KJ3002X1-BF1 Emerson DeltaV 12P0683X092 Datasheet & Technical Manual

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Emerson KJ3002X1-BF1 DeltaV Analog Output Module The Emerson KJ3002X1-BF1, also cataloged as the KJ3002X1-BF1 Analog Output Module (Part Number: 12P0683X092),...

SKU: KJ3002X1-BF1

Manufacturer: Emerson
Product No.: KJ3002X1-BF1
Product Type: Analog Output Modules
Product Origin: USA
Payment:T/T, Western Union
Weight: 1130g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Emerson KJ3002X1-BF1 DeltaV Analog Output Module

The Emerson KJ3002X1-BF1, also cataloged as the KJ3002X1-BF1 Analog Output Module (Part Number: 12P0683X092), operates as a dedicated hardware component for field-side actuator and valve control execution within DeltaV Distributed Control System platforms. The module generates eight channels of precise, active analog current signals to modulate downstream process equipment based on system loop commands.

Hardware Specifications

Parameter	Specification
Model	KJ3002X1-BF1
Brand	Emerson (DeltaV)
Origin	USA
Weight	1.13 kg (Shipping Weight)
Dimensions	Standard DeltaV M-Series/S-Series carrier profile
Operating Temp	0 to +55 deg C
Power Consumption	120 mA typical at 12 VDC (Local Bus Current)
Number of Channels	8 isolated output channels
Signal Output Range	4-20 mA (Active Current Loop)
D/A Resolution	14-bit
Output Accuracy	+-0.1% of span (typical at 25 deg C)
Field Power Required	24 VDC +-10% via external terminal block connection
Diagnostics	Open loop detection, short circuit protection, loop integrity checks

4-20 mA HART Loop Protocol & Channel Isolation

This module drives active 4-20 mA current loops with integrated channel-to-channel and channel-to-system galvanic isolation barriers. The high-resolution 14-bit Digital-to-Analog Converter (DAC) translates digital control words into smooth physical currents while rejecting system-side electrical transients. Dedicated galvanic isolation per channel prevents common-mode voltage differentials from altering output signal precision or migrating across loops, checking electrical interference from degrading the control loop signals sent to variable speed drives or electro-pneumatic positioners.

Frequently Asked Questions

Q: How does the KJ3002X1-BF1 respond if a field-side wiring break occurs?

A: The module executes active open loop detection diagnostics continuously. When field loop current drops below standard operational baselines due to a wire fracture or high resistance, an internal fault flag is immediately set and propagated across the local bus to notify the central controller.

Q: Can this module operate without a separate 24 VDC field power supply?

A: No. The local bus connection only provides 12 VDC power to run the internal digital logic components. Driving the eight active 4-20 mA output current loops requires a separate 24 VDC +-10% field power source connected directly through the associated terminal block.

Field Installation Guidelines

Insert the module into its assigned slot on the DeltaV carrier, checking that the top and bottom physical latch mechanisms lock firmly onto the backplane rail.
Route all 4-20 mA analog output wiring using twisted-pair shielded cables to maintain complete signal immunity against ambient electromagnetic noise.
Terminate the cable shields exclusively at the Marshalling panel ground bar, ensuring the shield remains ungrounded and isolated at the field actuator housing.
Verify that external 24 VDC loop power wiring matches the designated terminal polarity before energizing the module to prevent circuit protection trip actions.

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