Zelsius C5 ISF
Compact energy meter

Zelsius C5 IUF
Compact energy meter

Installation accessories
for heat meter

zelsius C5 CMF
Compact energy meter

Electronic energy meter for heating
and cooling with single-jet flow
sensor (ISF).
Performance characteristics
> qp = 0,6 to 2,5
> Wide dynamic range
> Precise and efficient
Optionally
> 11-years battery lifetime
> Optionally: read-out cycle 4 sec.
> Approved in accordance with MID
Data options
> M-Bus, wM-Bus
> 3 Inputs / outputs

Electronic energy meter for heating
and cooling with ultrasonic flow
sensor (IUF).
Performance characteristics
> qp = 0,6 to 2,5
> Highest precision
> Long-stable
Optionally
> 11-years battery lifetime
> Optionally: read-out cycle 4 sec.
> Approved in accordance with MID
Data options
> M-Bus, wM-Bus
> 3 Inputs / outputs

For the initial installations of
compact heat meter ZENNER
offers a wide range of mounting
accessories:
Installation accessories
for heat meter
> Direct sensor adapter
> Ball valve with connecting piece
for the installation of a temperature
sensor
> Connection body
> Pocket sleeves

Electronic energy meter for heating
and cooling with coaxial measuring
capsule (CMF).
Performance characteristics
> qp = 0,6 to 2,5
> Wide dynamic range
> Precise and long-stable
Optionally
> 11-years battery lifetime
> Optionally: read-out cycle 4 sec.
> Approved in accordance with MID
Data options
> M-Bus, wM-Bus
> 3 Inputs / outputs

multidata WR3
Energy split calculator

Temperature sensors
Standard sensors, AGFW and SPX

ETH
Single-jet flow sensor

ISF
Single-jet flow sensor

Split calculator for use in heating
and cooling systems. Can be combined
with all common flow sensors
and temperature sensors.
Performance characteristics
> Dynamic measuring cycle
> Integrated wall and rail mounting
> Automatic self-diagnosis
> Tariff and logger option
> Optionally: 4-wire measuring
technology
> Approved in accordance with MID
Data options
> M-Bus, ZR-Bus, RS 232
> 2 Inputs / outputs

For use of split energy meters
in heating and cooling systems
ZENNER offers various models of
high-quality platinum resistance
temperature sensors: PT100,
PT500 or PT1000.
Performance characteristics
> Highest quality materials
> Approved in accordance with
MID

Flow sensor for flows of up to qp
2,5 and horizontal or vertical installation
position.
Performance characteristics
> qp = 0,6 to 2,5
> High measuring stability
> Wide load range
> Temperature range 10°C – 90°C
> Combinable with multidata WR3
> Equipped with pulser (reed)

Single-jet flow sensor with high resolution,
interference-and reactionfree
electronic pulse detection.
Performance characteristics
> qp = 0,6 to 2,5
> High measuring stability
> Wide load range
> Temperature range 10°C – 90°C
> Combinable with multidata WR3
> Approved in accordance with MID
> Equipped with pulser

CMF
Measuring capsule flow sensor

MTH
Multi-jet flow sensor

sonar
Ultrasonic flow sensor

MTH-ST, MTH-F
Multi-jet flow sensor

Coaxial measuring capsule flow sensor. A combination of compactness,
robust design, flexibility and modern
communication interfaces.
CMF
Measuring capsule flow sensor
Performance characteristics
> qp = 0,6 to 2,5
> High measuring stability
> Wide dynamic range
> Temperature range 10°C – 90°C
> Combinable with multidata WR3
> Approved in accordance with MID
> Equipped with pulser

Multi-jet flow sensor MTH for flows
from 1,5 to 10 m³/h. It is characterized
by its robustness and
high reliability.
Performance characteristics
> qp 1,5 to 10
> High measuring stability
> Wide load range
> Reliable in operation up to 130°C
> Combinable with multidata WR3
> Equipped with pulser (reed)

For use in heating and cooling
systems. Sonar is an intelligent
solution for specific technical and
structural requirements.
Performance characteristics
> qp 0,6 to 60 (heating)
> qp 3,5 to 60 (cooling)
> High measuring stability
> Wide load range
> Reliable in operation up to 130°C
> Combinable with multidata WR3
> Equipped with pulser
> Approved in accordance with MID

