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Siemens
PXG3... BACnet router for Ethernet - LONWORKS - MS/TP
CM1N9270en_06
Building Technologies
2014-06-11
Technical data
Operating voltage
(24 V~,
^
,
)
Safety extra-low voltage SELV or protection
by extra-low voltage PELV as per HD384
Half-wave load
= Technical ground
AC 24 V ± 20 %
48...63 Hz
Symmetric
DC 24 V ± 20%
Power consumption
At AC 24 V
At DC 24 V
Max. 9 VA
Max. 4 W
Max. permissible transit power AC/DC 24 V
(RJ45 interface, HMI)
Max. 0.5 A
Internal fuse
With PTC
Hardware information
Processor
Atmel ARM9
Storage
256 MB flash, 64 MB SDRAM
Response to power /
communication failure
Energy reserve (Supercap) to support real-time clock (3 days).
Data available only if saved to flash memory.
Ethernet interface
Plug
2 x RJ45, screened
Interface type
100BaseTX, IEEE 802.3 compatible
Bit rate
10/100 Mbps, half / full duplex,
auto-negotiation
Protocol
BACnet over UDP/IP
HMI interface
Generic, for HMI (L
ON
W
ORKS
)
RJ45 (PXG3.L only
USB interface
Plug
Type B (USB device)
Data rate (USB 1.0 full speed)
12 Mbps
Galvanic isolation of
^
No
Protective switch against surges and
overcurrent
Yes
L
ON
W
ORKS
interface
Interface type
TP/FT-10
(PXG3.L only
Transceiver
FT 5000 smart transceiver
Galvanic isolation
Yes
Bit rate
78 kbps
Protocol
BACnet over LonTalk
MS/TP interface
Interface type
RS485
Galvanic isolation
Yes
Baud rates
9600, 19200, 38400, 76800, 115200
Protocol
BACnet over MS/TP
Connection terminals,
plug-in
Design type
Cu-wire or Cu-strand with wire end
sleeve
Cu-strand without wire end sleeve
Plug-in screw terminals
1 x 0.6 mm dia. to 2.5 mm
2
or 2 x 0.6 mm dia. to 1.0 mm
2
1 x 0.6 mm dia. to 2.5 mm
2
or 2 x 0.6 mm dia. to 1.5 mm
2
Screwdriver
Slot screws
Screwdriver, size 1
with shaft dia. ≤ 4.5 mm
Max. tightening torque
0.6 Nm
