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Siemens
Ultrasonic heat and cooling energy meters UH50..
CE2N5324en
Building Technologies
2013-01-14
Maintenance notes
The meters are maintenance-free.
National calibration regulations must be observed.
In terms of disposal, the meters and partner devices are classified as electronic
scrap conforming to the European Directive 2002/96/EU (WEE) and must not be
disposed of as domestic waste. The relevant national legal regulations must be
complied with and the devices must be disposed of through the appropriate chan-
nels. Local and currently valid legislation must be observed. Exhausted batteries
must be disposed of at the specified collection points.
Warranty service
Application-related technical data are only guaranteed together with the products
mentioned in this Data Sheet.
If the meters are used in connection with third-party devices that are not ex-
plicitly mentioned, the user must ensure proper functioning. In that case,
Siemens will not provide any services and warranty.
Technical data
Measuring range
(national approvals may differ)
2…180 °C
Range of temperature differential
3…120 K
Temperature response threshold
0.2 K
Thermal coefficient
Shifting compensated
Temperature-measuring error without sensor (0,5 +
min./
) %,
Max. 1.5% at
= 3 K
Sensing element
Pt500 as per EN 60751
Temperature range
0…150 °C (up to 45 mm mounting length)
0…180 °C (from 100 mm mounting length)
Design
Protocol
Similar to EN 62056-21
As per EN 62056-21
Control cable
1.5 m
3.0 m
Dimensions
DS M10x1 mm, sensor length 27.5 mm
DS M10x1 mm , sensor length 38 mm
Pocket short Ø 5.2x45 mm
Pocket long Ø 6x100 mm
Pocket long Ø 6x150 mm
Temperature range
(national approvals may differ)
5…130 °C
Recommended temperature range
- Thermal energy
- Cooling energy
10…130 °C
5…50 °C
Max. temperature
(for 2,000 hours)
150 °C
Rated pressure
1.6 MPa (PN 16)/2.5 MPa (PN 25)
Maintenance
Disposal
Processor unit
Function data
Temperature sensor
Optical interface
Cable length
Flow measuring section
Function data