E-ITN 30.xx EX (EXNR) with remote
Installation, servicing and operatiion manual
M2016/08b [EN]
Operating frequency
868,95 MHz
Transmitting power
< 5 mW
Class of working cycle
1 (duty cycle percentage <0,1 %)
Transmission length
~ 4,5 ms (basic data format without encrytion)
~ 4,8 ms (basic data format with AES 128 encrytion)
~ 6,2 ms (extended data format without encrytion)
~ 6,7 ms (extended data format with AES 128 encrytion)
Length of the cable to the remote
sensor
1.5 m, 2 m, 2.5 m (standard) and 3 m
Transmission intervals
Basic data format
~ 44 [s] for 30 days from the beginning of a billing year
~ 44 [s] for 6 days from the beginning of a billing month
~ 720 [s] in summer heating period (at least 3 months)
~ 250 [s] on other days of year without data encryption
~ 412 [s] on other days of year with data encryption
Extended data format
~ 44 [s] for 30 days from the beginning of a billing year
~ 44 [s] for 3 days from the beginning of a billing month
~ 720 [s] in summer heating period (at least 3 months)
~ 318 [s] on other days of year (without data encryption)
~ 480 [s] on other days of year (with data encryption)
Transmission range
up to 250 m (outside the building, with additional panel antenna)
Note
: all metal parts of construction (switch rooms, armouring, lifts,
etc.) can negatively affect the range of radio signal.
Data coding
optional AES-128, (the size of a block of encrypted data is 16 Bytes,
the size of the key is 16 Bytes)
Data available via radio interface
Basic data format:
•
reading date
•
serial number
•
remote sensor present
•
value for the current yearly billing period
•
value for the last yearly billing period
•
value for the current monthly billing period
•
value for the last monthly billing period
•
date of violating the electronic seal
•
average surrounding temperature for the last billing period
Extended data format:
•
reading date
•
date of the beginning of the billing period
•
serial number
•
remote sensor
•
value for the current yearly billing period
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