Versions based on multi-jet flow
sensor MTH. MTH-ST was designed
for use in ascending pipes, MTH-F
for use in descending pipes.
Performance characteristics
> qp 1,5 to 10
> High measuring stability
> Wide load range
> Reliable in operation up to 130°C
> Combinable with multidata WR3
> Equipped with pulser (reed)

WPH
Woltman flow sensor

SITRANS MAGFLO
Magnetic-inductive flow sensor

WS
Woltman flow sensor

multidata cooling
Energy calculator for cooling meters

Flow sensor WPH (Woltman
parallel) is offered from nominal
diameter DN 50 on and guarantees
precise measuring accuracy even
by extreme loads.
Performance characteristics
> qp 15 bis 250
> High measuring stability
> Wide load range
> For horizontal and vertical
installation
> Reliable in operation up to 130°C
> Combinable with multidata WR3
> Equipped with pulser (reed)

Magnetic-inductive flow sensor for
precise flow measuring. SITRANS
MAGFLO is particularly suitable as
flow sensor in cooling systems.
Performance characteristics
> Sizes DN 15 to 2000
> Highest measuring accuracy
> High long-term stability
> Easy to install
> Easy to maintain
Data options
> M-Bus interface

Flow sensor WPH (Woltman
vertical) is offered from nominal
diameter DN 50 on and guarantees
precise measuring accuracy even
by fluctuating flow rates.
Performance characteristics
> qp 15 bis 150
> High measuring stability
> Wide load range
> For horizontal installation
> Reliable in operation up to 130°C
> Combinable with multidata WR3
> Equipped with pulser (reed)

Split calculator for use particularly
in cooling systems. Multidata can
be combined with all common flow
sensors and temperature sensors.
multidata cooling
Energy calculator for cooling meters
Performance characteristics
> Dynamic measuring cycle
> Integrated wall and rail mounting
> Automatic self-diagnosis
> Tariff and logger options
> Optionally: 4-wire measuring
technology
> National approval (K7.2)
Data options
> M-Bus, ZR-Bus, RS 232
> 2 Inputs / outputs

Atmos® G1.6S, G2.5S, G4.S
Diphragm gas meter

Atmos® IQ IG1.6S, IG2.5S, IG4S Intelligent gas meter

Atmos® IQ-XL IG6 to IG100
Industrial gas meter

Atmos® IQ-HP IG1.6A, IG2.5A
Diphragm gas meter

Solid built quality, high accuracy,
safety, and a series of advanced
technical details make the ZENNER
diaphragm gas meter a high-grade
measuring instrument.
Atmos® G1.6S, G2.5S, G4.S
Diphragm gas meter
Performance characteristics
> Material: Sheet steel
> Sizes G1.6, G2.5, G4
> Temp.: -25 °C to 55 °C
> Operating pressure: 0,5 bar
> Retrofittable with pulser
> Cyclic volume: 1,2 l
> EN1359:1998/A1:2006

The intelligent diaphragm gas
meter uses an encrypted IC or CPU
card as a data carrier. The meter is
characterized by precise measurements,
a constant measuring stability,
a long life and high reliability.
Performance characteristics
> Material: Sheet steel
> Sizes IG1.6, IG2.5, IG4
> Temp.: -25°C to 55°C
> Operating pressure: 0,5 bar
> Cyclic volume: 1,2 l
> Credit functions
> EN1359:1998/A1:2006

The intelligent industrial diaphragm
gas meter is a credit gas meters
for commercial and industrial settings
and uses an encrypted IC card
as a data carrier.
Performance characteristics
> Material: Aluminium
> Sizes G6 to G100
> Temp.: -25°C to 55°C
> Cyclic volume: 2 l to 18 l
> Credit functions
> EN1359:1998/A1:2006

These intelligent diaphragm gas
meters are made of aluminium and
resistant to corrosion. They are
designed for use at high operating
pressure.
Performance characteristics
> Material: Aluminium
> Sizes G1.6, G2.5
> Temp.: -25°C to 55°C
> Operating pressure: 0,5 - 3 bar
> Cyclic volume: 1,2 l
> EN1359:1998/A1:2006

Atmos® WG2.5S
Wide range gas meter

Industrial gas meter
Rotary gas meter

Atmos® IQ-W IWG2.5S-W
Wireless gas meter

Gas alarm
dector for gases

The WG2.5S wide range gas meter
has a wide Mesuring range for flow
rates from 0,016 to 6 m³/h.
Performance characteristics
> Material: Sheet steel
> Size G2.5
> Wide measuring range
> Temp.: -25°C to 55°C
> Operating pressure: 0,5 bar
> Retrofittable with pulser
> Cyclic volume: 1,2 l
> EN1359:1998/A1:2006

