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Omron CQM1 CQM1-IA221

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CQM1-IA221

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The Omron CQM1-IA221 AC input module is a pivotal component within Omron PLC systems. It features 8 isolated AC inputs and captures signals encompassing contact closures, voltages, and currents. These inputs enable meticulous monitoring of various parameters in applications like machine control, building automation, and process management. The module establishes seamless communication with external devices, such as sensors and actuators. Notably, it generates remarkably low noise (50 μV), ensuring accuracy.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Technical specifications for CQM1-IA221

ManufacturerOmron
Product TypeAC input module
Product LineCQM1
Part NumberCQM1-IA221
Weight0.06 lbs (0.03 kg)
No. of Inputs8 input points
No. of circuits1
Input Voltage200-240V AC
Input impedance38 killo-ohm (50 Hz), 32 kilo-ohm(60 Hz)
Internal Current Consumption50 mA max. at 5 VDC
Input current6mA
ON voltage150 VAC
OFF Voltage40 VAC
ON delay35ms
OFF delay55ms

The CQM1-IA221 is an AC input module belonging to the CQM1 sequences products. This unit has been designed and manufactured by Omron Automation and Safety. It is intended to communicate with Omron programmable logic controllers (PLCs) and offer input signal conditioning for various automation applications. Its application area includes machine control, building automation, and process control-based operation. The CQM1-IA221 module, as an AC input unit, is in charge of transforming external AC voltage signals into a format that the PLC can understand. It has 8 input points and runs on a single circuit. This machine accepts an input voltage range of 200-240V AC. It should be noted that the input impedance rating varies with frequency. The input impedance rating of the CQM1-IA221 module is 38 kiloohms at 50 hertz (Hz) and 32 kiloohms at 60 Hz. A common input current rating of 6 mA (milliamps) is required for the unit. The module's ON and OFF voltage ratings determine the levels at which the input signals are acknowledged as active or inactive. The ON voltage rating of the CQM1-IA221 module is 150 volts AC, whereas the OFF-voltage value is 40 volts AC. The unit has customizable ON and OFF delay ratings to ensure dependable operation. The ON delay rating is 35 milliseconds, and the OFF-delay rating is 55 milliseconds. The internal current consumption rating of the CQM1-IA221 module at 5V DC is up to 50 mA. It is small and may be installed on a DIN rail, a standard mounting option for industrial control equipment.