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Digital Input IO Module

(Total 12 Products)

  • Digital Input Module16DI 24VDC Sink Type

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    Model No:CT-121F

    CT-121F Digital Input Module16DI 24VDC Sink Type The CT-121F is a 16-channel digital input module from Sichuan ODOT Automation System Co., Ltd., a global provider of robust industrial I/O solutions. Designed for 24VDC sink-type inputs with...

  • 4 channels digital input 220VAC

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    Model No:CT-1314

    CT-1314 4 channels digital input/220VAC Module features The CT-1314 is a 4-channel digital input module from Sichuan ODOT Automation System Co., Ltd., designed for high-voltage industrial environments. It accepts 220VAC inputs and interfaces with...

  • 4 channel digital input output PWM output

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    Model No:CT-5224

    CT-5224 4-channel digital input/4-channel digital output/4-channel PWM output Module features This module features 4-channel digital input compatible with PNP/NPN sensors, 4-channel digital source output (high-level active), and 4-channel PWM output...

  • Digital Input Module32DI 24VDC Sink or Source

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    Model No:CT-124D

    CT-124D Digital Input Module32DI 24VDC Sink or Source 1.  The module supports 32 channels of digital input, supports high-level input, and could be connected to PNP sensor, and supports low-level input, and could be connected to NPN sensor. 2.  The...

  • 16 channels digital input 0VDC Source type

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    Model No:CT-122F

    CT-122F 16 channels digital input/0VDC/Source type Product Characteristic The CT-122F is a 16-channel digital input module from Sichuan ODOT Automation System Co., Ltd., designed for source-type (sourcing) wiring with 0VDC reference, where a...

  • DT 122F Digital Input Module 16DI NPN

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    Model No:DT-122F

    DT-122F Digital Input Module 16DI NPN Module Features The DT-122F provides 16 isolated digital input channels for 24VDC NPN sensors, with low-level active logic. It accepts signals from 2-wire or 3-wire digital sensors, as well as dry contacts or...

  • CT 126F 16 channels digital input 24VDC NPN

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    Model No:CT-126F

    CT-126F 16 channels digital input/24VDC/NPN Module features The CT-126F offers 16 isolated NPN digital input channels with LED indicators, accepting low-level active signals from 2-wire or 3-wire sensors (dry contact or active output). Each channel...

  • CT 1218 Digital Input 8DI 24VDC PNP

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    Model No:CT-1218

    CT-1218 Digital Input 8DI 24VDC PNP The CT-1218 is an 8-channel digital input module from Sichuan ODOT Automation System Co., Ltd., a provider of reliable industrial I/O solutions for global markets. Designed for 24VDC PNP/sink-type inputs, it...

  • CT 1228 Digital Input 8DI 24VDC PNP

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    Model No:CT-1228

    CT-1228 Digital Input 8DI 24VDC PNP The CT-1228 is an 8-channel digital input module from Sichuan ODOT Automation System Co., Ltd., designed for 24VDC NPN/sink-type applications where low-level input is valid. It interfaces with dry contacts, active...

  • 16 Channels digital input module 24VDC NPN

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    Model No:DT-121F

    DT-1211F 16 Channels digital input module 24VDC/NPN/low level is valid Module Features The DT-1211F is a 16-channel digital input module from Sichuan ZeroPoint Automation System Co., Ltd., designed for 24VDC NPN sensors with low-level valid logic....

  • Digital Input Module 32DI 24VDC Sink or Source

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    Model No:CT-124H

    CT-124H Digital Input Module 32DI 24VDC Sink or Source Type The CT-124H is a versatile 32-channel digital input module from Sichuan ODOT Automation System Co., Ltd., supporting both sink (PNP, high-level valid) and source (NPN, low-level valid)...

  • DT-1314 Digital Input Module 4DI

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    Model No:DT-1314

    DT-1314 Digital Input Module 4DI Module Features 1.  The module supports 4 channels of digital input and 110 VAC /220VAC input. 2.  The module could collect the digital output signal of the field equipment (dry contact or active output). 3.  The...

Digital Input IO Module: The Foundation of Reliable Industrial Sensing.
Accurate acquisition of status signals from switches, sensors, and safety devices is essential for intelligent control in Industrial Automation. ODOT’s Digital Input IO Module—a key offering within the ODOT Digital Modules family—is engineered for harsh, electrically noisy environments, delivering precise and dependable signal capture.
These modules can be deployed as local I/O or integrated into Remote IO Modules systems for distributed architectures, enabling flexible placement near field devices. Whether monitoring emergency stop buttons, limit switches, photoelectric sensors, or level detectors, ODOT’s digital input modules feature channel-to-channel isolation, reverse polarity protection, signal filtering to suppress chatter, and LED status indicators—ensuring clean, trustworthy data and preventing false triggers.
As a cornerstone of Reliable IO Solutions, the modules support major industrial protocols including Modbus TCP, PROFINET, and EtherNet/IP, allowing seamless integration with PLCs and edge controllers. Their compact form factor, wide input voltage range, and operating temperature from -40°C to +70°C make them ideal for applications across smart manufacturing, energy, water/wastewater, and logistics.
With ODOT, you gain more than hardware—you gain a trusted automation partner. Empower your system with ODOT Digital Modules for unmatched sensing accuracy and long-term operational reliability.

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