Stahl 9440/22 Series, Operating Instructions Manual, Page: 40 / 68

Technical Data
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162277 / 9440607310
2018-08-13·BA00·III·en·06
CPU & Power Module for Zone 1 / Div. 1
Series 9440/22, 9490
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Technical Data
Design
9440/22-01-11 (24 V DC) 9440/22-01-21 (90 to 253 V AC)
Electrical data
Auxiliary power
Nominal voltage 24 V DC 120 V / 230 V AC
Voltage range 20 to 35 V DC 90 to 253 V AC
Mains frequency – 50 / 60 Hz
Frequency range – 45 to 66 Hz
Current
consumption
without
I/O modules
approx. 0.21 A at 24 V DC approx. 25 mA at 230 V AC,
approx. 48 mA at 120 V AC
with
8 I/O modules
approx. 2.5 A at 24 V DC approx. 0.4 A at 230 V AC,
approx. 0.8 A at 120 V AC
Power dissipation
without
I/O modules
5 W 8.4 W
per I/O module approx. 1.4 W approx. 1 W
Polarity reversal
protection
yes not applicable
Undervoltage
monitoring
yes yes
Interfaces for
fieldbus, redundant
fieldbus and
ServiceBus
Interface RS485-IS acc. to Profibus specification
Cable length /
Transfer rate
Copper cable 1200 m with 9.6 ... 93.75 kbit/s
1000 m with 187.5 kbit/s
400 m with 500 kbit/s
200 m with 1.5 Mbit/s
Fibre optic
cable
approx. 2000 m with 1.5 Mbit/s
ServiceBus 1200 m with 9.6 kbit/s
Line termination powered resistor (termination resistor is installed in the Sub-D plug,
see accessories)
Address range 0 ... 127
Redundancy Full redundancy and line redundancy