ADAM-4053 ADAM-4055 ADAM-4080 ADAM-4053 16-ch Digital Input Module 16-ch Isolated Digital I/O Module with Modbus 2-ch Counter/Frequency Module ADAM-4055 RoHS COMPLIANT 2002/95/EC RoHS COMPLIANT 2002/95/EC ADAM-4080 RoHS COMPLIANT 2002/95/EC Specifications Specifications Specifications General General General  Connectors  Connectors  Connectors 2 x plug-in terminal blocks (#14 ~ 22 AWG)  Power Consumption 1 W @ 24 VDC  Watchdog Timer System (1.6 second)  Supported Protocols ASCII command  Digital Input  Channels  Input Level Dry contact: GND Wet contact:  Effective Distance (dry contact only)   16 Logic level 0: close to Logic level 1: open Logic level 0: +2 V max. Logic level 1: +4 ~ 30 V 500 m max.   2 x plug-in terminal blocks (#14 ~ 28 AWG) Power Consumption 1 W @ 24 VDC Watchdog Timer System (1.6 second) & Communication Supported Protocols ASCII command and Modbus/RTU 2,500 VDC Isolation Voltage LED Indicators Yes Digital Input  Channels 8  Input Level Dry Contact: Logic level 0: open Logic level 1: close to GND Wet Contact: Logic level 0: +3 Vmax Logic level 1: +10 ~ 50 V (Note: Digital Input levels 0 and 1 can be inverted)  Overvoltage 70 VDC Protection Digital Output  Channels  Power Dissipation 8, open collector to 40 V (200 mA max. load) Channel: 1 W max Total: 2.2 W (8 Channels) Common Specifications Ordering Information  Power Input  ADAM-4053 Unregulated 10 ~ 30 VDC Environment  Humidity 5 ~ 95% RH  Operating -10 ~ 70°C Temperature (14 ~ 158° F)  Storage Temperature-25 ~ 85°C (-13 ~ 185° F)  ADAM-4055  ADAM-4080 16-ch Digital Input Module 16-ch Isolated Digital I/O Module with Modbus 2-ch Counter/Frequency Modules 2 x plug-in terminal blocks (#14 ~ 22 AWG)  Power Consumption 2.0 W @ 24 VDC  Power Input Unregulated 10 ~ 30 VDC  Humidity 5 ~ 95% RH  Operating -10 ~ 70° C (14 ~ 158° F ) Temperature  Storage Temperature-25 ~ 85° C (-13 ~ 185° F)  Watchdog Timer System (1.6 second)  Supported Protocols ASCII command  LED Indicators 5-digit readout, CH 0 or CH 1 (programmable) Counter Input  Channels 2 independent counters (32-bit + 1-bit overflow)  Input Frequency 50 kHz max.  Input Pulse Width >10 μs.  Input Mode lsolated or non-isolated  Isolated Input Level Logic level 0: +1 V max. Logic level 1: 3.5~30 V  Isolation Voltage 2,500 VRMS  Non-isolated Programmable Input Level threshold: Logic level 0: +0.8 Vmax. Logic level 1: 2.4 ~ 5.0 V  Maximum Count 4,294,967,295 (32 bits)  Preset Type Absolute or relative  Programmable 2 μs ~ 65 ms Digital Noise Filter  Alarm Alarm comparators on each counter Frequency Measurement  Range  Programmable Built-in Gate Time 5 Hz ~ 50 kHz 1 or 0.1 second Digital Output  Channels  Open Collector  Power Dissipation Online Download www.advantech.com/products 2 30 V, 30 mA max. load 300 mW for each channel