origin: USA or Malaysia (varies by batch)

Key Features

• High-Density Input: 32-channel capacity in a compact form

• Hazardous Area Ready: Certified for Zone 2 installations

• Robust Design: Withstands shock, vibration, and airborne contaminants

• Reliable Signal Processing: Accurate and fast input detection

• Easy Integration: Seamlessly fits into DeltaV architecture

• Maintenance-Free: No calibration or internal adjustments required

• Fail-Safe Operation: Designed for safe removal/insertion with power off