Name: KJ4010X1-NB1 | Electronic Keying Module
Availability: InStock

KJ4010X1-NB1 | Electronic Keying Module

Parameter Name	Parameter Value
Product Model	KJ4010X1-NB1
Manufacturer	Emerson Automation Solutions
Product Type	Electronic Keying Module
Key Storage	2048-bit ECC encrypted non-volatile memory
Backplane Interface	DeltaV™ S-series parallel bus
Voltage Range	3.3V DC ±10%
Power Consumption	0.5W (no battery required)
Data Retention	>20 years @ 85°C
Write Cycles	500,000 minimum
Key Capacity	32 unique module signatures
Compatibility	DeltaV S2/S3 Controllers, CHARMs I/O
Operating Temp	-40°C to +85°C
Certifications	ATEX/IECEx Zone 2, UL Class I Div 2

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Description

Product Overview

The EMERSON KJ4010X1-NB1 is a critical electronic keying module within Emerson’s DeltaV™ distributed control system (DCS), engineered to prevent misconfiguration by enforcing hardware compatibility between controllers and I/O modules. Serving as a secure identity anchor, this EMERSON KJ4010X1-NB1 stores encrypted configuration signatures to validate module types and firmware revisions before system activation, ensuring operational integrity in SIL 2/SIL 3 safety loops. Its non-volatile memory retains key data for 20+ years without battery backup (NB1 suffix), eliminating maintenance in hard-to-access enclosures. The module’s tamper-evident design detects physical compromise through optical sensors while supporting automatic synchronization with DeltaV™ CHARMs I/O cards. Compatible with S2 and S3 series controllers, the KJ4010X1-NB1 reduces commissioning errors by 98% in complex process units like chemical reactors or critical utility systems.

Technical Specifications

Parameter Name	Parameter Value
Product Model	KJ4010X1-NB1
Manufacturer	Emerson Automation Solutions
Product Type	Electronic Keying Module
Key Storage	2048-bit ECC encrypted non-volatile memory
Backplane Interface	DeltaV™ S-series parallel bus
Voltage Range	3.3V DC ±10%
Power Consumption	0.5W (no battery required)
Data Retention	>20 years @ 85°C
Write Cycles	500,000 minimum
Key Capacity	32 unique module signatures
Compatibility	DeltaV S2/S3 Controllers, CHARMs I/O
Operating Temp	-40°C to +85°C
Certifications	ATEX/IECEx Zone 2, UL Class I Div 2

Key Features and Advantages:

Failsafe Configuration Enforcement:
Hardware-enforced key matching prevents incorrect I/O module insertion. Mismatch triggers controller alarm (FTA alarm code 743) before system power-on.

Zero-Maintenance Design:
Battery-less NB1 architecture eliminates periodic battery replacements in hazardous areas. Conformal-coated PCB resists humidity/chemical corrosion (ISA-S71.04 Level A).

Cyber-Secure Architecture:
Onboard TPM chip signs configuration hashes (SHA-256) to prevent firmware spoofing. Tamper evidence logs trigger controller security events.

KJ4001X1-BE1

Rapid Commissioning:
Auto-discovery via DeltaV™ Explorer reduces configuration time by 75%. Hot-swappable in powered racks without shutdown.

Application Domains

The KJ4010X1-NB1 is essential for:

Pharmaceuticals: Ensures correct analog input card insertion in FDA-validated batch reactors
Oil & Gas: Enforces safety logic solver compatibility in offshore ESD systems
Power Plants: Validates turbine protection I/O configurations to prevent SIL violations
Chemical Processing: Secures material handling system integrity in corrosive environments
Water Treatment: Keyed compatibility for CIP skid control modules in washdown areas