Additional notes:
•
OUT 1 to OUT 4: insulated 0.6 A high side (PNP) outputs (an external pull down is
required for high impedance inputs)
•
Min. high output logic level: VCC – 3 V
•
Max. frequency: 1 kHz (1 k
Ω
load resistance)
6.4.5
X4 – INPUT A
Table 3: X4 - INPUT A
Pin
Signal
Function
1
IN1+
Isolated digital switching input
2
IN1+
Isolated digital switching input
3
IN2+
Isolated digital switching input
4
IN2+
Isolated digital switching input
5
IN3+
Isolated digital switching input
6
IN4+
Isolated digital switching input
7
24 V
Non-insulated supply voltage for external sensors
8
GND ISO (X4)
Insulated reference potential for switching inputs (X4)
*
9
24 V
Non-insulated supply voltage for external sensors
10
GND ISO (X4)
Insulated reference potential for switching inputs (X4)
*
11
24 V
Non-insulated supply voltage for external sensors
12
GND ISO (X4)
Insulated reference potential for switching inputs (X4)
*
*
S1 switch in GND position: Reference potential also for 24 V (X4)
Additional notes:
•
IN1 and IN2 are designed with redundancy
•
Max. 0.7 A total output for all 24 V supply voltage connections
•
Min. high input logic level: 12 V
•
Max. low input logic level: 4 V
•
Input frequency: 30 kHz
S1 switch
•
GND ISO: volt-free connection
•
GND: GND of the connected device connected to GND of the SIM
6.4.6
X5 – INPUT B
Table 4: X5 - INPUT B
Pin
Signal
Function
1
IN5+
Isolated digital switching input
2
IN5+
Isolated digital switching input
3
IN6+
Isolated digital switching input
4
IN6+
Isolated digital switching input
5
IN7+
Isolated digital switching input
6
IN8+
Isolated digital switching input
7
24 V
Non-insulated supply voltage for external sensors
8
GND ISO (X5)
Insulated reference potential for switching inputs (X5)
*
9
24 V
Non-insulated supply voltage for external sensors
10
GND ISO (X5)
Insulated reference potential for switching inputs (X5)
*
11
24 V
Non-insulated supply voltage for external sensors
ELECTRICAL INSTALLATION
6
8020764/1FTA/2022-05-02 | SICK
O P E R A T I N G I N S T R U C T I O N S | SIM2000ST
23
Subject to change without notice