The IC card rotary meters consist
of rotary gas meters and IC card
controller with electronic valve for
credit systems. They are available in
sizes from DN 25 to DN 250.
Performance characteristics
> Material: Aluminium
> Sizes DN 25 to DN 250
> Temp.: -20°C to 50°C
> Credit functions
> EN1359:1998/A1:2006

The intelligent wireless wide-range
diaphragm gas meter enables
remote reading of gas meters by
wireless communication. An innovative
monitoring software can take
advantage of many features for the
gas utilities.
> Performance characteristics
> Material: Sheet steel
> Size G2.5
> Wide measuring range
> Wireless communication
> Temp.: -25°C to 55°C
> Operating pressure: 0,5 bar
> Cyclic volume: 1,2 l
> EN1359:1998/A1:2006

The Gas Alarm is a high-quality,
stand-alone gas sensor combined
with advanced electronics. The Gas
Alarm detects combustible and
toxic gases such as natural gas and
LPG, biogas and city gas, carbon
monoxide, hydrogen gas, and other
gases.
Gas alarm
dector for gases
Performance characteristics
Characteristics
> High-performance planar sensors
> Compatible with other sensors
> Rapid detection
> High accuracy
> Low power consumption
> Low error rate

ETKD and ETWD
Single-jet dry dial water meter

ETK 45°
Single-jet dry dial water meter

ETKD -L
Single-jet dry dial water meter

Universal meter M22
Single-jet dry dial water meter

Single-jet meter for cold potable
water up to 30°C. ETWD is the version
for hot water up to 90°C. With
the newly developed D-register both
of them are optimally equipped for
remote reading.
Performance characteristics
> Q3 = 2,5 and 4
> Highest technical standard
> Reaction-free pulse detection
> Approved in accordance with MID
Data options
> Reed pulser (ETKD-N)
> M-Bus, wM-Bus (ETKD-M)

With its 45° inclined dial, the ETK
45° allows data reading from
different angles. This allows precise
reading even in difficult installation
situations.
Performance characteristics
> Q3 = 2,5 and 4
> Highest technical standard
> Protective cap with integrated
steel foil against tampering and
contamination
> Approved in accordance with
ISO 4064-2005
Data options
> Reed pulser
> Radio via split module

Single-jet dry dial meter for cold water
with a fibre-reinforced polymer
plastic housing. Optimally equipped
for remote reading.
Performance characteristics
> Q3 = 2,5 and 4
> Low weight with the highest
stability
> Reaction-free pulse detection
> Approved in accordance with MID
Data options
> Reed pulser (ETKD-L-N)
> M-Bus, wM-Bus (ETKD-L-M)

The universal meter M22 is
suitable for a variety of application
situations due to its range of adapter
pieces for installation length
adjustment from 110 to 165 mm
at 3/4"-threads and 105 to 190
mm at 1"-threads.
Universal meter M22
Single-jet dry dial water meter
Performance characteristics
> Q3 = 2,5 and 4
> Horizontal and vertical installation
position
> Approved in accordance with MID
Data options
> Reed pulser

Minolist
Water meter measuring capsule

ZENNER Flush mounting block 2"Assembly block for water meters

Fitting meters
Retrofit meters

The WG2.5S wide range gas meter
has a wide Mesuring range for flow
rates from 0,016 to 6 m³/h.
Performance characteristics
> Material: Sheet steel
> Size G2.5
> Wide measuring range
> Temp.: -25°C to 55°C
> Operating pressure: 0,5 bar
> Retrofittable with pulser
> Cyclic volume: 1,2 l
> EN1359:1998/A1:2006

The ZENNER Block 2" is the smallest
assembly block in the world.
Meter (Minolist) and valves can be
assembled in a single process. The
surface-mounted set exist in white
or chrome.
Performance characteristics
> Smallest installation space
> Compatible with all existing
systems
> For Minolist ER2 measuring
capsules
> Approved in accordance with MID

Fitting meters are water meters for cold and hot water in apartments
and flats - specially designed for the retrofitting of existing properties.
(1) The valve meter MC is the retrofit meter for existing valve
connections.
(2) The bathtub water meter MC is the retrofit meter for the mixer tap
on the bathtub.
(3) The washstand water meter is an ideal retrofit meter for washbasins.
(4) The tap water meter is an ideal retrofit meter for a variety of taps.
Fitting meters Retrofit meters Performance characteristics
> Q3 = 2,5
> For existing flush-mounted valves
> Easy calibration exchange
> Approved in accordance with MID

