Overview
Configured for 24 VDC discrete output execution in the Emerson DeltaV S-Series system, the Emerson KJ3204X1-BK1, also cataloged as the KJ3204X1-BK1 S-Series DO 32-Channel 24 VDC High-Side Card, provides direct electrical switching of field output circuits through dedicated digital output channels.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | KJ3204X1-BK1 |
| Brand | Emerson |
| Product Type | S-Series Digital Output Card |
| Operating Temp | -40 deg C to +70 deg C |
| Power Consumption | Local Bus Power: 12 VDC at 150 mA; Bussed Field Power: 24 VDC at 3.2 A/Card |
| Channel Count | 32 Channels |
| Output Type | 24 VDC High-Side Digital Output |
| Field Circuit Power | 24 VDC at 100 mA/Channel |
| Terminal Block Key Position | B4 |
| Hazardous Area Rating | II 3G Ex ec IIC Gc |
| Hazardous Area Certifications | FM19ATEX0173U, IECEx FMG 19.0019U, FM21UKEX0017U, FM17CA0145U, FM17US0286U |
| North American Hazard Rating | CL. I Div. 2 GP. A,B,C,D; CL. I Zone 2 AEx/Ex ec IIC Gc |
| Shock Resistance | 10g 1/2 Sinewave for 11 msec |
| Vibration Resistance | 1 mm Peak to Peak from 2 to 13.2 Hz; 0.7g from 13.2 to 150 Hz |
| Airborne Contaminants | ISA-S71.04-1985 Class G3 |
| Relative Humidity | 5 to 95% Non-Condensing |
DeltaV S-Series Digital Output Switching Characteristics
The Emerson KJ3204X1-BK1 operates as a 32-channel high-side digital output interface within the DeltaV S-Series I/O architecture. It controls field devices by applying 24 VDC output power through individual channels. In addition, the card receives local bus power from the carrier system and uses bussed field power for channel-level output operation.
The module supports hazardous area installation requirements through Ex ec IIC Gc certification and maintains specified electrical isolation practices for field wiring. Furthermore, the rotary keying system prevents incorrect terminal block installation after system configuration.
Frequently Asked Questions
Q: Can the KJ3204X1-BK1 be removed while system power is energized?
A: No. Field power supplied through the field terminal or carrier bussed field power must be removed before removing or connecting the device. The unit cannot be inserted or removed with system power energized.
Q: Does the KJ3204X1-BK1 require user calibration?
A: No. The module contains no user serviceable parts and does not require calibration during normal operation.
Q: What terminal block compatibility method does this module use?
A: The module uses a rotary keying system. The terminal block keys must match the assigned I/O card configuration before installation.
Field Installation Guidelines
- Verify that field power is removed before installing or removing the KJ3204X1-BK1 module.
- Confirm that the terminal block key position is configured as B4 before connection.
- Install the module according to Emerson DeltaV S-Series hazardous area installation instructions.
- Route field wiring according to industrial control cabinet separation requirements to reduce electrical interference.
- Maintain proper grounding and shielding practices for connected field circuits where required by the application.
- Do not disassemble the module because it contains no user serviceable internal components.
- Confirm the product label for serial number, manufacturing location, and production date before field commissioning.
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