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General information
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Product type designation
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DI 8x24VDC ST
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DI 16x24VDC ST
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Product function
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Yes
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Yes; I&M0 to I&M3
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Engineering with
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V11 SP2 with HSP0024 / -
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V11 SP2 / V
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V5.5 SP2 with GSD file / -
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V5.5 SP3 / -
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V8.1 SP1
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GSD Revision 5
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GSDML V2.3
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Operating mode
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Yes
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No
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No
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No
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Supply voltage
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Type of supply voltage
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DC
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DC
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Rated value (DC)
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24 V
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24 V
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Reverse polarity protection
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Yes
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Yes
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Encoder supply
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Short-circuit protection
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No
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24 V encoder supply
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Yes
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No
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Yes
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No
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700 mA
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Digital inputs
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Number of digital inputs
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8; > 60 ?C, number of simultaneously controllable inputs max. 6
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16; > 60 ?C, number of simultaneously controllable inputs max. 4
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Source/sink input
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P-reading
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Input characteristic curve in accordance with IEC 61131, type 1
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Yes
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Yes
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Input characteristic curve in accordance with IEC 61131, type 2
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No
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Input characteristic curve in accordance with IEC 61131, type 3
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Yes
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Yes
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Pulse extension
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No
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Input voltage
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DC
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DC
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24 V
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24 V
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-30 to 5V
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-30 to 5V
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11 to 30V
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11 to 30V
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Input current
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2.5 mA
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2.5 mA
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Input delay (for rated value of input voltage)
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for standard inputs
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Yes; 0.05 / 0.1 / 0.4 / 0.8 / 1.6 / 3.2 / 12.8 / 20 ms (in each case delay of 30 to 500 ?s, depending on line length)
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Yes; 0.05 / 0.1 / 0.4 / 0.8 / 1.6 / 3.2 / 12.8 / 20 ms (in each case delay of 30 to 500 ?s, depending on line length)
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for interrupt inputs
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No
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for counter/technological functions
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No
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Cable length
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1 000 m
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1 000 m
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200 m
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600 m
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Encoder
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Connectable encoders
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Yes
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Yes
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1.5 mA
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1.5 mA
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Isochronous mode
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Isochronous operation (application synchronized up to terminal)
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Yes
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No
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Interrupts/diagnostics/status information
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Diagnostics function
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Yes
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Yes
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Alarms
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Yes
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Yes
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Diagnostic messages
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Yes
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Yes
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Yes
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No
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Yes
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Yes; Module-wise
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Yes
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No
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Yes
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Diagnostics indication LED
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Yes; green PWR LED
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Yes; green PWR LED
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Yes; Green LED
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Yes; Green LED
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No
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Yes; green/red DIAG LED
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Yes; green/red DIAG LED
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Potential separation
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Potential separation channels
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Yes
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Yes
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Isolation
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Isolation tested with
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707 V DC
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707 V DC (type test)
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Standards, approvals, certificates
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Suitable for safety functions
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No
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Ambient conditions
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Ambient temperature during operation
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-40 ?C; = Tmin
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-40 ?C; = Tmin
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70 ?C; = Tmax; > 60 ?C number of simultaneously controllable inputs max. 6
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70 ?C; = Tmax; > 60 ?C number of simultaneously controllable inputs max. 4
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-40 ?C; = Tmin
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-40 ?C; = Tmin
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50 ?C; = Tmax
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50 ?C; = Tmax
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Extended ambient conditions
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Tmin ... Tmax at 1080 hPa ... 795 hPa (-1000 m ... 2000 m) // Tmin ... (Tmax - 10K) at 795 hPa ... 658 hPa ( 2000 m ... 3500 m) // Tmin ... (Tmax - 20K) at 658 hPa ... 540 hPa ( 3500 m ... 5000 m)
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Tmin ... Tmax at 1080 hPa ... 795 hPa (-1000 m ... 2000 m) // Tmin ... (Tmax - 10K) at 795 hPa ... 658 hPa ( 2000 m ... 3500 m) // Tmin ... (Tmax - 20K) at 658 hPa ... 540 hPa ( 3500 m ... 5000 m)
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Relative humidity
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100 %; RH incl. condensation/frost (no commissioning under condensation conditions)
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100 %; RH incl. condensation/frost (no commissioning under condensation conditions)
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