Laureate Series Electronic Counters Digital Panel Meter from Laurel Electronics
The Laureate Series Electronic Counters digital panel meter from Laurel Electronics is a highly modular, ultra-precise instrument engineered for demanding counting, timing, rate measurement, and signal processing tasks in industrial automation. Built on a robust platform with fully isolated boards, this digital panel meter delivers unmatched customization through plug-in options for setpoint relays, analog outputs, and advanced digital communication. Its crystal-controlled time base (±2 ppm accuracy) and exceptional noise immunity ensure dependable performance in electrically harsh environments, from simple pulse counting to complex batch sequencing and quadrature motion control. The digital panel meter's compact 1/8 DIN form factor and industrial-grade durability make it the ideal choice for space-constrained control panels where long-term reliability is non-negotiable.
Modular Design and Core Advantages
This digital panel meter features a flexible base configuration that includes a main processing module, universal power supply, and dedicated signal conditioner board. Optional plug-in boards provide dual solid-state or mechanical relays, isolated analog outputs (4-20 mA, 0-10 V, or 0-5 V), and communication interfaces (RS-232, RS-485, Modbus RTU/TCP, USB, or Ethernet). Every board is fully isolated from the digital panel meter and power grounds, delivering superior noise rejection and protection against ground loops. Key specifications shared across the series include:
- Crystal time base calibrated to ±2 ppm for outstanding long-term stability
- Temperature coefficient of ±1 ppm/°C (typical) for consistent performance across wide operating ranges
- Long-term drift of only ±5 ppm/year (typical)
- Bright 6-digit LED display with user-selectable decimal points, scaling, and engineering units
- Universal AC/DC power supply with wide input range and isolation
- Rugged construction with high front-panel IP rating and shock/vibration resistance
Available Electronic Counters Digital Panel Meter Models
The Laureate Series includes eight specialized models, each tailored to specific counting and timing requirements while sharing the same core precision and modularity:
- Frequency, Rate, or Period Digital Panel Meter
This digital panel meter delivers ultra-accurate measurement of frequency (cycles/second), rate (events per time unit), or period (time per cycle) with exceptional noise rejection and high-speed input capability. It is the perfect digital panel meter for monitoring motor RPM, generator output, turbine speed, or flow rates from pulse-output meters. Custom scaling allows direct display in meaningful units such as RPM, GPM, or liters/min, making it indispensable for machine diagnostics and process optimization.
- Rate & Totalizer with Mathematical Functions Digital Panel Meter
This advanced digital panel meter combines simultaneous rate display with totalization and powerful dual-channel arithmetic (A+B, A-B, A×B, A/B, A/B-1). It excels in applications requiring net flow calculation, efficiency ratios, draw monitoring in extrusion, or power measurement from voltage/current inputs. The mathematical flexibility makes this digital panel meter a single-device solution for complex process calculations that would otherwise require multiple instruments or external PLC programming.
- Pulse Input Totalizer Digital Panel Meter
A dual-channel pulse accumulator, this digital panel meter counts events from sensors, proximity switches, optical encoders, or flow meters with support for up/down counting and inputs up to 1 MHz. Scalable totals, preset batch counts, and high-speed performance make this digital panel meter ideal for production counting, material handling, conveyor monitoring, and inventory control where accurate accumulation of discrete events is essential for quality and efficiency.
- Analog Input Totalizer & Process Digital Panel Meter
This digital panel meter integrates analog signals (4-20 mA, 0-10 V, or process voltages) over time, with optional square root extraction for differential pressure flow applications. It simultaneously displays instantaneous process value and accumulated total, making it the preferred digital panel meter for volume totalization, energy monitoring, or batch integration in flow, level, pressure, or temperature systems.
- Batch Controller with Pulse Input Digital Panel Meter
Engineered for precise batch control using pulse signals from flow meters or counters, this digital panel meter features dual relays for start/stop sequencing, pre-warn alerts, and main batch operations. K-factor scaling, overrun compensation, and automatic repeat batching ensure extreme accuracy in filling, dosing, or dispensing applications across chemical, food, beverage, and pharmaceutical production.
- Batch Controller with Analog Input Digital Panel Meter
This digital panel meter provides sophisticated batch control for analog process signals with proportional dosing, dual relay outputs, and overrun compensation. It is optimized for automated mixing, filling, or portioning where continuous analog feedback from level, pressure, or flow transmitters is available, delivering consistent batch results even in variable process conditions.
- AC Phase Angle & Power Factor Digital Panel Meter
This specialized digital panel meter measures phase angle between voltage and current along with true power factor in single- or three-phase AC systems. It is essential for motor efficiency monitoring, power quality analysis, reactive power compensation, and energy optimization in industrial drives, generators, transformers, and distribution networks.
- Quadrature Encoder Input Digital Panel Meter
Designed for bidirectional position and rate measurement from quadrature encoders, this digital panel meter supports high-speed tracking up to 250 kHz with zero-channel index for precise homing. It is the go-to digital panel meter for motion control, length measurement, positioning feedback, and velocity monitoring in CNC machines, robotics, conveyors, and automated assembly systems.
Common Applications Across the Series
This digital panel meter is widely deployed in industries that demand precise counting, timing, or rate monitoring:
- Manufacturing & Production Lines: Counts parts, measures cycle times, totals output, or controls batch processes to boost efficiency and maintain quality standards.
- Process Automation & Flow Control: Monitors flow rates, batch volumes, or event totals in chemical, food, pharmaceutical, and water treatment facilities.
- Energy & Power Management: Tracks power factor, phase relationships, or energy pulses in generators, motors, inverters, and electrical distribution systems.
- Motion Control & Robotics: Provides high-speed position feedback and velocity measurement from quadrature encoders in CNC machines, conveyors, and robotic equipment.
- Test & Measurement Laboratories: Delivers precise timing and counting for experimental setups, equipment validation, and R&D projects.
- Material Handling & Logistics: Accumulates counts or totals for inventory tracking, packaging operations, and weighing systems.
Technical Highlights
All models in the Laureate Series share core specifications that guarantee reliability and performance:
- Time base accuracy ±2 ppm crystal-calibrated
- Temperature stability ±1 ppm/°C (typical)
- Long-term drift ±5 ppm/year (typical)
- 6-digit high-visibility LED display with customizable scaling and brightness
- Universal power supply with full isolation for noise-prone environments
- Optional dual relays, isolated analog outputs, or serial/Ethernet communication modules
Conclusion
The Laureate Series Electronic Counters digital panel meter from Laurel Electronics combines unmatched precision timing, extensive modular flexibility, and industrial-grade ruggedness in a compact 1/8 DIN package. Whether deployed for simple counting, advanced rate calculation, sophisticated batch control, power factor monitoring, or quadrature motion tracking, this digital panel meter delivers consistent, long-term performance in the most demanding environments. Its scalable architecture and comprehensive feature set make it the preferred choice for automation engineers seeking accurate, future-proof monitoring solutions across manufacturing, energy management, process control, and research applications.
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