Emerson KL3003X1-LS1 Digital Input CHARM Module

Description

The Emerson KL3003X1-LS1 is a 24 VDC Dry Contact Digital Input CHARM  designed for use with DeltaV™ Electronic Marshalling systems. It enables direct connection of dry contact field devices without the need for additional marshalling panels, simplifying installation and reducing wiring complexity. E

Specifications

• Input Type: 24 VDC Dry Contact
• Detection Thresholds: – ON: >2.25 mA (<5.3 kΩ) – OFF: <1.75 mA (>8.2 kΩ)
• Channel Impedance: 4.8 kΩ
• Wetting Voltage: 22.5 VDC (±5%), current-limited to 12.5 mA
• CHARM Power Requirement: 18 mA max @ 24 VDC
• Heat Dissipation: 0.33 W
• Operating Temperature: -40°C to +70°C
• Vibration Resistance: 1 mm peak-to-peak (2–13.2 Hz), 0.7 g (13.2–150 Hz)
• Shock Resistance: 10 g, 11 ms half-sine wave
• Humidity: 5% to 95% RH, non-condensing
• Contaminant Class: ISA-S71.04 Class G3

Features

• Electronic Marshalling: Eliminates traditional marshalling cabinets and cross-wiring
• Flexible Channel Configuration: Supports dry contact or discrete state sensors with <2 Hz switching
• Built-in Diagnostics: Detects short circuits, open circuits, and valid signal ranges
• Hazardous Area Ready: Certified for use in explosive atmospheres
• Compact & Scalable: Ideal for high-density installations with minimal panel space
• Maintenance-Free: No calibration or internal servicing required