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QALCOMET HEAT 1

Product catalog summary

Application
QALCOMET HEAT 1 is a versatile device designed for metering and monitoring heating and cooling energy in both closed and open systems. It is suitable for use in residential, commercial, and industrial settings. The device integrates with standard flow sensors and includes temperature and pressure sensors to measure and calculate flow parameters, displaying and storing data efficiently.

Special Features

Supports two independent heating systems.
Configurable menu and installation diagrams.
Multiple inputs for flow and temperature sensors.
Optical data interface and long battery life up to 12 years.
Complies with environmental protection standards and has IP65 protection class.

Optical Interface and Communication
The device includes an optical interface for data reading via M-bus protocol and supports various communication modules, including radio and wired M-BUS interfaces, allowing for flexible data transmission and parameterization.

Data Recording and Storage
QALCOMET HEAT 1 records daily, weekly, and monthly parameter values, including integral and average values for temperature and pressure. It retains archive data even when disconnected from power, with a data logger capacity of up to 32 months for daily and monthly records.

Error Codes and Approvals
The device indicates errors through specific codes and complies with MID and EN 14154 standards.

Technical Data

Temperature measurement range: 0 °C to 130 °C.
Flow measurement with up to 5 pulse inputs.
Pressure measurement with programmable range and high accuracy.
Optional outputs include pulse, current, and relay outputs.
Power supply options include a lithium battery or mains supply.
Environment conditions: IP65 protection, suitable for indoor and outdoor installation.

Mechanical Mounting
The device can be mounted on a wall or standard DIN-rail, with dimensions of 159 x 142 x 52 mm.

Catalog excerpts

HEATING METER CALCULATOR APPLICATION QALCOMET HEAT 1 is designed for metering and monitoring of heating and cooling energy in closed or open heating/cooling systems, installed in dwelling houses, office buildings or energy plants. The calculator QALCOMET HEAT 1 is a sub-assembly of a heat meter, together with standard flow sensors (based on ultrasonic, electromagnetic or mechanical measurement principle with standard pulse output), temperature and pressure sensors. QALCOMET HEAT 1 measures and calculates supplied flow parameters, displays measurement data on the display, records and stores data in the internal archive. • High accuracy • Universal (applicable with any flow sensor with standard pulse output). • Can be used to calculate energy values for two independent heating systems • Cold water temperature for open system application can be measured or fixed (pre-programmed). • Flexible menu setup - list of parameter values displayed on the LCD may be configured according to the customer's needs. • User may select one of seven possible installation diagrams according to the application type • Up to 5 flow measurement inputs. • Two channels for pressure measurement. • Optical data interface according to EN 61107. • Up to 12 years battery supply or 230V mains supply. • Battery lifetime up to 12 years. • Fulfils "C" class environment protection requirements • Programmable built-in alarm relays or regulation functions. • Metering archive • Optional communication modules • Mounting in any installation position

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Integrated into the front panel of calculator. It is designed for data reading via M-bus protocol and parameterization of the meter. The internal radio provides data reading via WMBUS telegram: • Optical interface. • Two configurable pulse-frequency outputs. • Two configurable current outputs 0-20mA or 4-20mA. • Configurable double relay output for limiting regulation or alarm function. • Pulse output Following daily, weekly and monthly parameter values are recorded in calculator's memory: • Absolute integral instantaneous parameter values • Hourly, weekly and monthly alterations of integral...

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LCD INDICATOR: The device is equipped with 8-digits LCD (Liquid Crystal Display) with special symbols to display parameters, measurement units and operation modes: 2. Parameter numbers and group numbers Key to symbols Description 1. Groups of parameters (display levels) Integral parameters INT Informative parameters PAR Archive data and set day values LOG Printing the reports PRN Information on heat meter configuration and regulator control parameters INF 2. Number and group of indicated parameters Σ Cumulated parameter value (for example, total heating energy consumed by the 1-st and 2-nd system...

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