EMERSON KJ3002X1-BF1 12P1732X042 12 channel RTD (Resistance Temperature Detector) input module

Specific parameters
Electrical specifications
Input type: Supports 3-wire/4-wire RTD (such as PT100, PT500, PT1000), compatible with J, K, and T-type thermocouples (requires configuration switching).
Measurement range: -200 ° C to+850 ° C (PT100), resolution of 16 bits, accuracy of ± 0.1% reading.
Sampling rate: 100 samples per second, supporting synchronous collection of multi-channel data.
Isolation level: The isolation voltage between channels is ≥ 1500V DC, which meets industrial anti-interference standards.
control and protection
Redundancy function: Supports dual power input (24V/12V DC), and the main circuit wiring inductance needs to be<23 μ H.
Diagnostic function: Built in LED status indicator light, real-time display of power, communication, and signal status, supporting fault warnings such as disconnection and overheating.
Surge protection: Integrated overvoltage and overcurrent protection circuits, response time<100 μ s.
Machinery and Environment
Size and weight: approximately 100 mm x 70 mm x 25 mm, with a weight of approximately 0.3 kg.
Working temperature: -40 ° C to+70 ° C, suitable for extreme industrial environments.
Protection level: IP20 (standard), customizable IP65 version to adapt to dust or humid environments.

Product Performance
high precision measurement
By using a 24 bit Δ – ∑ ADC and linearization algorithm, wire resistance errors can be eliminated, ensuring temperature measurement accuracy in complex industrial environments.
Flexible scalability
Support multi module cascading and increase the number of channels (such as 12 or 24 channel configurations) through the DeltaV system expansion interface to meet large-scale temperature monitoring needs.
Intelligent management
The integrated status monitoring module can remotely read temperature values, calibration coefficients, and fault information through Modbus RTU or Ethernet/IP protocols, and supports remote parameter configuration.
compatibility
Compatible with Emerson DeltaV system and third-party PLC/DCS equipment, it can seamlessly integrate into existing automation architectures and support direct integration of HART protocol transmitters.

application area
Industrial Automation
Process control: Connect PT100 sensors to the DeltaV system to achieve real-time temperature monitoring and regulation of petrochemical reaction vessels and distillation towers.
Equipment maintenance: Collect temperature data of key equipment such as motors and bearings for predictive maintenance (such as vibration temperature joint analysis).
Energy and Electricity
Power station monitoring: Monitor the temperature of the turbine and generator windings to ensure stable operation of the power system.
New energy: Temperature monitoring of photovoltaic inverters, optimizing MPPT (maximum power point tracking) efficiency.
Food and Medicine
Cold chain logistics: Monitor the temperature of cold storage and transportation vehicles to ensure that drugs and food meet storage standards.
Production process: Control the temperature curve of fermentation tanks and sterilization equipment to meet GMP certification requirements.
Metallurgy and Building Materials
Steel manufacturing: monitoring the temperature of blast furnaces and continuous casting equipment, optimizing rolling process parameters.
Glass production: Real time monitoring of furnace temperature to improve product quality stability.