15
Be sure to read the installation and
operating manual before install-
ing / commissioning. This allows
you to protect yourself and prevent
damage. Check the contents of the
packing before installation to be
complete.
Scope of supply
■
zelsius® C5 compact heat and cooling meter
■
Two seals
■
Seal material
■
Wall bracket with fastening materials (only for version with a detachable
calculator)
■
Installation and operating manual, declaration of conformity
Technical data
Nominal flow q
p
m³/h
0.6
1.5
2.5
Maximum flow q
s
m³/h
1.2
3
5
Minimum flow q
i
l/h
12
24
24
60
50
100
Medium temperature range
°C
10 ≤ Өq ≤ 90
Minimum pressure
(to avoid cavitation)
bar
0.3
Nominal pressure /
peak pressure
PS/PN
16/16
IP protection class
54 ( 65 for heating and cooling energy
metering)
Installation position
horizontal,
horizontal tipped through 90°,
vertical
Heat carrier (medium)
Water
glycol (without Declaration of con
-
formity)
Temperature range heat
calculator
°C
0...105
approx. -20…105°C for Glycol meter
(without Conformity assessment)
Temperature difference range
K
3...80
Ambient class according to
EN 1434
C
Storage temperature
°C
-20...+65
Interfaces
Standard
optical interface (ZVEI, IrDA)
optional
3 pulse inputs/outputs, M-Bus,
wireless M-Bus, LoRaWAN®
Ambient conditions /
climatic influencing
(valid for complete compact
meter)
- climatic
Highest permissible ambient tempera-
ture 55 °C
Lowest permissible ambient tempera-
ture 5 °C
- mechanical
class
M1
- electro-
magnetic
class
E1
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