 
  
 


 
 Model Number: 6ES7321-1BL00-4AA2 6ES7340-1AH02-0AE0 6ES7350-1AH03-0AE0 6ES7338-4BC01-0AB0 6ES7174-0AA10-0AA0 Category: SIEMENS SIMATIC S7-300 Module Product Type: PLC Type: Industry Automation Place of Origin: Made in Germany Warranty: 12 month warranty
SIPLUS S7-300 SM 321 40-pole based on 6ES7321-1BL00-0AA0 with conformal coating, -40…+70 °C, digital input isolated 32 DI, 24 V DC, 1x 40-pole
SIPLUS S7-300 SM 321 40-pole based on 6ES7321-1BL00-0AA0 with conformal coating, -40…+70 °C, digital input isolated 32 DI, 24 V DC, 1x 40-pole
| Supply voltage | |
| Load voltage L+ | |
| ● Rated value (DC) ● permissible range, lower limit (DC) ● permissible range, upper limit (DC) | 24 V 20.4 V 28.8 V | 
| Input current | |
| from backplane bus 5 V DC, max. | 15 mA | 
| Power loss | |
| Power loss, typ. | 6.5 W | 
| Digital inputs | |
| Number of digital inputs | 32 | 
| Input characteristic curve in accordance with IEC 61131, type 1 | Yes | 
| Number of simultaneously controllable inputs | |
| horizontal installation | |
| — up to 40 °C, max. — up to 60 °C, max. | 32 16; 12 @ > 60 °C | 
| Input voltage | |
| ● Type of input voltage ● Rated value (DC) ● for signal "0" ● for signal "1" | DC 24 V -30 to +5 V 13 to 30V | 
| Input current | |
| ● for signal "1", typ. | 7 mA | 
| Input delay (for rated value of input voltage) | |
| for standard inputs | |
| — parameterizable — at "0" to "1", min. — at "0" to "1", max. — at "1" to "0", min. — at "1" to "0", max. | No 1.2 ms 4.8 ms 1.2 ms 4.8 ms | 
| Cable length | |
| ● shielded, max. ● unshielded, max. | 1 000 m 600 m | 
| Encoder | |
| Connectable encoders | |
| ● 2-wire sensor — permissible quiescent current (2-wire sensor), max. | Yes 1.5 mA | 
| Interrupts/diagnostics/status information | |
| Alarms | No | 
| Diagnostics function | No | 
| Alarms | |
| ● Diagnostic alarm ● Hardware interrupt | No No | 
| Diagnostics indication LED | |
| ● Status indicator digital input (green) | Yes | 
| Potential separation | |
| Potential separation digital inputs | |
| ● between the channels ● between the channels, in groups of ● between the channels and backplane bus | No 16 Yes; Optocoupler | 
| Isolation | |
| Isolation tested with | 500 V DC | 
| Standards, approvals, certificates | |
| CE mark | Yes | 
| UL approval | Yes; File E239877 | 
| RCM (formerly C-TICK) | Yes | 
| KC approval | Yes | 
| EAC (formerly Gost-R) | Yes | 
| Railway application | |
| ● EN 50155 | Yes; Sections 4, 5 and 12; no further agreements apply; T1, Category 1, Class A/B, EN 50155:2007 (see SIOS entry 109755985) | 
| Ambient conditions | |
| Ambient temperature during operation | |
| ● min. ● max. | -40 °C; = Tmin 70 °C; = Tmax; for use on railway vehicles according to EN50155, the rated temperature range -25 ... +55 °C (T1) or 60 °C @ UL/ULhaz/ATEX/FM use applies | 
| Ambient temperature during storage/transportation | |
| ● min. ● max. | -40 °C 70 °C | 
| Altitude during operation relating to sea level | |
| ● Installation altitude above sea level, max. ● Ambient air temperature-barometric pressure- altitude | 5 000 m Tmin ... Tmax at 1 140 hPa ... 795 hPa (-1 000 m ... +2 000 m) // Tmin ... (Tmax - 10 K) at 795 hPa ... 658 hPa (+2 000 m ... +3 500 m) // Tmin ... (Tmax -20 K) at 658 hPa ... 540 hPa (+3 500 m ... +5 000 m) | 
| Relative humidity | |
| ● With condensation, tested in accordance with IEC 60068-2-38, max. | 100 %; RH incl. condensation/frost (no commissioning under condensation conditions) | 
| Resistance | |
| Use in stationary industrial systems | |
| — to biologically active substances according to EN 60721-3-3 — to chemically active substances according to EN 60721-3-3 — to mechanically active substances according to EN 60721-3-3 | Yes; Class 3B2 mold, fungus and dry rot spores (with the exception of fauna); Class 3B3 on request Yes; Class 3C4 (RH < 75 %) incl. salt spray acc. to EN 60068-2-52 (severity degree 3); * Yes; Class 3S4 incl. sand, dust, * | 
| Use on land craft, rail vehicles and special-purpose vehicles | |
| — to biologically active substances according to EN 60721-3-5 — to chemically active substances according to EN 60721-3-5 — to mechanically active substances according to EN 60721-3-5 | Yes; Class 5B2 mold, fungus and dry rot spores (with the exception of fauna); Class 5B3 on request Yes; Class 5C3 (RH < 75 %) incl. salt spray acc. to EN 50155 (ST2); * Yes; Class 5S3 incl. sand, dust; * | 
| Use on ships/at sea | |
| — to biologically active substances according to EN 60721-3-6 — to chemically active substances according to EN 60721-3-6 — to mechanically active substances according to EN 60721-3-6 | Yes; Class 6B2 mold and fungal spores (excluding fauna); Class 6B3 on request Yes; Class 6C3 (RH < 75 %) incl. salt spray acc. to EN 60068-2-52 (severity degree 3); * Yes; Class 6S3 incl. sand, dust; * | 
| Usage in industrial process technology | |
| — Against chemically active substances acc. to EN 60654-4 — Environmental conditions for process, measuring and control systems acc. to ANSI/ISA- 71.04 | Yes; Class 3 (excluding trichlorethylene) Yes; Level GX group A/B (excluding trichlorethylene; harmful gas concentrations up to the limits of EN 60721-3-3 class 3C4 permissible); level LC3 (salt spray) and level LB3 (oil) | 
| Remark | |
| — Note regarding classification of environmental conditions acc. to EN 60721, EN 60654-4 and ANSI/ISA-71.04 | * The supplied plug covers must remain in place over the unused interfaces during operation! | 
| connection method / header | |
| required front connector | 40-pin | 
| Dimensions | |
| Width | 40 mm | 
| Height | 125 mm | 
| Depth | 120 mm | 
| Weights | |
| Weight, approx. | 260 g | 
    
