| | SIMATIC S7-400, FM 450-1 FUNCTION MODULE F. COUNT.FUNCT. WITH 2 CHANNELS INCL. CONFIG. PACKAGE ON CD |
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| Supply voltage |
| Load voltage 1L+ |
| Reverse polarity protection | Yes |
| Load voltage 2L+ |
| Reverse polarity protection | Yes |
| Aux. voltage 1L+, load voltage 2 L+ |
| Rated value (DC) | 24 V |
| permissible range, lower limit (DC) | 20.4 V; Dynamic 18.5 V |
| permissible range, upper limit (DC) | 28.8 V; dynamic 30.2 V |
| non-periodic skip |
| Duration | 500 ms |
| Recovery time | 50 s |
| Value | 35 V |
| Input current |
| from load voltage 1L+ (without load), max. | 40 mA |
| from backplane bus 5 V DC, max. | 450 mA |
| Encoder supply |
| 5 V encoder supply |
| 5 V | Yes; 5.2 V +/-2% |
| Short-circuit protection | Yes |
| Output current, max. | 300 mA |
| 24 V encoder supply |
| 24 V | Yes; 1L+ (-3 V) |
| Short-circuit protection | Yes |
| Output current, max. | 300 mA |
| Power losses |
| Power loss, typ. | 9 W |
| Digital inputs |
| Number/binary inputs | 6 |
| Functions | 1 for gate start, 1 for gate stop, 1 for setting the counter |
| Input voltage |
| for signal "0" | -28.8 to +5 V |
| for signal "1" | +11 to +28.8 V |
| Input current |
| for signal "1", typ. | 9 mA |
| Input delay (for rated value of input voltage) |
| Input frequency (with a time delay of 0.1 ms), max. | 200 kHz |
| for standard inputs |
| Parameterizable | Yes |
| at "0" to "1", max. | 2.5 µs; >= 2.5 µs (200 kHz); <= 25 µs (20 kHz) |
| Digital outputs |
| Number/binary outputs | 6 |
| Functionality/short-circuit strength | Yes; Clocked electronically |
| Limitation of inductive shutdown voltage to | 2L+ (-39 V) |
| Output voltage |
| for signal "0", max. | 3 V |
| for signal "1", min. | 2L+ (-1.5 V) |
| Output current |
| for signal "1" rated value | 0.5 A |
| for signal "1" permissible range for 0 to 60 °C, min. | 5 mA |
| for signal "1" permissible range for 0 to 60 °C, max. | 0.6 A |
| Output delay with resistive load |
| 0 to "1", max. | 300 µs |
| Encoder |
| Connectable encoders |
| Incremental encoder (symmetrical) | Yes; With 2 pulse trains offset by 90° |
| Incremental encoder (asymmetrical) | Yes |
| 24 V initiator | Yes |
| 24 V directional element | Yes; 1 pulse train, 1 direction level |
| Interrupts/diagnostics/status information |
| Status indicator | Yes; 14 green LEDs for status of CR, DIR, inputs and outputs |
| Alarms |
| Diagnostic alarm | Yes; Parameterizable |
| Hardware interrupt | Yes; Parameterizable |
| Diagnostic messages |
| Diagnostic functions | Yes |
| Diagnostics | Yes; Diagnostic information readable |
| Diagnostics indication LED |
| Description | 2 red LEDs for internal and external errors |
| Status indicator digital output (green) | Yes |
| Status indicator digital input (green) | Yes |
| Counter |
| Number of counter inputs | 2; 32 bit or +/-31 bit |
| Counter input 5 V |
| Type | RS 422 |
| Terminating resistor | 220 ? |
| Differential input voltage | min. 0.5 V |
| Counting frequency, max. | 500 kHz |
| Counter input 24 V |
| Input voltage, for signal "0" | -30 to +5 V |
| Input voltage, for signal "1" | +11 to +30 V |
| Input current, for signal "1", typ. | 9 mA |
| Counting frequency, max. | 200 kHz |
| Minimum pulse width | >= 2.5 µs (200 kHz); <= 25 µs (20 kHz) (parameterizable) |
| Parameter |
| Remark | Assigned binary addresses: 64 bytes/64 bytes |
| Galvanic isolation |
| Galvanic isolation digital inputs |
| between the channels and the backplane bus | Yes; Optocoupler |
| Galvanic isolation digital outputs |
| between the channels and the backplane bus | Yes; Optocoupler |
| Galvanic isolation counter |
| between the channels and the backplane bus | Yes; Optocoupler |
| Permissible potential difference |
| between different circuits | 75 VDC / 60 VAC |
| Isolation |
| Isolation checked with | 500 V |
| Connection method |
| required front connector | 1x 48-pin |
| Dimensions |
| Width | 25 mm |
| Height | 290 mm |
| Depth | 210 mm |
| Weight |
| Weight, approx. | 650 g |
| Status | Feb 6, 2012 |
