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n20Hplus

n20Hplus

n20Hplus

Product catalog summary
Overview: The document provides technical specifications and application details for the N20Hplus digital panel meter with RS-485 communication. It is designed for measuring DC voltage and current, particularly in solar installations, and supports remote monitoring via Modbus RTU protocol.
Key Features:
  • Measurement of DC voltage with a three-color LED display (5 digits, 14 mm high).
  • RS-485 digital output using Modbus RTU protocol.
  • Two alarm outputs of OC type, programmable through RS-485 interface using free Econ software.
  • Programmable parameters include alarm modes, display color intervals, overflow thresholds, unit highlight, and measurement averaging time.
  • Power supply options: 85-253 V AC/DC or 20-40 V AC/DC.
  • IP65 housing protection degree.
Technical Specifications:
  • Inputs: Voltage input ranges from -1 V to 480 V with input resistance >2 mΩ and basic error of ±0.2% of range + 1 digit.
  • Outputs: Two alarm outputs of OC type.
  • Display: 5-digit LED with indication range from -19999 to 99999, and three-color display (red, green, orange).
  • Dimensions: 96 x 48 x 64 mm with a panel cut-out of 92+0.6 x 45+0.6 mm.
  • Protection Grade: IP65 from the frontal side and IP10 from the terminal side.
  • Digital Interface: RS-485 with Modbus RTU protocol supporting various baud rates up to 115.2 kbit/s.
Safety and Compatibility:
  • Electromagnetic compatibility: Noise immunity according to EN 61000-6-2 and noise emissions according to EN 61000-6-4.
  • Safety requirements according to EN 61010-1.
Operating Conditions:
  • Supply voltage: 85-253 V AC (45-65 Hz) or DC, 20-40 V AC (45-65 Hz) / 20-60 V DC.
  • Power consumption: <6 VA.
  • Temperature: Ambient -10 to 55°C, Storage -25 to 85°C.
  • Relative humidity: <95% with no condensation.
  • Operating position: Any.
Ordering Information: The document provides a detailed ordering code system for specifying input type, supply, unit, version, language, and acceptance test requirements. An example code is provided for clarity.
Contact Information: Lumel S.A. contact details are provided for further inquiries.
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Catalog excerpts

n20Hplus-1

measurement of d.c. voltage. three-colour led display (5 digits, 14 mm high). digital output RS-485 - Modbus RTU protocol. two alarm outputs of oc type. programmable parameters through rs-485 interface using the free econ software: – two alarms of oc type operating in 6 working modes, – display colour programmable in three intervals, – thresholds of displayed overflows, – highlight of the unit, – measurement averaging time. • conversion of indications based on individual characteristics. • power supply: 85 ... 253 V ac / dc or 20 ... 40 V ac / dc. • ip65 housing protection degree. - digital panel meter witH rs-485 eXample of application Measurement of dC current and volatge of solar installation and remote monitoring of parameters. global monitoring solar panel galVanic isolation Supply

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n20Hplus-2

LUMEL EVERYTHING COUNTS N2QHPLUS - DiGiTAL PANEL METER with RS-485technical dataiNPUTS Input type Output type Alarm outputs features • 2 alarm outputs of oc type Transmission protocol modbus RTU EXTERNAL FEATURES Readout field panel cut-out: 92+“ x 45+“ mm from terminal side: ip 10 Three-colour display (changes of colour depend on the displayed value): red, green, orange. RATED OPERATiNG CONDiTiONS 85...253 V a.c. (45...65 Hz) or d.c., 20...40 V a.c. (45...65 Hz) / 20..60 V d.c. Temperature relative humidity operating position SAFETY AND COMPATiBiLiTY REQUiREMENTS Electromagnetic compatibility...

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.