X20DI2377 by B & R Automation

General
2 digital inputs, 3-wire connections, sink connection, configurable input filter, 24 VDC

Nominal Voltage
24 VDC

Input Voltage
24 VDC -15 % / +20 %

Input Current At 24 Vdc
Typ. 10.5 mA

Input Characteristics
per EN 61131-2 Type 1

Input Filter (software)
Default 0 ms, configurable between 0 and 25 ms in 0.2 ms intervals

Connection Type
3-wire connections

Input Circuit
Sink

Switching Threshold
{'Low': '<5 VDC', 'High': '>15 VDC'}

Event Counters
{'Quantity': '2', 'Signal form': 'Square wave pulse', 'Evaluation': 'Every rising edge, cyclic counter', 'Input frequency': 'Max. 50 kHz', 'Counter size': '16-bit'}

Gate Measurement
{'Number of gate measurements': '1', 'Signal form': 'Square wave pulse', 'Evaluation': 'Rising edge - falling edge', 'Counter frequency': 'Internal 48 MHz to 375 kHz', 'Counter size': '16-bit'}

Sensor Power Supply
{'Power consumption': 'Max. 12 W', 'Voltage drop for short-circuit protection': 'Max. 2 VDC at 500 mA', 'Summation current': '0.5 A', 'Short-circuit proof': 'Yes'}

Operations Environment
{'Mounting orientation': 'Horizontal and Vertical', 'Storage temperature': '-40 to 85 degrees C', 'Operating humidity': '5 to 95%, non-condensing', 'IP protection level': 'IP20'}