11 Technical Data
11.1 General Device Data
200
SICAM I/O Unit, 7XV5673, Device Manual
E50417-H1040-C484-A3, Edition 05.2012
rodent protection. You can find current installation material at SIEMENS IS in the "Catalogue for Industrial
Communication", chapter "PROFIBUS", see also:
http://www.automation.siemens.com/mcms/automation/en/industrial-communications/Pages/Default.aspx.
The 9 pin D-sub socket of the RS485 interface is connected as follows:
11.1.4
Environmental Data
Pin No.
Assignment
Pin No.
Assignment
1
Shield
6
DC +5 V
Supply voltage for terminating resistors
(max. 100 mA)
2
Not assigned
7
RTS
Direction control
(if required for an external conversion)
3
A
RS485 connection pin A
8
B
RS485 connection pin B
4
Not assigned
9
Not assigned
5
GND
(towards DC +5 V)
Temperature data
Open type; surrounding air temperature
tsurr: max. 70 °C (158 °F),
normal operation
Operating temperature
-25 °C to +70 °C or
-13 °F to +158 °F
Temperature during transport
-25 °C to +70 °C or
-13 °F to +158 °F
Temperatur during storage
recommendation
-25 °C to +70 °C or
-13 °F to +158 °F
+10 °C to +35 °C or
+50 °F to +95 °F
Maximum temperature gradient
20 K/h
Air humidity data
Mean relative air humidity per year
≤
75 %
Maximum relative air humidity
95 % 30 days a year
Condensation during operation
Not permitted
Condensation during transport and storage
Permitted
MAN_SICAM_IO-Unit_7XV5673_US.book Page 200 Thursday, May 10, 2012 10:59 AM