Interface module
7.5 Interface module SB71
SIMATIC TDC hardware
208
System Manual, 08/2017, A5E01114865-AL
7.5.3
Technical specifications
General data
Mounting system
The enclosure is suitable for snap-on mounting
to rails
Dimensions W x H x D [mm]
45 x 129 x 160 mm
Weight
Approx. 0.32 kg
Ambient temperatures
Ambient temperatures
max. 60°°C
Power supply
SIMATIC TDC
Plant side 24 V DC
Plant side 48 V DC
Supply voltage (V
s
)
24 V DC
24 V DC
48 V DC
Valid range
20.4 V to 28.8 V DC
18 V DC to 60 V DC
18 V DC to 60 V DC
Briefly t<500 ms
1.5 x V
rated
1.5 x V
rated
1.5 x V
rated
Rated current consump-
tion
55 mA
300 mA
360 mA
The maximum current of 1 A may not be exceeded on connector X3 if the supply of several
terminal blocks is routed via this connector. The maximum current of 2 A may not be
exceeded on connector X4 if the supply of several terminal blocks is routed via this
connector
Digital outputs
Plant side 24 V DC
Plant side 48 V DC
Number
8
8
Output voltage for '1 signal'
at 0 mA output current
(V
s
-0.6 V)
(V
s
-1.2 V)
at 20 mA output current
(V
s
-2.1 V)
(V
s
-2.0 V)
at 30 mA output current
(V
s
-2.7 V)
(V
s
-2.9 V)
Output voltage for '0 signal'
0 V
0 V
Max. output current (for '1 signal')
30 mA
30 mA
The digital outputs are sustained short circuit-proof.
Aotewell Ltd
www.aotewell.com
Industry Automation
HongKong|UK|China
+86-755-8660-6182
