Overview
Configured for Profibus DP communication execution in the DeltaV automation system, the Emerson KJ3243X1-BB1 (KJ3243X1 Series 2 Plus Profibus DP Card) provides direct physical and electrical data exchange between the controller network and connected Profibus devices.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | KJ3243X1-BB1 |
| Brand | Emerson |
| Origin | USA |
| Product Type | Profibus DP Communication Cards |
| Communication Interface | Profibus DP |
| Series | DeltaV Series 2 Plus |
| Weight | 0.2 kg |
| Dimensions | 4.4 cm x 14.0 cm x 14.0 cm |
| Operating Temp | -40 to 70 deg C |
| Power Consumption | LocalBus power rating: 12 VDC at 600 mA |
| Field Circuit Power | None |
| Hazardous Atmosphere Rating | II 3 G, EEx nA IIC |
| Certification | Nemko 02ATEX431U |
| Terminal Block Key Position | D3 |
| Environmental Protection | IP 20 |
| Relative Humidity | 5 to 95% non-condensing |
| Shock Resistance | 10 g half sinewave for 11 msec |
| Vibration Resistance | 1 mm peak to peak from 5 to 16 Hz; 0.5 g from 16 to 150 Hz |
| Airborne Contaminants | ISA-S71.04-1985 Class G3 |
FOUNDATION Fieldbus / Profibus Connectivity and Channel Communication
The Emerson KJ3243X1-BB1 integrates Profibus DP communication capability into the DeltaV control architecture. The card manages cyclic and acyclic data exchange between DeltaV controllers and Profibus field devices.
Furthermore, the module uses the DeltaV LocalBus interface with a 12 VDC power requirement and 600 mA current consumption. The design supports Zone 2 hazardous atmosphere installation with EEx nA IIC classification.
The Profibus DP interface maintains deterministic communication timing for process device data transfer. Therefore, engineers can integrate distributed field devices while maintaining defined network communication parameters.
Frequently Asked Questions
Q: Can the KJ3243X1-BB1 be inserted or removed while system power is active?
A: No. This unit cannot be removed or inserted with system power energized. Power must be disconnected before module replacement or installation.
Q: Does the KJ3243X1-BB1 require field circuit power?
A: No. The card specification states that field circuit power per card is not provided.
Q: Does the KJ3243X1-BB1 require calibration during maintenance?
A: No. The module contains no user serviceable parts and does not require calibration.
Field Installation Guidelines
Install the KJ3243X1-BB1 according to DeltaV Zone 2 installation procedures and verify hazardous area requirements before operation.
Connect the module through the designated terminal block position D3 and follow the DeltaV wiring diagram located on the card side label. Maintain proper separation between communication wiring and high voltage power conductors to reduce electrical interference.
Verify cable shielding and grounding practices according to the Profibus installation standard. Avoid unnecessary cable loops and maintain controlled routing inside the cabinet.
Before removing or inserting the module, isolate system power completely. Do not disassemble the card because it contains no field-serviceable internal components.
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