Description

Product Description

Overview

The KJ2005X1-SQ1 is a DeltaV S-Series Smart Quadrant (SQ) Controller engineered for hazardous environments. Designed for reliable operation under extreme temperatures and harsh industrial conditions, this controller meets multiple international certifications for explosive atmospheres and industrial safety.

Certifications & Compliance

• Hazardous Atmosphere Ratings:

• ATEX: II 3G Ex ec IIC Gc (FM19ATEX0173U)

• IECEx: FMG 19.0019U

• UKEX: FM21UKEX0017U

• Class I / Division 2 Approvals:

• CL. I Div. 2 GP. A,B,C,D

• Zone 2: AEx/Ex ec IIC Gc (FM17CA0145U / FM17US0286U)

Power Requirements

• Local Bus Power: +5 VDC, 1.4 A

Environmental Specifications

• Operating Temperature: -40°C to +70°C

• Shock Resistance: 10 g, ½ sine wave, 11 ms

• Vibration Resistance: 1 mm peak-to-peak (2–13.2 Hz); 0.7 g (13.2–150 Hz)

• Airborne Contaminants: ISA-S71.04–1985, Class G3

• Humidity: 5–95% relative, non-condensing

Installation & Operation Guidelines

• Installation, removal, and operation must follow DeltaV Zone 2 hazardous area instructions.

• Network interfaces must remain below 60 VAC or 75 VDC to prevent hazardous conditions.

• Removal or insertion is only permitted in non-hazardous areas when powered.

Maintenance

• No user-serviceable components; disassembly is not recommended.

• Calibration is factory-set and does not require field adjustment.

Applications

Ideal for chemical plants, oil & gas facilities, and industrial environments requiring precise remote monitoring and control under hazardous conditions.

FAQ

Q: Can this controller be powered while installed in a hazardous area?
A: No, installation or removal must occur in a verified non-hazardous environment.

Q: Does the controller require calibration after installation?
A: No calibration is required; all units are factory-calibrated.

Q: Are there comparable models for different hazardous ratings?
A: DeltaV S-Series offers other SQ controllers rated for Zone 1 and Class I Division 1 environments for higher-risk areas.

---

Technical Specifications Table

Specification	Details
Model / Part Number	KJ2005X1-SQ1
Power Supply	+5 VDC, 1.4 A
Operating Temperature	-40°C to +70°C
Shock	10 g, ½ sine, 11 ms
Vibration	1 mm P–P (2–13.2 Hz); 0.7 g (13.2–150 Hz)
Airborne Contaminants	ISA-S71.04 Class G3
Humidity	5–95% non-condensing
Certifications	ATEX II 3G Ex ec IIC Gc, IECEx, UKEX, Class I Div 2 GP A,B,C,D
Maintenance	No user-serviceable parts, factory-calibrated

Specifications

• Brand: EMERSON

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems