MULTICAL® 21 Ultrasonic M-Bus Water Meter

Precision ultrasonic water metering with superior stability and intelligent monitoring. The MULTICAL® 21 delivers ultrasonic precision from the very first drop with no moving parts, ensuring exceptional accuracy throughout its 16-year operational lifetime. Features intelligent alarms for leak detection, burst monitoring, and advanced analytics for comprehensive water management.

Key Features & Benefits:

  • Ultrasonic precision measurement from the very first drop (low start flow 2 l/hour).
  • Superior stability in the entire dynamic range with high accuracy.
  • Intelligent info codes and alarms for leak, burst, and tampering detection.
  • 16-year operational lifetime with no moving parts for enhanced durability.
  • M-Bus wired communication for reliable data transmission.
  • MID certified according to OIML R49 & ISO 4064 standards.
  • IP68 rated for complete water ingress protection.
  • Ambient and water temperature monitoring capabilities.

Technical Specifications

Measurement Technology

TechnologyUltrasonic measurement
Start Flow2 l/hour (industry-leading)
AccuracyHigh accuracy, very low error margin
Dynamic RangeSuperior stability throughout range

Communication & Data

ProtocolWired M-Bus
Remote ReadingAutomatic via M-Bus network
Data RecordingConsumption history & analytics
Temperature MonitoringAmbient & water temperature

Intelligent Features

Leak DetectionIntelligent alarm system
Burst DetectionReal-time monitoring
Tampering DetectionAnti-tampering alerts
Reverse FlowDetection and alerting

Construction & Lifetime

LifetimeUp to 16 years operational
Protection RatingIP68 waterproof
MaterialEco-friendly durable composite
CertificationsMID, OIML R49, ISO 4064

Downloads & Resources

Product Documentation

Technical documentation for this product is currently being updated. Please contact us at myynti@climapri.com for specific documentation needs.