Connecting-up
EB1 - Expansion Board 1
477 791 4070 76 J AA-74
Siemens AG
4-2
Operating Instructions
SIMOVERT MASTERDRIVES
A
D
A
D
47
48
49
50
+
-
A
D
51
A
D
52
A
D
53
54
X481
2 analog outputs
11 bit + sign
± 10 V / 5 mA
1 analog input (differential)
13 bit + sign
± 10 V / 40 k
Ω
(voltage)
± 20 mA / 250
Ω
(current)
2 analog inputs (single-ended)
13 bit + sign
+/- 10 V / 40 k
Ω
Can also be used as digital inputs
Switching threshold 8 V
±10 V
±20 mA
Fig. 4-2 X481 connection overview