{"product_id":"siemens-6es7422-7bl00-0ab0-sm-422-32do-diagnostics","title":"Siemens 6ES7422-7BL00-0AB0 SIMATIC S7-400 SM 422 32DO 24V DC 0.5A Diagnostics I\/O Module","description":"\u003cp\u003eThe Siemens 6ES7422-7BL00-0AB0 SIMATIC S7-400 SM 422 module delivers 32 isolated 24 V DC digital outputs at 0.5 A each with parameterizable diagnostics: diagnostic alarm, hardware interrupt, wire-break detection below 0.15 mA, and short-circuit detection above roughly 1 A typical. Channels are isolated in groups of 8. Two outputs can be paralleled for uprating or redundant load control within the same group.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLoad voltage L+ – Rated value (DC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLoad voltage L+ – permissible range, lower limit (DC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20.4 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLoad voltage L+ – permissible range, upper limit (DC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e28.8 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput current – from load voltage L+ (without load), max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput current – from backplane bus 5 V DC, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower loss – Power loss, typ.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital outputs – Number of digital outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital outputs – Short-circuit protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes; Clocked electronically\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital outputs – Response threshold, typ.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.75 to 1.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital outputs – Limitation of inductive shutdown voltage to\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eL+ (-45 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital outputs – Controlling a digital input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes; possible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSwitching capacity of the outputs – on lamp load, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLoad resistance range – lower limit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLoad resistance range – upper limit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput voltage – for signal 1, min.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eL+ (-0.8 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput current – for signal 1 rated value\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput current – for signal 1 permissible range, min.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput current – for signal 1 permissible range, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e600 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput current – for signal 0 residual current, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParallel switching of two outputs – for uprating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes; possible (only outputs of the same group)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParallel switching of two outputs – for redundant control of a load\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes; possible (only outputs of the same group)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSwitching frequency – with resistive load, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSwitching frequency – with inductive load, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSwitching frequency – with inductive load (acc. to IEC 60947-5-1, DC13), max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSwitching frequency – on lamp load, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eall mounting positions – up to 40 °C, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eall mounting positions – up to 60 °C, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable length – shielded, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 000 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable length – unshielded, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e600 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterrupts\/diagnostics\/status information – Diagnostics function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes; Parameterizable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlarms – Diagnostic alarm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes; Parameterizable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlarms – Hardware interrupt\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes; Parameterizable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiagnoses – Diagnostic information readable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiagnoses – Wire break\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes; \u0026lt;0.15 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiagnoses \u0026gt; short-circuit: Yes; – 1 A (typ.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 A (typ.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiagnostics indication LED – internal fault INTF (red)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiagnostics indication LED – external fault EXTF (red)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiagnostics indication LED – Status indicator digital output (green)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePotential separation digital outputs – between the channels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePotential separation digital outputs – between the channels, in groups of\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePotential separation digital outputs – between the channels and backplane bus\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation – Isolation tested with\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions – Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions – Height\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e290 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions – Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e210 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeights – Weight, approx.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e600 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eSelection Notes\u003c\/h2\u003e\u003cp\u003eThis 32-channel, 0.5 A module adds parameterizable diagnostics – diagnostic alarms, a hardware interrupt, wire-break detection below 0.15 mA, and short-circuit detection above roughly 1 A typical – all reported back to the CPU without extra external wiring. Choose it when the application needs to detect an open output wire or a shorted load automatically rather than through periodic manual checks. Parallel switching of two outputs is supported for both uprating current and redundant control within the same group. Channels are isolated in groups of 8, giving better circuit separation across mixed 24 V DC loads.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53960592130331,"sku":"6ES7422-7BL00-0AB0","price":1708.62,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-6es7422-7bl00-0ab0-sm-422-digital-output-module.png?v=1789782209","url":"https:\/\/stoklink.com\/products\/siemens-6es7422-7bl00-0ab0-sm-422-32do-diagnostics","provider":"Stoklink","version":"1.0","type":"link"}