VALMET A413052
Description
The VALMET A413052 is a high-density analog input module developed by Valmet for its DNA(Distributed Network Automation)distributed control system.Designed to accurately capture and condition critical process signals such as temperature,pressure,and flow from field transmitters,this module delivers precision,reliability,and seamless integration within Valmet’s industrial automation ecosystem.
Engineered for demanding environments in pulp&paper,energy,and process industries,the VALMET A413052 supports 16 isolated channels with advanced diagnostics,ensuring robust signal integrity and rapid troubleshooting in continuous-operation plants.
Application Scenarios
At a large kraft pulp mill in Scandinavia,operators struggled with inconsistent steam drum level readings due to ground loops and EMI from nearby variable-frequency drives.Replacing legacy analog cards with the VALMET A413052 resolved the issue:its channel-to-channel galvanic isolation and built-in signal filtering eliminated noise interference,while real-time diagnostic data pinpointed a failing transmitter within minutes—preventing a potential boiler trip.The mill reported a 60%reduction in analog-related alarms and improved boiler efficiency by 1.8%,directly attributable to the stable,high-fidelity measurements from the VALMET A413052.
Parameter
Main Parameters Value/Description
Product Model VALMET A413052
Manufacturer Valmet Automation(formerly Metso Automation)
Product Category 16-Channel Analog Input Module for DNA DCS
Input Channels 16 differential or single-ended inputs
Input Types 4–20 mA(with HART pass-through),0–20 mA,0–10 V,±10 V
Resolution 16-bit A/D conversion
Accuracy±0.05%of full scale at 25°C
Isolation Channel-to-channel and channel-to-backplane:500 V AC RMS
HART Support Yes—transparent pass-through for device configuration and diagnostics
Update Rate 100 ms per channel(configurable)
Operating Temperature 0°C to+60°C
Physical Dimensions Standard DNA I/O module size(fits A41x series backplanes)
Power Supply Powered via DNA system backplane
Technical Principles and Innovative Values
Innovation Point 1:True Per-Channel Isolation with Minimal Crosstalk
Unlike shared-isolation designs,the VALMET A413052 employs individual opto-couplers and isolated DC/DC converters for each channel,preventing fault propagation and ensuring that a short circuit on one input does not affect others—a critical advantage in safety-related measurements.
Innovation Point 2:Native HART Multiplexing Without External Modems
The VALMET A413052 passes HART digital signals directly through the analog path to the DNA controller,enabling online device diagnostics,calibration,and configuration via Valmet DNA Asset Management—eliminating the need for separate HART multiplexers or handheld communicators during routine maintenance.
Innovation Point 3:Real-Time Diagnostic Coverage with DNA Integration
Each channel continuously monitors for open circuits,overrange,underrange,and sensor drift.Faults are instantly flagged in the DNA operator station with precise channel identification,reducing mean time to repair(MTTR)by up to 70%compared to non-diagnostic modules.
Innovation Point 4:Adaptive Filtering for Dynamic Process Conditions
Users can configure software-selectable filter time constants(10 ms to 10 s)per channel via DNA Engineering Tool,allowing fine-tuning for fast-response control loops(e.g.,pressure)versus noise-prone slow processes(e.g.,temperature in EMI-heavy areas).
Application Cases and Industry Value
In a biomass power plant retrofit project,the VALMET A413052 was deployed across 12 I/O cabinets to replace obsolete 8-channel analog cards.The upgrade doubled I/O density,cut cabinet count by 40%,and enabled full HART-based predictive maintenance on all field transmitters.Within six months,maintenance teams used HART data from the VALMET A413052 to preemptively replace three failing pressure sensors before they caused combustion instability—avoiding an estimated$220,000 in potential downtime losses.
Another case involved a tissue paper machine where moisture profile control was hampered by noisy analog signals from infrared scanners.After installing the VALMET A413052,the improved signal fidelity allowed tighter control of the drying section,reducing steam consumption by 4.3%and increasing production yield by 2.1%—translating to over€350,000 in annual savings.
Related Product Combination Solutions
VALMET A410011:DNA CPU module—the central processing unit that interfaces with VALMET A413052 for real-time control execution.
VALMET A413053:16-channel analog output module—complements VALMET A413052 for closed-loop control of valves and actuators.
VALMET A412051:32-channel digital input module—ideal for pairing with VALMET A413052 in comprehensive I/O stations.
VALMET A419011:Redundant power supply module—ensures uninterrupted operation of racks containing VALMET A413052 in critical applications.
VALMET DNA Engineering Tool:Configuration software where VALMET A413052 channels are mapped,filtered,and diagnosed.
VALMET FieldCare:Device management platform that leverages HART data passed through VALMET A413052 for asset health monitoring.
VALMET A411011:Terminal block adapter—provides secure,screw-type field wiring for the VALMET A413052.
VALMET A418011:Communication module(Profibus/Modbus)—enables integration of third-party devices alongside VALMET A413052-based I/O.
Installation,Maintenance,and Full-Cycle Support
Installation of the VALMET A413052 follows standard DNA I/O practices:mount onto an A41x-series backplane,connect shielded twisted-pair cables to the terminal block(A411011 recommended),and ensure proper grounding of cable shields at one end only to avoid ground loops.The module supports hot insertion in non-redundant systems,minimizing process interruption during replacements.
Maintenance is simplified through Valmet DNA’s integrated diagnostics:any deviation—such as a 4–20 mA loop open or signal saturation—is immediately visible in the control room with channel-level granularity.Routine verification can be performed remotely using simulated inputs via the engineering workstation,eliminating manual multimeter checks.Firmware and calibration data are stored onboard,ensuring consistent performance after module swaps.
As a certified Valmet automation partner,we supply only factory-new,traceable VALMET A413052 modules,each validated for full electrical functionality,HART transparency,and compatibility with DNA v7.x and v8.x systems.Our support includes pre-delivery testing reports,commissioning guidance,and access to Valmet-certified engineers for complex integration scenarios.With global logistics and technical backup,we ensure your DNA system remains accurate,reliable,and future-ready.
Contact us for a customized solution—whether you’re modernizing a legacy mill,expanding a boiler control system,or optimizing process stability,the VALMET A413052 delivers the precision and intelligence your operations depend on.
