| SIMATIC S7-300,INTERFACE MODULE IM174, FOR CONNECTING ANALOG DRIVES AND STEP DRIVES VIA ISOCHRONUS PROFIBUS TO MOTION CONTROLLERS 4 CHANNELS (4 ENCOD.INP., 4 AO) CONFIGURABLE WITH S7-TECHNOLOGY V3.0SP1 OR HIGHER |
| Supply voltage |
| Rated value (DC) | |
| 24 V DC | Yes |
| permissible range, lower limit (DC) | 20.4 V |
| permissible range, upper limit (DC) | 28.8 V |
| Input current |
| Current consumption, max. | 500 mA |
| Encoder supply |
| 5 V encoder supply |
| 5 V | Yes |
| Output current, max. | 1.2 A |
| 24 V encoder supply |
| 24 V | Yes |
| Output current, max. | 1.4 A |
| Absolute encoder (SSI) encoder supply |
| Absolute encoder (SSI) | Yes |
| Short-circuit protection | Yes |
| Power loss |
| Power loss, typ. | 12 W |
| Digital inputs |
| Number of digital inputs | 10 |
| Input voltage |
| for signal "0" | -3 to +5V |
| for signal "1" | +15 to +30V |
| Input current |
| for signal "0", max. (permissible quiescent current) | 3 mA |
| for signal "1", typ. | 6 mA |
| Input delay (for rated value of input voltage) |
| for standard inputs |
| — at "0" to "1", min. | 15 µs |
| Cable length |
| shielded, max. | 100 m |
| Digital outputs |
| Number of digital outputs | 8 |
| Short-circuit protection | Yes |
| Switching capacity of the outputs |
| with resistive load, max. | 0.5 A |
| on lamp load, max. | 5 W |
| Output voltage |
| Rated value (DC) | 24 V; L+ |
| for signal "1", min. | L+ (-3 V) |
| for signal "1", max. | 24 V; max. value is equal to feed L+ |
| Output current |
| for signal "1" permissible range for 0 to 60 °C, min. | 5 mA |
| for signal "1" permissible range for 0 to 60 °C, max. | 500 mA |
| for signal "0" residual current, max. | 0.4 mA |
| Output delay with resistive load |
| "0" to "1", max. | 500 µs |
| Switching frequency |
| with resistive load, max. | 100 Hz |
| with inductive load, max. | 1 Hz |
| Relay outputs |
| Number of relay outputs | 5 |
| Number of operating cycles, max. | 500 000 |
| Switching capacity of contacts |
| — with resistive load, max. | 1 A |
| Cable length |
| shielded, max. | 600 m |
| Analog outputs |
| Number of analog outputs | 4 |
| Output ranges, voltage |
| -10 V to +10 V | Yes |
| Analog value generation for the outputs |
| Integration and conversion time/resolution per channel |
| Resolution with overrange (bit including sign), max. | 15 bit |
| Encoder |
| Number of connectable encoders, max. | 4 |
| Connectable encoders |
| Incremental encoder (symmetrical) | Yes |
| Absolute encoder (SSI) | Yes |
| Encoder signals, incremental encoder (symmetrical) |
| Trace mark signals | A, notA, B, notB |
| Zero mark signal | N, notN |
| Input voltage | 5 V difference signal (phys. RS 422) |
| Input frequency, max. | 1 MHz |
| Cable length, shielded, max. | 35 m; 35 m at max. 500 kHz; 10 m at max. 1 MHz |
| Encoder signals, absolute encoder (SSI) |
| Input signal | 5 V difference signal (phys. RS 422) |
| Data signal | DATA, notDATA |
| Clock signal | CLS, notCLS |
| Telegram length, parameterizable | 13, 21, 25 bit |
| Clock frequency, max. | 3 MHz; 187.5 kHz to 3.0 MHz (parameterizable) |
| Gray code | Yes |
| Cable length, shielded, max. | 250 m; 250 m at 187.5 kHz, 10 m at 1.5 MHz |
| Isochronous mode |
| Isochronous operation (application synchronized up to terminal) | Yes |
| shortest clock pulse | 1.5 ms |
| Drive interface |
| Number of drive interfaces | 4 |
| Analog drive |
| Setpoint signal |
| — Short-circuit proof | Yes; max. 45 mA, min. 3.3 kOhm load impedance |
| — Rated voltage range | -10 to +10V |
| — Output current | -3 to +3 mA |
| Output controller enable |
| — Number of relay contacts | 4 |
| — Switching voltage, max. | 30 V |
| — Switching current, max. | 1 A |
| — Switching capacity, max. | 30 V·A |
| — Number of switching cycles, min. | 500 000; at 30 V DC, 1 A |
| — Cable length, shielded, max. | 35 m |
| Stepper drive |
| Differential output voltage, min. | 2 V; R = 100 Ohm |
| Differential output voltage for signal "0", max. | 1 V; For I = -20 mA |
| Differential output voltage for signal "1", min. | 3.7 V; 3.7 V at I = -20 mA; 4.5 V at I = -100 µA, |
| Load resistance, min. | 55 Ω |
| Output current, max. | 60 mA |
| Pulse frequency | 750 kHz |
| Cable length, shielded, max. | 50 m; in hybrid operation with analog axes 35 m, in asymmetrical transmission 10 m |
| Potential separation |
| Potential separation digital inputs |
| Potential separation digital inputs | Yes; to encoders, analog outputs, DP interface; no to other DI/DOs |
| Potential separation digital outputs |
| Potential separation digital outputs | Yes; to encoders, analog outputs, DP interface; no to other DI/DOs |
| Degree and class of protection |
| Degree of protection acc. to EN 60529 | |
| IP20 | Yes |
| Ambient conditions |
| Ambient temperature during operation |
| min. | 0 °C |
| max. | 60 °C |
| Ambient temperature during storage/transportation |
| min. | -40 °C |
| max. | 70 °C |
| Connection method |
| required front connector | 40-pin |
| Dimensions |
| Width | 160 mm |
| Height | 125 mm |
| Depth | 118 mm |
| Weights |
| Weight, approx. | 1 kg |
| last modified: | 03/13/2019 |