MTWD
Multi-jet dry dial meter

MNK-P
Multi-jet cartridge meter

MTWD-ST and MTWD-FA
Multi-jet dry dial meter

MNK-MF Manifold Meter
Multi-jet cartridge meter

Single-jet meter for cold potable
water up to 30°C. ETWD is the version
for hot water up to 90°C. With
the newly developed D-register both
of them are optimally equipped for
remote reading.
Performance characteristics
> Q3 = 2,5 and 4
> Highest technical standard
> Reaction-free pulse detection
> Approved in accordance with MID
Data options
> Reed pulser (ETKD-N)
> M-Bus, wM-Bus (ETKD-M)

Residential water meter with wet
dial register for cold potable water.
The insert performs as an interchangeable
cartridge.
MNK-P
Multi-jet cartridge meter
Performance characteristics
> Q3 = 2,5 and 4
> High precision
> Easy calibration exchange
> Approved in accordance with MID
Data options
> Reed pulser (MNK-P-N)
> Radio via split module

Residential water meter for hot
water up to 90°C. MTWD-ST is the
standpipe version, MTWD-FA the
downpipe version of the MTWD
water meter.
Performance characteristics
> Q3 = 2,5 and 4 (MTWD-FA)
> Q3 = 2,5 to 16 (MTWD-ST)
> High precision
> Reaction-free pulse detection
> Flexible and robust
Data options
> Reed pulser (MTWD-N-ST/FA)
> M-Bus, wM-Bus (MTWD-N-ST/FA)

Flexible multi-jet cartridge meter
with wet dial register especially
designed for difficult installation
situations.
MNK-MF Manifold Meter
Multi-jet cartridge meter
Performance characteristics
> Q3 = 2,5 and 4
> High precision
> Approved in accordance with MID
Data options
> Reed pulser
> Radio via split module

RTKD-MF Manifold
Positive displacement meter

RNK-RP
Positive displacement meter

RTKD
Positive displacement meter

Flexible piston type cartridge meter
with dry dial register especially
designed for difficult installation
situations.
Performance characteristics
> Q3 = 1,6 to 4
> High precision
> Approved in accordance with MID
Data options
> Reed pulser (RTKD-MF-N)
> M-Bus, wM-Bus (RTKD-MF-M)

The RNK-RP is a wet dial rotary
piston type water meter for cold
potable water. It disposes of a
protected roller counter, reliably
readable even under difficult climatic
conditions.
Performance characteristics
> Q3 = 2,5 to 16
> Highest measuring precision
> Any installation position
> Approved in accordance with MID
Data options
> Reed pulser (RNK-RP-N)
> Radio via split module

Residential water meter for cold
potable water in a lightweight brass
body. It is a meter for all who place
the highest demands on reliability
and measuring accuracy.
Performance characteristics
> Q3 = 1,6 to 4
> Highest measurement precision
> Any installation position
> Reaction-free pulse detection
> Approved in accordance with MID
Data options
> Reed pulser (RTKD-N)
> M-Bus, wM-Bus (RTKD-M)

WPH-N
Woltman Parallel

WS-N
Woltman Vertical

WPH-N 90°C
Woltman Parallel

ETK-N-C
Single-jet bulk water meter

Bulk water meter with a parallel
turbine shaft, for use in the cold
water area.
Performance Characteristics
> Sizes DN 40 to 500
> Low starting flow
> Large measuring range
> Horizontal & vertical installation
position
Data options
> Reed pulser
> Opto sensor, Namur sensor
> Radio via split module

Bulk water meter with a
vertical turbine shaft, for use
in the cold water area.
Performance Characteristics
> Sizes DN 50 to 150
> Low starting flow
> High precision
> Horizontal installation position
Data options
> Reed pulser
> Opto sensor, Namur sensor
> Radio via split module

Bulk water meter with a parallel turbine
shaft, for use in the hot water
area with temperatures up to 90°C.
Performance Characteristics
> Sizes DN 50 to 200
> Protected register
> Large measuring range
Data options
> Reed pulser
> Opto sensor, Namur sensor
> Radio via split module

Bulk single-jet meter for high flow
rates with Class C measuring
accuracy for cold water up to 30°C.
Approved for vertical und horizontal
installation.
Performance Characteristics
> Sizes DN 50 to 100
> Highest measuring accuracy
> Good long-term measuring
stability
Data options
> Reed pulser
> Opto sensor, Namur sensor
> Radio via split module

