Model Interpretation

12P3270X032: Emerson internal material code

KJ3203X1-BA1: Standard model

KJ3203: 32-channel DI series

X1: Hardware version

BA1: Standard type, 24VDC input Basic Information

Manufacturer: Emerson Process Management

Origin: Thailand

Size: Standard M Series I/O Card (Single Slot)

Weight: Approximately 0.3 kg

Installation: DeltaV M Series I/O Backplane, Hot Swap

Status: Active mainstream, commonly used spare parts

Certifications: CE, UL/CSA, Class I Div.2 Explosion-proof

Functionality

DeltaV System 32-channel 24VDC Switching Input Module

Collects on-site dry contacts / wet contacts signals (valve limit, pump start/stop, relay status, etc.)

Optical isolation, high anti-interference, suitable for industrial strong electromagnetic environment

Supports online diagnosis (channel open/closed detection)

Single card 32 channels, high density saves slots and costs

Redundant configuration improves critical circuit availability

Core Parameters

Channel Count: 32 Independent DI

Input Voltage: 24VDC ±10%

Input Current: Approximately 8mA / Channel

Input Type: Sink (Sourcing Current) / Source (Draining Current) Optional

Isolation: Channel - System Side 2500Vrms Isolation

Response Time: ≤ 1ms / Channel

Operating Temperature: -40°C ~ +70°C

Status Indicator: Module Running, 32 Channel LED Status Light

Power Consumption: Approximately 4W (24VDC)

Adapting Accessories

Special Terminal Block: KJ3203X1-TB1 (32 Channel Terminal Blocks)

Backplane: DeltaV M Series I/O Backplane (e.g. KJ4001X1-CJ1)

Cable: 24AWG Multi-core Shielded Wire

Attachments: Module Label, Fixed Snap-on Clasp

Typical Applications

Petroleum and Chemical Industry: Valve Switch Status, Machine Pump Operation/Fault Signals, On-site Buttons

Oil and Gas Industry: Compressor Interlock, Torch System Status, Safety Barrier Contact Signals

Power and Energy Industry: Boiler Auxiliary Equipment Status, Steam Turbine Auxiliary System, Switch Cabinet Contact

Water Treatment: Pump / Valve Feedback, Level Switch, Pressure Switch Signal Collection

Manufacturing Industry: Production Line Limiting, Photoelectric Switch, Relay Output Signal Connection