Kamstrup MULTICAL 402, Technical Description, Page: 79 / 113

MULTICAL® 402
Kamstrup A/S · Technical Description · 5512-742_M1_GB_01.2016
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11.4.8 Wireless M-Bus (Type: 402-0-37) (PCB – 5550 1075)
The Wireless M-Bus module complies with the T-mode protocol of the standard EN13757-4 and operates within
the licence-free frequency band in the 868 MHz area.
The Wireless M-Bus module 402-0-37 includes a common encryption key in order to secure the data from the
meter.
The Wireless M-Bus module comes fitted with an internal antenna.
11.4.9 Wireless M-Bus (Type: 402-0-38) (PCB: 5550-1352)
The Wireless M-Bus module has been specifically developed to be integrated in a Wireless M-Bus network (Radio
Link Network) and operates within the unlicensed frequency band in the 868 MHz area.
The communication protocol is C-mode according to the standard EN13757-4 and the module uses one-way
communication, data being automatically sent from the meter every 96 seconds after installation.
11.4.10 Radio (Type: 402-0-40 and 402-0-41) (PCB 5550-1040)
These radio modules are your first choice for reading via Kamstrup’s hand-held reading systems, e.g. USB Meter
Reader and hand-held terminal MT Pro, which operate in the licence-free frequency band in the 434 MHz area.
The radio module comes fitted with internal antenna.