Siemens 6ES7222-1XF32-0XB0
SIMATIC S7-1200, Digital output SM 1222, 8 DO, Relay Changeover contact
| General information | ||
| Product type designation | SM 1222, DQ 8x relay/2 A | |
| Supply voltage | ||
| permissible range, lower limit (DC) | 20.4 V | |
| permissible range, upper limit (DC) | 28.8 V | |
| Input current | ||
| from backplane bus 5 V DC, max. | 140 mA | |
| Digital outputs | ||
| ● from load voltage L+, max. | 16.7 mA/relay coil | |
| Power loss | ||
| Power loss, typ. | 5 W | |
| Digital outputs | ||
| Number of digital outputs | 8 | |
| ● in groups of | 1 | |
| Short-circuit protection | No; to be provided externally | |
| Switching capacity of the outputs | ||
| ● with resistive load, max. | 2 A | |
| ● on lamp load, max. | 30 W with DC, 200 W with AC | |
| Output voltage | ||
| ● Rated value (DC) | 5 V DC to 30 V DC | |
| ● Rated value (AC) | 5 V AC to 250 V AC | |
| Output current | ||
| ● for signal "1" rated value | 2 A | |
| Output delay with resistive load | ||
| ● "0" to "1", max. | 10 ms | |
| ● "1" to "0", max. | 10 ms | |
| Total current of the outputs (per group) | ||
| horizontal installation | ||
| — up to 50 °C, max. | 2 A; Current per mass | |
| Relay outputs | ||
| ● Number of relay outputs | 8 | |
| ● Rated supply voltage of relay coil L+ (DC) | 24 V | |
| ● Number of operating cycles, max. | mechanically 10 million, at rated load voltage 100 000 | |
| Switching capacity of contacts | ||
| — with inductive load, max. | 2 A | |
| — on lamp load, max. | 30 W with DC, 200 W with AC | |
| — with resistive load, max. | 2 A | |
| Cable length | ||
| ● shielded, max. | 500 m | |
| ● unshielded, max. | 150 m | |
| Interrupts/diagnostics/status information | ||
| Alarms | ||
| ● Diagnostic alarm | Yes | |
| Diagnostics indication LED | ||
| ● for status of the outputs | Yes | |
| Potential separation | ||
| Potential separation digital outputs | ||
| ● between the channels | Relays | |
| ● between the channels, in groups of | 1 | |
| ● between the channels and backplane bus | 1 500 V AC for 1 minute | |
| Permissible potential difference | ||
| between different circuits | 750 V AC for 1 minute | |
| Degree and class of protection | ||
| IP degree of protection | IP20 | |
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