Quick-Start (EN)
Shortlink: https://www.lobaro.com/c8yp
LOB-GW4-WMBUS
Quick Guide for the “Wireless M-BUS Gateway V4” product, including possible power supply variants.
Manufacturer
Lobaro GmbH | Stadtdeich 7 | D-20097 Hamburg | Germany | support@lobaro.de | www.lobaro.de
Installation
This product may only be installed by trained and qualified personnel in accordance with the specified installation guidelines. When installing in buildings with increased fire protection requirements (e.g., stairwells, escape routes), the installation company or qualified personnel must ensure compliance with the specific requirements under state building regulations.
This manual must be read carefully and followed before commissioning.
Warranty and Guarantee
Warranty and guarantee claims can only be made if the device has been used as intended and all technical specifications and applicable technical regulations have been followed.
Intended Use
The Lobaro Wireless M-Bus Gateway V4 is designed to forward data from compatible metering devices with a wireless interface via NB-IoT, LTE-M cellular, DECT-NR+, or alternatively LoRaWAN. The gateway is intended exclusively for this purpose.
Safety Instructions for Variants
The product is available in different versions regarding the power supply. The general and variant-specific safety instructions must be strictly observed.
LOB-GW4-WMBUS
Standard version with 38 Ah lithium-metal battery pack + supercapacitor.
- Protection class: III according to EN 61140
- Protection rating: IP67 according to EN 60529
- Temperature range: -20°C to 65°C, max. 95% RH (non-condensing)
- Approved battery (3.6V):
- EVE 2x ER34615 + SPC1550A
Battery Safety Information
This device contains an internal, replaceable 3.6V lithium battery (Li-SOCl2), which is subject to transport restrictions. Transport regulations for hazardous material class 9A apply. The battery must be disconnected from the device via the connector during transport. All current hazardous material regulations must be observed. Certificates for approved batteries are available upon request.
Technical Data
- Capacity: 38 Ah + supercapacitor
- Voltage: 3.6V (Li-SOCl2)
- Lithium content: max. 11 g
- Temperature range: -40 °C to +85 °C
- Compliance: EN 60086-4, UN38.3
Replacing Lithium Batteries
- Explosion hazard if batteries are replaced incorrectly!
- Only qualified personnel may replace batteries.
- Only use identical lithium batteries recommended by the manufacturer.
- Renew cable tie security after replacement.
LOB-GW4-WMBUS-230V
Version with external 230V power supply.
- Protection class: II according to EN 61140
- Protection rating: IP67 according to EN 60529
- Temperature range: -20°C to 65°C, max. 95% RH (non-condensing)
- Cable gland must face downward after installation
- Not classified as hazardous material
Mains Voltage Safety Information
Risk of fatal electric shock due to mains voltage! After opening the enclosure, components carrying hazardous mains voltage may become accessible.
Warning: No disconnecting device present – an easily accessible two-pole (L, N) disconnecting device with a contact distance of at least 3 mm is required in the electrical system.
- Only trained electrical personnel may perform interventions in compliance with electrical safety regulations.
- The gateway must always be disconnected from the mains before any work is carried out.
- Personnel must be adequately trained in hazard prevention and maintenance procedures.
230V Connection
- Conductor cross-section: 0.2 ... 4 mm² / 24 ... 12 AWG
- Stripping length: 9 ... 11 mm / 0.35 ... 0.43 inch
- Input: 100V ... 277 VAC, 50/60 Hz, 0.07A
- Internal fuse: 2A / 250 VAC
- Disconnect mains power using an external disconnecting device.
- Open terminal clamps.
- Connect the PE, N, and L conductors as shown.
- Close the terminal clamps.
- Restore mains power using an external disconnecting device.
LOB-GW4-WMBUS-12V
Version with external 12V power supply via 230V plug-in adapter.
- Protection class: III according to EN 61140
- Protection rating: IP42 according to EN 60529
- For indoor use only!
- Temperature range: -5°C to 55°C, max. 95% RH (non-condensing)
- Approved plug-in power supply (12V, 2A):
- EDAC Power Electronics Co., Ltd., Type: EA1019HHES(T01)
- DC barrel connector 5.5/2.1 mm
- Not classified as hazardous material
LOB-GW4-WMBUS-SUN
Version with solar power supply and backup battery.
- Protection class: III according to EN 61140
- Protection rating: IP67 according to EN 60529
- Solar panel power: 2W
- Built-in supercapacitor:
- LIC1620Q3R8257
- Energy: below 0.3 watt-hours
- No restrictions according to UN 3508
- Approved optional backup battery (3.6V):
- EVE ER18505
- Lithium content: below 1 g
This product falls under UN 3091 (Lithium-metal batteries in or with equipment), but complies with Special Provision 188, exempting it from hazardous material classification and allowing shipment with the adjacent marking!
