Design Guide | iC7 Series Air-cooled System Modules
Table 25: I/O and Relay Option Signals
(continued)
Terminal
Function
Connector type
X102
Relay 2
1 x 3 spring force connector 0.25–2.5 mm
2
X103
Relay 3
1 x 2 spring force connector 0.25–2.5 mm
2
Table 26: I/O Terminal Signals (X13)
Terminal
Function
Description
11
+24 V
out
12
+24 V
out
Control voltage output.
24 V DC (-15...+20%)
Maximum current 200 mA
Short-circuit protected
13
DI 1
14
DI 2
15
DI 3
16
DI 4
17
DI 5
18
DI 6
Configurable digital input, galvanically isolated.
24 V DC, 0 < 5 V, 1 > 15 V.
Input load 7.5 mA constant c 10 k
Ω
resistive load, maximum pulse frequency 100 kHz.
19
DGND
20
DGND
Digital input ground, not isolated by default.
When using the in24 V
out
supply, connect the external jump wire between DGND and GND.
When using the ex24 V DC supply, remove the external jump wire between DGND and GND.
21
DO 1
22
DO 2
Configurable digital output.
(1)
Push-pull 24 V/50 mA
Open collector (NPN/PNP) 48 V/50 mA
Short-circuit protected
23
GND
24
GND
I/O ground.
Ground for digital outputs, +10 V Ref, +24 V
out
, analog inputs, and analog outputs.
31
AO 1
Configurable analog output.
Voltage mode:
• 0...10 V
• R
L
≥ 1 k
Ω
• accuracy ≤ ± 0.5% of full scale
• short-circuit protected
Current mode:
• 0...20 mA
• R
L
≤ 600
Ω
• accuracy ≤ ± 0.5% of full scale
• short-circuit protected
32
+10 V ref.
10 V (0...+3%), maximum current 10 mA
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