The model V280 isolated digital input module features 48 individually isolated digital inputs, with programmable debounce times and extended overload protection. It will accept dc or ac inputs and includes glitch-catch capability. Versions are available for 24-V and 3.3-/5-V logic level inputs. The module comes with BIST self-test, which transparently tests almost the entire signal path, including the input sides of all opto-isolators.
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