Internal Components
- Power supply connection: 3.3V ... 5V
- SIM card slot (2FF format)
- Micro SD card slot (not used)
- Reset button
- Diagnostic / Configuration adapter connection
- 3x Status LEDs
- Internal antenna
Commissioning
For commissioning with cellular use, a suitable and activated SIM card must be inserted into the slot (2) in every variant.
Pressing the reset button (4) restarts all variants and initiates an initial connection to the backend via LoRaWAN or cellular network, depending on the configuration.
The SD card holder (3) is generally not used in this product and must remain empty!
Opening the Housing
Open the housing using a flathead screwdriver:
LOB-GW4-WMBUS Variant
The battery cable must be plugged into the PCB connector (a).
LOB-GW4-WMBUS-230V Variant
Guide the power supply cable through the locking nut and PG16 cable gland (a).
Connect the cable cores to the terminal block (b), ensuring correct polarity.
Screw the locking nut onto the cable gland.
LOB-GW4-WMBUS-12V Variant
Insert the included plug-in power supply into the device's DC socket (a) and connect the other end of the 12V power supply to a household socket.
LOB-GW4-WMBUS-SUN Variant
Press the reset button (a).
The device is otherwise already operational.
- (a) Reset button
- (b) Replaceable 4 Ah backup battery (EVE ER18505, 3.6V)
- (c) Supercapacitor for solar charging
- (d) Connection for internal solar cell (max. 3V)
- (e) Backup battery connection
- The XH connector beside the solar addon should not be used!
To start up the device, pressing the reset button (a) is required. Otherwise, the device is already operational.
Wall Mounting Without a Mounting Bracket
Secure the housing to the wall using at least two suitable wall plugs (holding force min. 1 kg) and screws.
Check the mounting for sufficient hold.
Wall Mounting With a Mounting Bracket
Secure the mounting bracket to the wall using at least two suitable wall plugs (holding force min. 1 kg) and screws.
Check the mounting for sufficient hold.
Slide the gateway from the top onto the bracket.
If the mounting bracket is used, the gateway can be released using the included tool.
Insert the tool into the groove on the bottom side and push it up against the housing wall.
Then gently pull the device upwards to remove it from the wall.
Pole Mounting
The pole mounting brackets (1) are attached to the gateway using screws and nuts (2).
Then, the hose clamps (3) are fed through the mounting slots and tightened securely around a suitable pole using a flathead screwdriver.
The following additional components are required for pole mounting:
- 2x MH 122: Stainless steel V2A pole mount, uncoated
- 4x BSF MH 1: Screw M4x16 + Nut M4
- 2x 8000194: 1x Stainless steel hose clamp, clamping range 60-170mm, V2A
The device label must face downward.
Closing the Housing
Close the housing manually.
Additionally, the cover can be secured using M3 pan head screws.
Technical Data
Temperature / Environmental Conditions
- Storage: -5°C .. 45°C, less than 95% RH (non-condensing)
- Transport: -25°C ... 65°C, less than 95% RH (non-condensing)
- Indoor use: -5°C ... 55°C, less than 95% RH (non-condensing)
- Outdoor use: -20°C ... 55°C, less than 95% RH (non-condensing)
Enclosure
- Dimensions: 151 x 125 x 62.5mm (including DAE)
- Material: Polycarbonate UL 94 V0
- Protection class: IP 67 / 68 – IP68: 1.2m (2 hours), suitable for outdoor use
- Seal: PU foam gasket
- f1 listing according to UL 746C
- Color: white, similar to RAL 9003
Radio Technology
NB-IoT / LTE-M
- LTE networks: Cat-NB1, Cat-NB2, Cat-M1
- LTE bands: 800 MHz (B20), 900 MHz (B8), 1800 MHz (B3)
- TX power: ≤ 23 dBm
- SIM card: 2FF (Mini SIM)
LoRaWAN
- Protocol: Class A LoRaWAN 1.0.2 EU868
- TX power: ≤ 14 dBm
- Activation: Over-the-air activation (OTAA)
Wireless M-BUS
- Wireless M-Bus: S1, C1/T1 Mode
- Proprietary mode: Xylem SensusRF (BubbleUP)
- RX frequencies: 868.3 MHz, 868.95 MHz
- Standard: DIN EN 13757-4
EU Declaration of Conformity
Lobaro GmbH hereby declares that the LOB-GW4-WMBUS gateway, including all variants, complies with
the directives 2014/53/EU (RED) and 2011/65/EU (RoHS).
The full text of the EU Declaration of Conformity is available for download:
 | Download EU Declaration of Conformity |
Disposal
In Germany and for products shipped directly from Germany:
Due to applicable regulations, electrical and electronic devices from Lobaro GmbH must not be disposed of
via public collection points for electronic waste.
To provide return options for old devices, we cooperate with several qualified recycling companies.
If a device manufactured by us has reached the end of its life and you wish to return it,
please contact our disposal partner:
Take-e-way GmbH
and fill out the disposal request form.
In countries within the European Union outside Germany:
Please contact your local distributor or dealer for correct disposal information.
Further Information
Further details, including technical specifications and user manuals,
are available in the Lobaro Online Documentation.