Volume concentration H2S (Hydrogen sulfide)
Volume concentration NO2 (Nitrogen dioxide)
Volume concentration Cl2 (Chlorine)
Volume concentration SO2 (Sulfur dioxide)
Input address area
22 Byte (PROFIsafe 2.6.1)
Required configuration data
Number of inputs
4 (2-channel assignment)
8 (1-channel assignment)
Connection technology
2-conductor (shielded, twisted pair)
Input resistance current input
Data formats
Standardized representation
Filtering
RFI filtering / passive TP 1st order
Measured value representation
Protective circuit
Overload protection; No; ±5.2 V DC, maximum, I<sub>max</sub> = 50 mA
Reverse polarity protection (parallel)
Surge protection; electronic (35 V, 0.5 s)
Surge voltage detection; No
Transient protection of inputs; Suppressor diode
Undervoltage detection; at 17 V
Application
Functional safety
PROFIsafe
Maximum power dissipation for nominal condition
Supply voltage
24 V DC (Power connector)
5 V DC (via bus base module)
Current draw
max. 110 mA (at U<sub>Bus</sub> 5 V DC)
max. 31 mA
typ. 105 mA (at U<sub>Bus</sub> 5 V DC)
typ. 25.5 mA (Power supply from U<sub>A</sub> with 30 V DC)
Supply voltage range
19.2 V DC ... 30 V DC (including all tolerances, including ripple)
Protection
max. 8 A (slow-blow, required externally)
Note on the connection method
Note the specification in the section Conductor cross-sections, and stripping and insertion lengths.
Conductor cross-section, rigid
Conductor cross-section, flexible
Conductor cross-section AWG
Ambient temperature (operation)
Degree of protection at installation location
Note
Recommendation Do not use the AXL F PSAI8 I 1F in an atmosphere that contains corrosive gas.
Air pressure (storage/transport)