WB-N
Woltman well water meter

WPVP-N
Woltman compound water meter

WI-N
Woltman irrigation water meter

SITRANS MAGFLO
Magnetic-inductive flow sensor

Bulk water meter with a vertical
turbine shaft. For installation at the
junction of a vertical pipeline with a
horizontal pipeline.
Performance Characteristics
> Sizes DN 50 to 200
> Low starting flow
> Large measurement range
Data options
> Reed pulser
> Opto sensor, Namur sensor
> Radio via split module

Specially designed for recording extremely
variable volumes of water.
The register of the main meter is
designed as a dry dial meter. The
secondary counter can be a wetdial,
dry dial or a cartridge meter.
Performance Characteristics
> Sizes DN 50 to 200
> Low starting flow
> Large measurement range
Data options
> Reed pulser
> Opto sensor, Namur sensor
> Radio via split module

Bulk water meter for use with
heavily contaminated water e.g. in
agriculture, in sewage treatment
plants or wastewater systems.
Performance Characteristics
> Sizes DN 50 to 200
> Robust and precise
Data options
> Reed pulser
> Opto sensor, Namur sensor
> Radio via split module

Magnetic-inductive flow sensor for
reliable flow measurement of all
electrically conductive fluids like
drinking water, waste water or
sludge.
Performance Characteristics
> Sizes DN 15 to 2000
> High degree of measuring
accuracy
Data options
> M-Bus interface

EDC Communication module
Radio, M-bus and pulse version

Pulse Data Capture
External wM-bus split-module

MinoConnectRadio
Wireless M-Bus receiver

Walk-by reading software
for Android Handhelds

Battery powered clip-on module for
secure remote reading to integrate
water meters in Smart Metering
AMR/AMI Systems by pulser, Mbus
or wireless M-bus.
Performance characteristics
> Protection class IP68
> Self-monitoring
> Tampering detection
> Dismounting detection
> Reverse water flow detection
> Leakage detection
> Meter stop detection
> Meter oversized detection
> According to OMS-Specification

With the Pulse Data Capture every
meter with pulse output can be
integrated in wireless M-bus radio
systems.
Performance characteristics
> Battery powered
> Reliable radio transmission
> Frequency 868 MHz
> Protection class IP68 possible
> Version with pulse to M-bus
function available
> According to OMS-Specification

Using the MinoConnectRadio receiver
in combination with a readout
software, all ZENNER devices with
a wireless M-Bus interface can be
read out by „walk-by“
Performance characteristics
> Battery-powered
> Simple operation
> Status LED indicates the
operational status
> RS232 and RS485 interface
> Integrated torch

For different applications and system
sizes from the simple readout
software for reading water meters
in shafts or manholes up to the fully
extent readout software with professional
route management and
GPS geo coding, software licences
are available for mobile devices
and PC.

CommunicationMaster-E / -G
For remote readout of M-Bus systems

GMM GlobalMeterManager
Professional readout software

ZCOM330
Digital M-Bus Level Converter

multipulse / multilog
Pulse counter module

For easy and safe remote reading
of M-Bus or ZR-Bus systems via Internet
or GSM. By use of ZENNERmeterVPN,
the gateway enables an
automatic and secure connection
between the read out signal converter
and the reading PC.
Performance characteristics
> Power supply
> Wall mounting
> Protection class IP42
> Autostart function for
commissioning
> Encrypted connection via
meterVPN.

The professional system software
offers enhanced functionality for
device parameterization of ZENNER
devices as well as for commissioning
of remote reading systems
with subsequent data management.
The GMM software offers exactly
the suitable function range for
each case of application. It doesn‘t
matter whether device parameterization
or commissioning of
remote reading systems - with the
innovative concept, to concentrate
components into so-called function
packages, you can licence the package
matching for the application.

For powering the M-Bus segments
and as interface to PC or transmission
devices (such as CommunicationMasters
with Ethernet or
GSM interfaces) different M-Bus
converters are available.

An electronic pulse counter module
used for the remote readout of meter
readings or to integrate pulse
counters into an M-Bus
system. Up to three meters with
pulse output can be connected.
multipulse / multilog
Pulse counter module
Performance characteristics
> Power supply with battery
> Ambient temperature 5°C - 55°C
> M-Bus-, ZR-Bus or RS232-
Interface
> Multilog variant for data logger
applications