Omron CJ1W-ID211(SL) Central control module

Omron CJ1W-ID211(SL) Overview

The Omron CJ1W-ID211(SL) is a digital input module belonging to the CJ1 series. As part of the Omron CJ series PLC (Programmable Logic Controller) system, it is used to receive digital signals from field devices and transmit these signals to the PLC CPU unit for processing and control. The "(SL)" likely indicates a specific version or feature of this module.

Product Detailed Description

• Function:

• Receives 24 VDC digital input signals from field devices such as sensors, switches, and buttons.

• Converts these input signals into logic levels that the PLC CPU unit can process.

• Provides electrical isolation from external devices to protect the PLC system from voltage spikes and interference.

• Typically features LED indicators for each input channel to show the status.

• Features:

• 16 input points.

• 24 VDC input voltage.

• Features photocoupler isolation, providing electrical isolation between the input channels and the internal PLC circuitry.

• Terminal block connections for easy field wiring.

• Compact design suitable for space-saving control cabinets.

• The "(SL)" may indicate a special coating or other features for specific environmental conditions or applications. Refer to the specific datasheet for the meaning of "(SL)".

Product Parameters

Since "(SL)" may indicate a specific sub-model, always refer to the official datasheet for the Omron CJ1W-ID211(SL) for the most accurate parameters. Here are some typical parameters based on the CJ1W-ID211:

• Number of Input Points:

• 16 points

• Rated Input Voltage:

• 24 VDC

• Input Voltage Range:

• 20.4 to 26.4 VDC

• Rated Input Current:

• Approx. 7 mA/point (typical)

• Minimum ON Voltage:

• 19.2 VDC

• Maximum OFF Voltage:

• 5.0 VDC

• Input Impedance:

• Approx. 3.3 kΩ

• Isolation Method:

• Photocoupler isolation

• External Connection:

• Removable terminal block

• Dimensions (W x H x D):

• Refer to the datasheet for specific dimensions. CJ series modules are typically 20 (or 30) mm x 90 mm x 73 mm.

• Weight:

• Refer to the datasheet for specific weight.

• Operating Ambient Temperature:

• -10 to 55 °C (no icing or condensation)

• Storage Ambient Temperature:

• -25 to 65 °C (no icing or condensation)

• Certifications:

• CE, UL, cUL, etc. (refer to the specific datasheet)

Product Advantages

• High Reliability:

• Omron is a well-known manufacturer of automation equipment, and its products are known for their reliability.

• Strong Anti-Interference Capability:

• Photocoupler isolation provides good electrical isolation, enhancing resistance to interference.

• Easy Wiring:

• Removable terminal blocks facilitate the connection and maintenance of field devices.

• Good Compatibility:

• As part of the CJ series PLC, it seamlessly integrates with other CJ series modules and CPU units.

• Clear Indication:

• Typically equipped with LED indicators for easy monitoring of the input signal status.

• Potential Advantages of "(SL)":

• If "(SL)" indicates a special coating, it may offer better corrosion resistance or moisture resistance, suitable for harsher environments. Consult the datasheet for confirmation.

Precautions

• Correct Wiring:

• Connect input signal wires and power lines correctly according to the wiring diagram. Incorrect wiring may cause module damage or system malfunction.

• Voltage Matching:

• Ensure that the output voltage of the field devices matches the module's rated input voltage (24 VDC).

• Current Limitation:

• Ensure that the current of each input point does not exceed the module's rated input current.

• Environmental Conditions:

• Use the module within its allowable operating temperature and humidity range. Avoid use in corrosive gases or dusty environments.

• EMC Measures:

• Take appropriate electromagnetic compatibility (EMC) measures to reduce the impact of electromagnetic interference on the system.

• "(SL)" Features:

• Understand the specific features represented by "(SL)" and use the module appropriately based on these features.

Product Applications

The Omron CJ1W-ID211(SL) digital input module is widely used in various industrial automation fields to receive digital signals from field devices, such as:

• Sensor Signals:

• Signals from proximity switches, photoelectric sensors, limit switches, etc.

• Control Signals:

• Signals from buttons, selector switches, relay contacts, etc.

• Status Indications:

• Signals from device status indicators.

• Automated Production Lines:

• Receiving status signals from various actuators and sensors.

• Machine Control:

• Receiving signals from machine operation panels and safety devices.

• Process Control:

• Receiving discrete status signals from field instruments.

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