Excellent PLC
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Product Overview
Emerson KL3101X1-LS1 is a Digital Input Characteristic Module designed for use with the DeltaV™ Electronic Marshalling system. This module enables flexible and efficient digital input signal conditioning and routing within the DeltaV CHARM (CHARacterization Module) I/O platform. It allows field digital input signals to be accurately interpreted, conditioned, and transmitted to the control system, supporting high-density and scalable installations.
The KL3101X1-LS1 plays a vital role in optimizing signal clarity, speed of response, and safe isolation between field devices and the control system. It is ideally suited for applications requiring reliable digital input acquisition in harsh industrial environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | KL3101X1-LS1 |
| Product Type | Digital Input Characteristic Module |
| System Compatibility | DeltaV™ Electronic Marshalling (CHARM I/O System) |
| Input Signal Type | Discrete/Digital (Dry contact or 24 VDC sourcing) |
| Input Channels | 1 channel per CHARM module |
| Input Voltage Range | 0 to 30 VDC (Logic High: ≥ 10 V, Logic Low: ≤ 5 V) |
| Input Current | Max. 6 mA @ 24 VDC |
| Isolation Voltage | 250 V RMS between field and system |
| Field Power Supply | External 24 VDC (nominal) |
| Connection Type | Spring-clamp push-in terminal |
| Terminal Type | CHARM terminal compatible |
| Mounting Style | DIN rail mount (per EN 60715 standard) |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5% to 95%, non-condensing |
| Ingress Protection Rating | IP20 |
| Material | Flame-retardant PA66 plastic |
| Certifications | CE, UL, CSA, ATEX Zone 2 |
| Dimensions (L × W × H) | 100 x 120 x 50 mm |
| Weight | 0.3 kg |
Product Applications
The KL3101X1-LS1 is deployed across various sectors where reliable digital input signal conditioning is critical. The typical use cases include:
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Oil & Gas: Monitoring limit switches, valve positions, and safety interlocks in hazardous zones
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Petrochemical & Refining: Discrete signal acquisition for process status and equipment monitoring
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Power Generation: Status inputs from motor control centers and auxiliary systems
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Water & Wastewater Treatment: Remote digital input monitoring of pumps, valves, and alarm contacts
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Pharmaceuticals & Life Sciences: Batch control systems where validated discrete event tracking is required
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Pulp & Paper: Machine signal interface for start/stop commands, jam detectors, and safety doors
Product Advantages
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Full DeltaV Integration: Seamlessly works within DeltaV™ CHARM I/O Cards, reducing wiring complexity
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Electrical Isolation: Offers 250 V RMS isolation between field signals and the system, improving safety
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Compact Format: Designed for high-density installations with minimal cabinet footprint
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Spring Clamp Connections: Ensures fast, tool-less wiring with secure connections
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Robust Design: Withstands temperature extremes and high humidity environments
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Scalable Architecture: Ideal for expanding systems without disrupting existing configurations
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Certified for Hazardous Areas: ATEX, CE, UL, and CSA approved for industrial use
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Hot Swappable: Enables module replacement or reconfiguration without shutting down the system
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Signal Integrity: Provides precise detection of logical input states for process reliability
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Low Maintenance: Built with long-life components, minimizing failure rates and service requirements
Frequently Asked Questions (FAQ)
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What is the primary function of the KL3101X1-LS1?
It is used to receive and condition digital (on/off) signals from field devices within the DeltaV CHARM system. -
How many digital inputs does it support?
Each KL3101X1-LS1 module supports one digital input channel per CHARM. -
Is this module compatible with wet and dry contacts?
Yes, it can be used with both dry contacts and sourcing 24 VDC input devices. -
Can the module be hot-swapped during plant operation?
Yes, it supports hot-swapping without affecting ongoing plant operations. -
What is the isolation voltage level between the field side and the system?
It provides 250 V RMS isolation. -
Which DeltaV component does this module connect to?
It connects directly to a CHARM I/O Card (CIOC) through a terminal block. -
What wiring method is recommended?
Spring-clamp terminals are used, allowing for fast and reliable tool-free connections. -
Can it be mounted on any DIN rail?
It is designed for standard EN 60715 DIN rails. -
Is this product suitable for hazardous locations?
Yes, it is ATEX certified and can be used in Zone 2 environments. -
What is the expected service life of this module?
The module is designed for extended lifecycle use with minimal maintenance, typically over 10 years in standard conditions.
Recommended Related or Same Series Models
| Model | Description | Signal Type | Dimensions (mm) | Weight (g) |
|---|---|---|---|---|
| KL3102X1-LS1 | Dual Digital Input Module | Digital Input (2-channel) | 70 × 20 × 75 | 70 |
| KL3040X1-BA1 | Digital Output Terminal Block | Digital Output | 70 × 15 × 75 | 65 |
| KL3051X1-BA1 | Thermocouple CHARM Module | Analog Input (Thermocouple) | 70 × 15 × 75 | 70 |
| KL3022X1-BA1 | Single CHARM Terminal Block | General CHARM Interface | 70 × 15 × 75 | 65 |
| KL3099X1-BA1 | Universal I/O Terminal Block | Multi-signal Compatible | 70 × 20 × 75 | 80 |
| KL3055X1-BA1 | RTD CHARM Terminal Block | Temperature Input (RTD) | 70 × 15 × 75 | 68 |
Popular Emerson Models
| Model | Description | Product Type | Dimensions (mm) | Weight (g) |
|---|---|---|---|---|
| CHARM-IOC-0001 | CHARM I/O Card | I/O Card | 130 × 20 × 90 | 200 |
| KJ3001X1-BE1 | 4-20 mA Analog Input Module | Analog Input | 100 × 20 × 90 | 150 |
| KJ4001X1-BA2 | 8-Channel Digital Output Module | Digital Output | 100 × 20 × 90 | 145 |
| KJ3002X1-BE2 | 4-Channel Analog Output Module | Analog Output | 100 × 20 × 90 | 150 |
| KJ3241X1-BA1 | Thermocouple Input Module | Temperature Input | 100 × 20 × 90 | 155 |
| KJ2003X1-BB1 | Foundation Fieldbus Interface Module | Communication Interface | 130 × 25 × 100 | 180 |
