Siemens S120 - X131 Digital Inputs;Outputs and Analog Input

Control Units, Control Unit Adapters and operating components
7.3 Control Unit CU310-2 PN (PROFINET)
AC Drive
276 Manual, (GH6), 04/2014, 6SL3097-4AL00-0BP4
7.3.2.10
X131 digital inputs/outputs and analog input
Table 7- 11 X131 bidirectional digital inputs/outputs and analog input
Terminal
Designation
1)
Technical data
1
DI/DO 12
As input:
Voltage: -3 … 30 VDC
Current consumption, typical: 5 mA at 24 V
Level (incl. ripple)
High level: 15 … 30 V
Low signal level: -3 … 5 V (at ≤ 2 mA)
DI/DO 12, 13, 14, and 15 are rapid inputs
2)
Input delay (typ.):
For "0" → "1": 5 μs
For "1" → "0": 50 μs
As output:
Voltage: 24 VDC
Max. load current per output: 500 mA
Output delay (typ. / max.)
3)
:
For "0" → "1": 150 µs / 400 μs
For "1" → "0": 75 µs / 100 μs
Short-circuit, ground fault, overload proof
Automatic switch on again after overload trip
Switching frequency:
For ohmic load: Max. 100 Hz
For inductive load: Max. 0.5 Hz
For lamp load: Max. 10 Hz
Maximum lamp load: 5 W
2
DI/DO 13
3
GND
4
DI/DO 14
5 DI/DO 15
6
GND
Electronics ground
7
AI 0+
The analog input can be switched between a current or voltage input
using DIP switch S5.
Common-mode range
: ±12 V
As voltage input
: -10 … 10 V; R
i
> 100 kΩ
Resolution: 12-bit + sign (with respect to the maximum range that
can be resolved -11 V ... 11 V)
As current input
: -20 ... 20 mA; Ri = 250 Ω
Resolution: 11-bit + sign (related to -22 … 22 mA)
Max. range that can be resolved: -44 … 44 mA
8 AI 0-
Type: Spring-loaded terminal 1 (Page 437)
Max. cross-section that can be connected: 1.5 mm
2
1)
DI/DO: bidirectional digital input/output; AI: Analog input
2)
The rapid inputs can be used as probe inputs or as inputs for the external zero mark.
3)
Data for: V
cc
= 24 V; load 48 Ω; high ("1") = 90% V
out
; low ("0") = 10% V
out
The maximum cable length that can be connected is 30 m.