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| Main Products: |
Siemens industrial automation products Siemens PLC inverter low-voltage contactor miniature circuit breaker |
| Contacts: | Huang TingChat |
| Mobile: | 86-13811814778 |
| E-mail: | ht@gongboshi.com |
| WeChat: | 13522565663 |
| Address: | Room 401, Floor 4, Building 3, No. 4, Dongtucheng Road, Chaoyang District, Beijing,Chaoyang District,BeiJing City,Beijing Province |
| SIMATIC S7-400, analog input SM 431, potential isolation 8 analog input; Resolution 14-bit U/I/resistor 8 analog input, cycle time 0.416 MS | ||
| power supply voltage | ||
| load voltage L + | ||
| ● rating (DC) | 24V; Only when supplying power to the two-wire measuring converter | |
| ● reverse polarity protection | yes | |
| input current | ||
| from load voltage L + (no load), maximum | 200 mA; When 8 connected and fully controlled two-wire measuring frequency converter | |
| DC 5V from backplane bus, maximum | 1 000 mA | |
| power loss | ||
| power loss, typical | 4.9W | |
| analog input | ||
| number of analog inputs | 8 | |
| ● voltage/current measurement | 8 | |
| ● When measuring resistance | 4 | |
| voltage input allowed input voltage (damage limit), maximum | 18V; 18V continuous voltage, 75V within 1 ms (duty cycle 1:20) | |
| current input allowable input current (damage limit), maximum | 40 mA; Continuous voltage | |
| input range | ||
| ● voltage | yes | |
| ● Current | yes | |
| ● thermocouple | no | |
| ● Resistance thermometer | no | |
| ● Resistance | yes | |
| input range (rated value), voltage | ||
| ● 1V to 5V | yes | |
| ● input resistance (1V to 5V) | 10 M? | |
| ● -1v to +1v | yes | |
| ● input resistance (-1V to +1V) | 10 M? | |
| ● -10V to +10V | yes | |
| ● input resistance (-10V to +10V) | 100 k? | |
| Input range (rated value), current | ||
| ● -20 mA to +20 mA | yes | |
| ● input resistance (-20 mA to +20 mA) | 50? | |
| ● 4 mA to 20 mA | yes | |
| ● input resistance (4 mA to 20 mA) | 50 k? | |
| Input range (rated value), resistance | ||
| ● 0 to 600 ohm | yes | |
| wire Length | ||
| ● shielding, maximum | 200 m | |
| analog value composition at input | ||
| integration and conversion time/resolution per channel | ||
| ● resolution with overmodulation (digits including symbols), maximum | 14 bit; 14 / 14 / 14 | |
| ● parameterized integration time | yes | |
| ● Basic conversion time (ms) | 52 µs | |
| ● suppression of interference voltage at interference frequency f1 (unit Hz) | none/400/60/50Hz | |
| sensor | ||
| signal sensor connection | ||
| ● used for voltage measurement | yes; Possible | |
| ● current measurement as a two-wire measuring transmitter | yes | |
| ● current measurement as a four-wire measuring transmitter | yes | |
| ● For resistance measurement using two-wire interface | yes; Cable resistance is measured together | |
| ● Resistance measurement using three-wire interface | yes; Cable resistance is measured together | |
| ● Resistance measurement using four-wire interface | yes | |
| error/precision | ||
| operating error limits over the entire temperature range | ||
| ● voltage, related to the input range,(+/-) | 0.7 %; ± 0.7% at ± 1V; ± 0.9% at ± 10V; 1 to 5V | |
| ● Current, related to the input range,(+/-) | 0.8 %; ± 20 mA, 4 to 20 mA | |
| ● Resistance, related to the input range,(+/-) | 1% | |
| basic error limit (Operation error limit at 25°C) | ||
| ● voltage, related to the input range,(+/-) | 0.6 %; 0.6% at ± 1V; 0.75% at ± 10V; 1 to 5V | |
| ● Current, related to the input range,(+/-) | 0.7 %; ± 20 mA, 4 to 20 mA | |
| ● Resistance, related to the input range,(+/-) | 0.7 %; 0 to 600 ohm | |
| potential isolation | ||
| analog Input potential isolation | ||
| ● analog input potential isolation | yes; Internal/external | |
| ● between channels | no | |
| insulation | ||
| insulation Test, use | 2120V DC is between bus and analog components; 500V DC is between bus and location ground; 500V DC is between analog components and L +/M; 2120V DC is between analog components and location ground; 2120V DC between L +/M and location ground | |
| size | ||
| width | 25 mm | |
| height | 290 mm | |
| depth | 210 mm | |
| weight | ||
| weight, about | 500g | |
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