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3 - 2
Siemens AG ⋅ May 1998
Table 3.1 General device data (continued)
(bay unit)
Number of relays
Switching capacity CLOSE
OPEN
Switching voltage
permissible current continuously
0,5 s
4 (each 2 NO contacts)
1 (1 NO contact)
1000 W/VAā
30 W/VA
AC/DC 250 V
5A
30 A
(master unit)
(bay unit)
Ready for service green
Failure indication red
Marshallable indications red
Ready for service green
Failure indication red
Isolator states (marshallable) red
green
Alarms (marshallable) red
1
1
16/32
1
1
5
5
6
LC-display master unit
bay unit
Sealed keypad master unit
bay units
4 lines x 20 characters
4 lines x 16 characters
24 keys
12 keys
(master unit)
(bay unit)
(bay or master unit)
Communication interface front connection
Baud rate
Diagnosis interface connection
Baud rate
Interface for high-speed data communication
connection
Baud rate
fibre-optical cable
optical wavelength
permissible cable attenuation
transmission distance
character quiescent status
9pol. subminiatur ISO 2110
1āā200 to 38āā400 Baud
9pol. subminiatur ISO 2110;
1200 to 19āā200 Baud
FSMA plug connector
1āā200 kBaud
glass fibre 62,5/125 m
820 nm
max. 8 dB
max. 1,5 km
1)
"light off"
(master unit)
(bay unit)
Cubicle
Surface-mounted casing (wall-mounted)
SIPAC subrack
Casing (7XP20) with window pane
without window pane
Terminals
Degree of protection according to EN 60āā529
IP 54
IP 55
IP 20
IP 51
IP 30
IP 21
Note:
1) Determination of the maximum distance D typ. reserve for ageing and temperature drift 2 to 3 dB
D plug attenuation (FSMA): ca. 0,3 dB/plug
D FO attenuation coefficient T (glass fibre 62,5/125 m):
3,5 dB/km
I
max
Ă +Ă
8Ă dBĂ reserveĂ lineĂ attenuation
attenutationĂ factorĂ ofĂ FOćcable
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