| 6ES7338-7XF00-0AB0 | 6ES7340-1BH02-0AE0 | 6ES7352-1AH02-0AE0 | 
| 6ES7340-1CH02-0AE0 | 6ES7973-1GC00-0AA0 | 6ES7355-2CH00-0AE0 | 
| 6ES7355-0VH10-0AE0 | 6ES7341-1BH02-0AE0 | 6ES7352-5AH11-0AE0 | 
| 6ES7352-5AH01-0AE0 | 6ES7321-1BL00-4AA2 | 6ES7340-1AH02-0AE0 | 
| 6ES7350-1AH03-0AE0 | 6ES7338-4BC01-0AB0 | 6ES7174-0AA10-0AA0 | 
| 6ES7341-1AH02-0AE0 | 6ES7390-0AA00-0AA0 | 6ES7355-1VH10-0AE0 | 
| 6ES7971-5BB00-0AA0 | 6ES7350-2AH01-0AE0 | 6ES7370-0AA01-0AA0 | 
| 6ES7351-1AH02-0AE0 | 6ES7355-2SH00-0AE0 | 6ES7322-5FF00-0AB0 | 
| 6ES7368-3BB01-0AA0 | 6ES7327-1BH00-0AB0 | 6ES7327-1BH00-0AB0 | 
| 6ES7323-1BL00-0AA0 | 6ES7322-1FF01-0AA0 | 6ES7322-1BH10-0AA0 | 
| 6ES7368-3BC51-0AA0 | 6ES7368-3CB01-0AA0 | 6ES7360-3AA01-0AA0 | 
| 6ES7361-3CA01-0AA0 | 6ES7368-3BF01-0AA0 | 6ES7340-1BH02-0AE0 | 
| 6ES7341-1CH02-0AE0 | 6ES7326-1BK02-0AB0 | 6ES7336-4GE00-0AB0 | 
| 6ES7326-2BF41-0AB0 | 6ES7336-1HE00-0AB0 | 6ES7321-1BL00-4AA2 | 
| 6ES7326-1RF00-0AB0 | 6ES7326-2BF10-0AB0 | 6ES7326-2BF01-0AB0 | 
| 6ES7368-3BB01-0AA0 | 6ES7368-3BC51-0AA0 | 6ES7368-3CB01-0AA0 | 
| 6ES7360-3AA01-0AA0 | 6ES7361-3CA01-0AA0 | 6ES7368-3BF01-0AA0 | 
    
 
    
     
    