| Article number | 6ES7350-1AH03-0AE0 |
| FM350-1, counter mod. up to 500KHZ |
| Supply voltage |
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| Auxiliary voltage 1L+, load voltage 2L+ |
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● Rated value (DC) | 24 V |
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● permissible range, lower limit (DC) | 20.4 V; Dynamic 18.5 V |
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● permissible range, upper limit (DC) | 28.8 V; dynamic 30.2 V |
| Input current |
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| from load voltage 1L+ (without load), max. | 40 mA |
| from backplane bus 5 V DC, max. | 160 mA |
| Encoder supply |
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| 5 V encoder supply |
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● 5 V | Yes; 5.2 V ±2 % |
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● Output current, max. | 300 mA |
| 24 V encoder supply |
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● 24 V | Yes; 1L+ (-3 V) |
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● Output current, max. | 400 mA |
| Power loss |
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| Power loss, typ. | 4.5 W |
| Digital inputs |
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| Number of digital inputs | 3 |
| Functions | 1 for gate start, 1 for gate stop, 1 for setting the counter |
| Input voltage |
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● for signal “0” | -28.8 … +5V |
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● for signal “1” | +11 to +28.8V |
| Input current |
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● for signal “1”, typ. | 9 mA |
| Digital outputs |
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| Number of digital outputs | 2 |
| Short-circuit protection | Yes; Clocked electronically |
| Limitation of inductive shutdown voltage to | 2L+ (-39 V) |
| Output voltage |
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● for signal “0”, max. | 3 V |
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● for signal “1”, min. | 2L+ (-1,5 V) |
| Output current |
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● for signal “1” rated value | 0.5 A |
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● for signal “1” permissible range for 0 to 60 °C, min. | 5 mA |
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● for signal “1” permissible range for 0 to 60 °C, max. | 0.6 A |
| Output delay with resistive load |
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● “0” to “1”, max. | 300 µs |
| Encoder |
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| Connectable encoders |
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● Incremental encoder (symmetrical) | Yes; With 2 pulse trains offset by 90° |
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● Incremental encoder (asymmetrical) | Yes |
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● 24 V initiator | Yes |
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● 24 V directional element | Yes; 1 pulse train, 1 direction level |
| Counter |
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| Number of counter inputs | 1; 32 bit or ±31 bit |
| Counter input 5 V |
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● Type | RS 422 |
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● Terminating resistor | 220 Ω |
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● Differential input voltage | 1,3 V |
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● Counting frequency, max. | 500 kHz |
| Counter input 24 V |
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● Input voltage for signal “0” | -28.8 … +5V |
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● Input voltage for signal “1” | +11 to +28.8V |
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● Input current for signal “1”, typ. | 9 mA |
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● Counting frequency, max. | 200 kHz |
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● Minimum pulse width | 2.5 µs |
| Potential separation |
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| Potential separation digital inputs |
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● between the channels and backplane bus | Yes; Optocoupler |
| Potential separation digital outputs |
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● between the channels and backplane bus | Yes; Optocoupler |
| Potential separation counter |
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● between the channels and backplane bus | Yes; Optocoupler |
| Isolation |
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| Isolation tested with | 500 V |
| Connection method |
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| required front connector | 1x 20-pin |
| Dimensions |
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| Width | 40 mm |
| Height | 125 mm |
| Depth | 120 mm |
| Weights |
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| Weight, approx. | 250 g |
