Configured for discrete field signal processing in Emerson DeltaV DCS platforms, the Emerson DeltaV KJ3001X1-BB1 (KJ3001X1BB1 Discrete Input Card) provides direct physical/electrical execution.
Suffix Breakdown & Model Matrix
Suffix / Model Identifier
Module Description
Field Voltage
Input Channels
Sensor Type
KJ3001X1-BB1
DeltaV Digital Input Card
24 VDC / 12 VDC
8 Channels
Dry Contact / Discrete Input
Hardware Specifications
Parameter
Specification
Model
KJ3001X1-BB1
Brand
Emerson DeltaV
Origin
USA
Weight
0.71 lb
Dimensions
4.1 x 5.2 x 1.2 in
Operating Temp
0 to 60 deg C
Power Consumption
1.2 W
Nominal Field Voltage
24 VDC (5 mA per channel)
Auxiliary Voltage Rating
12 VDC (100 mA)
Input Channels
8 Channels (Dry Contact)
Channel Status Display
Front-panel LED indication
Channel Isolation and Loop Processing
Signal Conditioning Circuitry: Processes 8 discrete channels configured for dry contact sensing, converting field-level binary switch states into logic-level signals for system execution.
Galvanic Isolation Layer: Incorporates optical channel-to-bus galvanic isolation to protect internal backplane logic from external voltage transients and common-mode noise.
Low-Power Sensing Loop: Drives dry contact inputs using low-current interrogation circuits (5 mA at 24 VDC / 100 mA at 12 VDC), reducing field contact degradation and thermal buildup within the enclosure.
Frequently Asked Questions
Q: Does the KJ3001X1-BB1 support Removal and Insertion Under Power (RIUP)?
A: Yes, the module supports RIUP when installed on a powered DeltaV 2-slot or 8-slot carrier assembly without disrupting adjacent I/O cards on the local bus.
Q: What power source energizes the dry contact sensing field circuits?
A: Field power must be supplied through the carrier backplane terminal block using an isolated 24 VDC or 12 VDC Class 2 instrument power supply.
Q: How are field input channel states visually monitored on the hardware?
A: Each of the 8 channels features an individual front-panel LED indicator that illuminates green when field contacts close and current flows through the channel.
Field Installation Guidelines
Carrier Insertion: Align the module side rails with the designated carrier slot and push firmly until the top and bottom latching mechanisms click into place.
Shield and Drain Wire Grounding: Terminate overall field cable drain wires directly to the carrier shield bar to ensure continuous low-impedance grounding to the plant instrument earth bus.
Conductor Clearance: Maintain a minimum separation distance of 50 mm between field signal cables and high-voltage AC distribution power wiring inside the cabinet ducting.
Terminal Connections: Torque terminal block screws on the carrier to 0.5-0.6 Nm to maintain gas-tight electrical contact and prevent loose wire vibration faults.
