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Siemens SICAM A8000 Series User Manual

Siemens SICAM A8000 Series
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Standard I/O Modules
50 Unrestricted SICAM A8000 Series, SICAM I/O Modules
DC8-012-2.06, Edition 09.2019
2.7.3 Technical Data
Analog Inputs
4 analog inputs
4 groups, 1 input each
Groups are galvanically insulated from one another
Measuring ranges Current measurement -20…0…+20 mA
Voltage measurement -10…0…+10 V
Overrange current ~20%
voltage ~30%
Resolution 0.004% at ±20 mA
0.004% at ±10 V
Accuracy 0.15% at 25°C
Accuracy current inputs 0.2% at 0…50°C
0.3% at 20…70°C
0.4% at 40…70°C
Accuracy voltage inputs 0.4% at 0…50°C
0.5% at 20…70°C
0.6% at 40…70°C
Input impedance 52 Ω at ±20 mA
10.5 at ±10 V
Common mode rejection ratio
current inputs
min. 90 dB (1 Hz…1 MHz)
Common mode rejection ratio
voltage inputs
min. 50 dB (1 Hz…5 kHz)
min. 70 dB (5 kHz…1 MHz)
Normal mode rejection ratio 0 dB (10 Hz…500 Hz)
+30 dB/decade (500 Hz…1 KHz)
+50 dB/decade (1 kHz…10 kHz)
min. 70 dB (10 kHz…1 MHz)
Noise rejection 50 dB (50 Hz, 60 Hz, 16⅔ Hz)
Power Supply
Operating voltage DC 4.75…5.5 V max. 180 mW
The voltage is picked off at the system bus

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Siemens SICAM A8000 Series Specifications

General IconGeneral
Modular DesignYes
Operating Temperature Range-40°C to +70°C
Communication InterfaceEthernet, RS485, RS232
Protection ClassIP20
Communication ProtocolsIEC 61850, DNP3, Modbus, IEC 60870-5-104
Power Supply24 V DC, 230 V AC
MountingDIN rail
Digital InputsUp to 32
Digital OutputsUp to 16
Input Voltage Range24 V DC to 230 V AC

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