Emerson KJ3222X1-BA1 HART Analog Input Card

Overview

The Emerson KJ3222X1-BA1 is an 8-channel, 4-20mA HART analog input card designed for use in the DeltaV system. It provides precise analog signal conversion for industrial applications, with high reliability and accuracy. This card is equipped with HART communication capabilities, ensuring smooth integration with intelligent field devices. Its robust construction is certified for use in hazardous environments, making it ideal for demanding industries such as oil and gas, chemical processing, and power generation.

Key Features

8 Analog Inputs: The KJ3222X1-BA1 supports 8 independent analog input channels, each capable of receiving 4-20mA current signals. This makes it suitable for various sensor types such as pressure, temperature, and flow sensors.
HART Communication: The card supports HART communication protocol, allowing integration with smart field devices for real-time diagnostics and remote configuration.
High Accuracy: Each channel provides reliable and accurate data conversion, ensuring precise control in critical applications.
Hazardous Atmosphere Certifications: Certified for use in hazardous areas with Ex nA [ic] IIC Gc and FM13ATEX0034U, ensuring compliance with safety standards.
Rotary Keying System: The rotary keying system guarantees correct installation by ensuring compatibility between the I/O cards and terminal blocks after installation is complete.

Environmental Specifications

Ambient Temperature Range: Operates effectively in extreme environments, with a temperature range of -40°C to +70°C.
Shock Resistance: The card can withstand 10 g half-sine wave for 11 ms, providing durability in harsh industrial environments.
Vibration Resistance: Designed to handle vibrations with 1 mm peak-to-peak from 2 Hz to 13.2 Hz and 0.7 g from 13.2 Hz to 150 Hz, ensuring stability during mechanical disturbances.
Airborne Contaminants: Compliant with ISA-S71.04-1985 Class G3 for airborne contaminants, making it suitable for various industrial conditions.
Humidity: The card operates reliably in 5% to 95% non-condensing humidity, ideal for environments with varying moisture levels.

Power Specifications

Local Bus Power: Requires 12 VDC at 150 mA for internal power.
Bussed Field Power: Powered by 24 VDC at 300 mA, providing the necessary power for connected devices.
Field Circuit Power: Each channel is powered with 24 VDC at 30 mA per channel, ensuring efficient energy distribution.

Installation and Safety

Terminal Block Key Position: The terminal block key position is A1, ensuring correct installation.
Field Power: Always remove field power either at the terminal or via the carrier before removing or connecting the device to avoid potential hazards.
System Power: Ensure that system power is off before inserting or removing the unit.
I/O Loop Assessment: Energy-limited nodes require an I/O loop assessment to ensure proper system operation.
Hazardous Area Compliance: This device has specific installation, removal, and operation procedures in hazardous areas. Refer to the DeltaV Scalable Process System Zone 2 Installation Instructions (Document 12P2046) for guidance.

Technical Specifications

Parameter	Value
Model Number	KJ3222X1-BA1
Channels	8 Analog Inputs
Input Signal Type	4-20mA HART
Hazardous Atmosphere Certification	Ex nA [ic] IIC Gc, FM13ATEX0034U, IECEX FMG 13.0015U
Local Bus Power	12 VDC at 150 mA
Bussed Field Power	24 VDC at 300 mA
Field Circuit Power	24 VDC at 30 mA per channel
Operating Temperature Range	-40°C to +70°C
Shock Resistance	10 g half-sine wave for 11 ms
Vibration Resistance	1 mm peak-to-peak (2 to 13.2 Hz), 0.7 g (13.2 to 150 Hz)
Airborne Contaminants	ISA-S71.04-1985 Class G3
Humidity Range	5% to 95% non-condensing
Rotary Keying System	Yes