£0.00 | View Cart Learn More: For more information please contact us.   Home Products Data Logger 901 Digital Input Module 901 Digital Input Module KEY FEATURES: • 24 digital input channels. • 8 Computer configurable relay outputs. • 16 bit resolution for accuracy. • IP65 sealed wall mounting enclosure The 901 digital input module is configured to receive inputs from remote contacts or logic circuits with a built-in 1ms debounce. Each input can be used as a totaliser. Pattern matching for simple control or alarm systems can be configured across any combination of the 24 inputs. The 8 normally open relay outputs are computer controlled. Designed for continuous use with a remote computer to monitor operations, with internal memory options for off line applications. Specifications - 901 Digital Input Module INPUTS 24 Digital Inputs - These are opto-isolated and in groups of 8 sharing a common line. All inputs have a 1mS debounce to avoid false readings. OUTPUTS 8 Normally Open Relays - These share a common line and are rated at 230V AC @ 1A with overload protection. LOGGING INTERVAL Selectable - 1 second to 12 Hours in 1 second increments MEMORY RAM - Optional 1 MB RAM (1MB = 500K readings) and real time clock for off line applications. AMBIENT RANGE Temperature - 0 to 40 Deg, 90% RH (non condensing) COMMUNICATION RS232/485 - Standard RS232 and RS485 to computer. CONNECTIONS Internal Connectors - Screw terminals on 5mm pitch. POWER Mains or DC Version - 115/230V 50/60 Hz @ approx. 12VA (optional DC Version). CASE IP65 Case - Instrument is housed in a robust IP65 cast alloy case 200mm by 200mm by 70mm deep. DISPLAY LCD - Optional 20 x 4 backlit LCD and keypad.

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