12
Siemens
A6V11157961_en--_d
Building Technologies
2018-07-24
Technical data
Power supply
Operating voltage
AC/DC 24 V +/- 10 % (SELV)
AC frequency
50/60 Hz
Maximum power consumption
14.5 W, 15 VA
Internal fuse
PTC resistance and varistor
Transformer with secondary current limit of max. 10 A or
external secondary current fuse
Non-renewable fuse: Slow to a max. 10 A
Circuit breaker: Max. 13 A, type B, C, D per EN 60898
Battery backup of real-time clock:
Lithium type CR2032 (can be replaced on the plant)
Battery operation: A total of 5 years
Unused: 7 years
Pins (terminal block)
M-bus master (terminals 4 and 5):
Connections for M-bus devices
and
Connection for the following level converters
3 digital inputs:
Contact sensing:
Voltage: DC 2.2 V
Current at closed contact: 0.4 mA
OFF = Resistance between terminal 8 and
9,10,11 > 6 k
Ω
ON = Resistance between terminal 8 and 9,10,11 < 3k
Ω
2 digital outputs:
Relay with max. contact rating:
●
5 A @ AC/DC 30 V (resistive load)
●
2 A @ AC/DC 30 V (inductive load cos
φ
= 0.4)
Insulating strength between relay and electronics:
●
1kV AC (SELV-SELV circuits)
External fusing of supply line
●
Non-renewable fuse: Slow to a max. 5 A
●
Circuit breaker: Max. 6 A, type B, C, D per EN
60898
Interfaces
Ethernet
Interface type: 10/1000Base-TX, IEEE 802.3 compatible
Bit rate: Max. 100 Mbps
Recognition: Auto MDI-X
N°1 (1 MAC): ETH: Ethernet port
Field bus.
M-bus: Max. 20 devices
Max. number of wireless devices: 2,500
Max. number of wired M-bus devices: 250
M-bus interface
Power consumption:
1 M-bus load
Addressing:
Primary or secondary
Baud rate:
300, 2400 or 9600 baud
Max. permissible read-out frequency:
Typically 2 times a day
Protocol:
To EN 13757-2/-3, EN 1434-3
RF protocol backbone to RF converter (mesh network) Frequency band: 868.00…870.00 MHz