Heat and cooling meter
Integral-V UltraMaxx (USA)
Product categories
Heat / Cooling
Combined ultrasonic heat and cooling meter ½" and ¾"
Heat / Cooling
Ultrasonic
Wired
Impulse,
M-Bus
Wireless
wM-Bus
Smart Building
Your benefits
- Ultrasonic technology:
Long-term stable energy measurement with maximum measuring accuracy - Compact design:
Less installation space required - Large measuring range:
Lower storage costs - Replaceable calculator:
Flexible mounting possible (compact/split) - Display of operating faults and soiling warning:
Increased operational safety - Big display:
Easy to read
Applications
- High-end device for building management
- As a replacement for mechanical impeller heat meters
- Metering of heat and/or cooling consumption in building management
Options
- Execution on-site reading (Supply via battery, small calculator housing)
- Execution with 2 pulse outputs for heating- and cooling energy (Supply via battery, small calculator housing)
- Execution with M-Bus interface and 4 water meter inputs (Supply via battery, large calculator housing)
- Execution with M-Bus interface and 2 water meter inputs (Supply via M-Bus, large calculator housing)
Properties
- Nominal diameters NPS ½ or 3/4 inch
- Nominal flow rates qp 6.6 gpm or qp 11 gpm
- Supply via 10-year battery or M-Bus with back-up battery
- Max. operating pressure PN 230 psi
- Universal installation position
- No moving parts
- Electronic calculator
- LCD-resolution 8 digits
- Temperature range 32 - 194 °F
- Temperature sensor Pt 500
- 18 month register
- Max. values (P, Q, T)
- Standard EN 1434
Conformity according European Measuring Instruments Directive (MID) or Conformity according to the Directive Measurement Canada
Product information
Technical Data
| Calculator | |
|---|---|
| Temperature range | 32 to 194 °F |
| Temperature difference | 3 to 90 K |
| LCD resolution | 99‘999‘999 kWh 999‘999,99 m3 |
| Battery lifetime (Execution with battery) | 10 years |
| Battery lifetime back-up battery (Execution supply via M-Bus) | 1 year |
| Environment class | EN 1434 - class C, 2004/22/EC class E1, M1 |
| Protection class | IP54 |
| Environment temperature | 41 to 131 °F |
| Storage temperature | 14 to 140 °F |
| Optical interface | EN 60870-5 / M-Bus protocol |
| Temperature sensor type | 2-wires, Pt 500 |
| Cable length | 19.7 in |
| Temperature sensor | Direct immersion sensor | Pocket sensor |
|---|---|---|
| Sensor element | Pt 500 | Pt 500 |
| Resistor acc. to | EN 60751 / EN 1434 | EN 60751 / EN 1434 |
| Measuring tolerance | Class B | Class B |
| Temperature measuring range | 32 to 194 °F | 32 to 194 °F |
| Temperature difference | 3 to 90 K | 3 to 90 K |
| Sensor diameter | 0.142/0.213 in | 0.236 in |
| Sensor length | 1.083 in | 1.969 in |
| Connection thread | M10x1 | Knurled nut M12 |
| Cable type | Smooth cable | Coiled cable |
| Cable length | 5 ft 9 in | 3 ft 11 in |
| Volume measuring meter | |||||
|---|---|---|---|---|---|
| Nominal diameter | NPS | inch | 1/2 | 1/2 | 3/4 |
| Operating pressure | PN | psi | 232 | 232 | 232 |
| Connection thread on meter | G…A | Inch | ¾ | 1 | 1 |
| Nominal flow rate | qp | gpm | 6.6 | 6.6 | 11 |
| Maximum flow rate | qs | gpm | 13.2 | 13.2 | 22 |
| Minimum flow rate | qi | gpm | 0.026 | 0.026 | 0.044 |
| Starting flow | gpm | 0.009 | 0.009 | 0.018 | |
| Kvs value | gpm | 13.21 | 13.21 | 22.01 | |
| Temperature | max. °F | 194 | 194 | 194 | |
| Measuring range | qi/qp | 1:250 | 1:250 | 1:250 | |
| Metrological class | EN 1434 - class 2 | EN 1434 - class 2 | EN 1434 - class 2 | ||
| Protection class | IP67 | IP67 | IP67 | ||
| Dimensions | |||||
|---|---|---|---|---|---|
| Length without couplings | A | inch | 4.33 | 5.12 | 5.12 |
| Height total | B | inch | 5.04 | 5.04 | 5.04 |
| Height from pipe centre line | C | inch | 3.39 | 3.39 | 3.39 |
| Width calculator | D | inch | 3.46 | 3.46 | 3.46 |
| Height calculator (small housing) | E | inch | 3.39 | 3.39 | 3.39 |
| Height calculator (large housing) | F | inch | 4.96 | 4.96 | 4.96 |
Dimension Diagram
Installation
Integral-V UltraMaXX is approved for all horizontal and vertical installation positions, even overhead.
In combination with the flexible calculation unit attachment, it ensures an optimum reading position.
Flow Measuring Dynamic
The exceptionally large measuring dynamic (0.009–14.53 gpm at qp 6.6 gpm) means Integral-V UltraMaXX is a real multi-range meter
Typical Head Loss Curve
Options
Integral-V UltraMaXX is supplied with integrated options. This enables quick and efficient installation and system setup.
The following versions are available.
| Specification for pulse outputs for heating- and cooling energy | |
|---|---|
| Pulse value | Heating energy: 1 pulse = 1 kWh Cooling energy: 1 pulse = 1 kWh |
| Pulse characteristic | Passive transducer, Open Collector Pull-down switch |
| Scanning voltage | max. 30 V, min. 2.5 V |
| Max. permissible current | max. 20 mA |
| Max. internal resistance Ron | 100 Ω (during pulse ON) |
| Impulse length | 120 ms |
| Specification for water meter inputs | |
|---|---|
| Pulse value | 1, 2.5, 10, 25, 100, 250 l/pulse (programmable, same pulse value for all connected water meters, standard 10 l) |
| Scanning voltage | Typically 3 V |
| Impulse recognition | Contact closed: R <500 Ω Contact opened: R > 1 MΩ Impulse duration / break every > 3 s |
| Cable length | max. 393.7 in |
| Specification for M-Bus interface | |
|---|---|
| Protocol | M-Bus according EN 13757-3 |
| M-Bus standard load | Supply via battery: 1 standard load (1.5 mA) Supply via M-Bus: 2 standard loads (3 mA) |
| Standard baud rate | 2400 baud |
| Standard data set | Manufacturer no., energy, volume, flow, power, temperatures (supply, return, difference), operating time, date and time, optional volume water meter inputs, firmware version, software version |
Multi-function display
Reading errors are minimised by the concise layout on 3 display levels and the clear symbols for status and alarm messages. The various display levels are selected via a red button. Press the button for app. 3 s to access the next level.
