EMERSON VE4012S2B1

EMERSON VE4012S2B1 is a 16 – channel 4 – 20mA HART analog input module designed for Emerson’s DeltaV DCS, which is widely used in oil & gas, chemical, power generation, and pharmaceutical industries to collect and process field instrument data. As a key I/O component, EMERSON VE4012S2B1 integrates 16 isolated channels with 16 – bit A/D conversion, ensuring accurate and reliable data acquisition from flow meters, pressure transmitters, and temperature sensors.

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Description

EMERSON VE4012S2B1 is a 16 – channel 4 – 20mA HART analog input module designed for Emerson’s DeltaV DCS, which is widely used in oil & gas, chemical, power generation, and pharmaceutical industries to collect and process field instrument data. As a key I/O component, EMERSON VE4012S2B1 integrates 16 isolated channels with 16 – bit A/D conversion, ensuring accurate and reliable data acquisition from flow meters, pressure transmitters, and temperature sensors. EMERSON VE4012S2B1 supports HART communication for remote device configuration and diagnostics, and it seamlessly connects to DeltaV LocalBus for high – speed data exchange with controllers like EMERSON VE3006. Its channel – to – channel isolation and wide temperature tolerance (- 40°C to +70°C) make EMERSON VE4012S2B1 suitable for harsh industrial environments. Whether used in large – scale refineries or batch – processing pharmaceutical plants, EMERSON VE4012S2B1 provides stable, real – time data to optimize process control and reduce maintenance costs. It pairs with the KJ3102X1 – BA1 termination block for quick and secure installation, enhancing its practicality in industrial setups.

Technical Parameters EMERSON VE4012S2B1

Parameter Item Parameter Value
Product Model EMERSON VE4012S2B1
Product Type 16 – channel 4 – 20mA HART Analog Input Module (DeltaV Series 2)
Number of Channels 16 isolated channels
Input Signal 4 – 20mA current (HART – enabled); 1 – 22.5mA full range
Communication Protocols HART, DeltaV LocalBus
Accuracy ±0.1% of span (over operating temperature range)
Resolution 16 – bit A/D converter
Isolation Channel – to – channel, channel – to – ground (500V AC)
Power Supply 24VDC field circuit (350mA max per module)
Operating Temperature – 40°C to +70°C
Storage Temperature – 40°C to +85°C
Termination Block KJ3102X1 – BA1 (paired with KJ3222X1 – BA1)
Weight 0.11 kg
Protection Rating IP20 (chassis)

Advantages and Features EMERSON VE4012S2B1

  1. High – Density Channel Design: EMERSON VE4012S2B1 offers 16 isolated channels in a compact form factor, maximizing I/O rack space utilization and reducing system footprint.
  2. HART Diagnostic Capabilities: Supports HART protocol for remote configuration, calibration, and predictive maintenance of smart field devices, minimizing on – site downtime.
  3. Superior Accuracy: 16 – bit resolution and ±0.1% accuracy ensure precise measurement of process variables, critical for quality control and regulatory compliance.
  4. Robust Isolation: Channel isolation prevents cross – talk and protects the module from voltage surges, enhancing system reliability in noisy industrial environments.
  5. Seamless DeltaV Integration: Plug – and – play compatibility with DeltaV DCS reduces configuration time and ensures smooth data flow between I/O and controllers.

Application Cases

  1. Oil Refinery Distillation Control: A major refinery deployed EMERSON VE4012S2B1 to monitor 16 pressure and temperature transmitters in a distillation unit. HART diagnostics identified a faulty transmitter early, avoiding a 5 – hour shutdown and saving $1.8 million in production losses.
  2. Chemical Plant Batch Processing: A chemical manufacturer used EMERSON VE4012S2B1 to collect data from 16 flow meters in a batch reactor. Its high accuracy and fast data acquisition shortened batch cycle time by 12% and improved product consistency.
  3. Power Plant Boiler Monitoring: A 800MW thermal power plant integrated EMERSON VE4012S2B1 into its boiler control system. The module’s wide temperature tolerance and isolation ensured stable operation in high – vibration and extreme – temperature conditions, extending equipment lifespan by 15%.

Competitor Comparison

Comparison Item EMERSON VE4012S2B1 Honeywell HC900 16 – channel AI Module Siemens S7 – 1500 AI 16×4 – 20mA
Number of Channels 16 (isolated, HART – enabled) 16 (non – isolated, no HART) 16 (isolated, no HART)
Communication HART, DeltaV LocalBus Modbus RTU PROFINET
Accuracy ±0.1% of span ±0.25% of span ±0.15% of span
Isolation Channel – to – channel No Channel – to – channel
Operating Temperature – 40°C to +70°C – 20°C to +60°C – 25°C to +60°C
Compatibility DeltaV DCS/PLC HC900 only S7 – 1500 only
Estimated Price (USD) ~ $2,800 ~ $2,300 ~ $2,500

Selection Suggestions

  1. Choose EMERSON VE4012S2B1 for DeltaV DCS users to leverage seamless LocalBus integration and HART smart device support.
  2. Select EMERSON VE4012S2B1 when needing 16 – channel 4 – 20mA input with advanced diagnostic capabilities for large – scale process monitoring.
  3. Opt for EMERSON VE4012S2B1 in harsh industrial environments (- 40°C to +70°C) where reliable data acquisition is critical.
  4. Use EMERSON VE4012S2B1 to upgrade legacy I/O systems and enable HART – based predictive maintenance, reducing operational costs.

Precautions

  1. Pair EMERSON VE4012S2B1 with the KJ3102X1 – BA1 termination block to ensure proper signal and power connections.
  2. Utilize HART – compatible field instruments to unlock the full diagnostic and configuration potential of EMERSON VE4012S2B1.
  3. Ensure a stable 24VDC power supply (350mA max per module) to prevent signal drift or module damage.
  4. Follow DeltaV LocalBus installation guidelines to maintain reliable communication between EMERSON VE4012S2B1 and the controller.

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