6ES7321-1BL00-0AA0 SIEMENS

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6ES7321-1BL00-0AA0 SIEMENS Digital Input

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Data sheet 6ES7321-1BL00-0AA0SIMATIC S7-300, Digital input SM 321, Isolated 32 DI, 24 V DC, 1×40-poleSupply voltageLoad voltage L+● Rated value (DC) 24 V● permissible range, lower limit (DC) 20.4 V● permissible range, upper limit (DC) 28.8 VInput currentfrom backplane bus 5 V DC, max. 15 mAPower lossPower loss, typ. 6.5 WDigital inputsNumber of digital inputs 32Input characteristic curve in accordance with IEC61131, type 1YesNumber of simultaneously controllable inputshorizontal installation— up to 40 °C, max. 32— up to 60 °C, max. 16vertical installation6ES7321-1BL00-0AA0 Subject to change without noticePage 1/308/28/2020 © Copyright Siemens— up to 40 °C, max. 32Input voltage● Type of input voltage DC● Rated value (DC) 24 V● for signal “0” -30 to +5 V● for signal “1” 13 to 30VInput current● for signal “1”, typ. 7 mAInput delay (for rated value of input voltage)for standard inputs— parameterizable No— at “0” to “1”, min. 1.2 ms— at “0” to “1”, max. 4.8 ms— at “1” to “0”, min. 1.2 ms— at “1” to “0”, max. 4.8 msCable length● shielded, max. 1 000 m● unshielded, max. 600 mEncoderConnectable encoders● 2-wire sensor Yes— permissible quiescent current (2-wiresensor), max.1.5 mAInterrupts/diagnostics/status informationAlarms NoDiagnostics function NoAlarms● Diagnostic alarm No● Hardware interrupt NoDiagnostics indication LED● Status indicator digital input (green) YesPotential separationPotential separation digital inputs● between the channels No● between the channels, in groups of 16● between the channels and backplane bus Yes; OptocouplerIsolationIsolation tested with 500 V DCConnection methodrequired front connector 40-pin6ES7321-1BL00-0AA0 Subject to change without noticePage 2/308/28/2020 © Copyright SiemensDimensionsWidth 40 mmHeight 125 mmDepth 120 mmWeightsWeight, approx. 260 g

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