Product Overview
The Yokogawa SDV144 Digital Input Module is a high-performance module designed for use in Yokogawa’s SDV distributed control systems. It provides reliable and accurate digital signal acquisition from field devices such as switches, sensors, and contactors.The module supports fast scanning and robust isolation to ensure safe and precise operation in demanding industrial environments. Its compact design allows for flexible installation in SDV racks, making it ideal for process automation in power plants, petrochemical facilities, and manufacturing systems.
Key Features
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High-speed, reliable digital input processing
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Compatible with Yokogawa SDV series distributed control systems
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Supports multiple digital signal types, including dry contact and transistor inputs
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Robust electrical isolation for enhanced safety
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Compact design for easy rack integration
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High resistance to electrical noise and industrial interference
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Hot-swappable for maintenance without system downtime
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Long-term reliability in harsh industrial environments
Technical Specifications
| Item | Specification |
|---|---|
| Fabricant | Yokogawa |
| Référence | SDV144 |
| Product Type | Digital Input Module |
| Input Channels | 16 digital inputs per module |
| Input Type | Dry contact or transistor input |
| Input Voltage | 24 VDC nominal |
| Response Time | < 10 ms |
| Isolation | 1500 V AC between channels and backplane |
| Power Consumption | 5 W typical |
| Operating Temperature | 0 °C to +55 °C |
| Storage Temperature | –20 °C to +70 °C |
| Humidity | 5–95% RH, non-condensing |
| Mounting | DIN rail or SDV rack |
| Dimensions | 130 x 32.8 x 107.5 mm |
| Poids | 0.36 kg |
| Applications | Digital signal acquisition for process automation |
Industry Applications
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Power generation and distribution
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Petrochemical and chemical plants
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Oil and gas processing
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Water and wastewater treatment
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Manufacturing and process automation
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Distributed control systems (DCS) monitoring
Questions fréquentes (FAQ)
Q1: What is the main purpose sur the SDV144 module?
It collects digital signals from field devices for process control and monitoring.
Q2: How many input channels does the module support?
It supports 16 digital input channels per module.
Q3: What types sur inputs are compatible?
Dry contact and transistor (TTL) inputs are supported.
Q4: Is the module hot-swappable?
Yes, it can be replaced without shutting down the system.
Q5: What is the operating temperature range?
0 °C to +55 °C.
Q6: What type sur isolation does the module provide?
1500 V AC isolation between channels and backplane.
Q7: Can it handle noisy industrial environments?
Yes, it is designed to resist electrical noise and industrial interference.
Q8: How is the module mounted?
It can be mounted on DIN rails or in SDV racks.
Related Yokogawa Modules
| Modèle | Description |
|---|---|
| SDV142 | 8-channel Digital Input Module |
| SDV143 | 12-channel Digital Input Module |
| SDV145 | 16-channel Digital Output Module |
| SDV146 | 8-channel Digital Output Module |
| SDV147 | Analog Input Module |
| SDV148 | Analog Output Module |
Popular Yokogawa Modules
| Modèle | Description |
|---|---|
| SDV144 | 16-channel Digital Input Module |
| SDV142 | 8-channel Digital Input Module |
| SDV145 | 16-channel Digital Output Module |
| SDV147 | Analog Input Module |
| SDV148 | Analog Output Module |
| SDV143 | 12-channel Digital Input Module |
Informations sur l'entreprise
E-mail: [email protected]
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Add: Alishan Building, 2 Lvling Rd, District Siming, Xiamen, Fujian, Chine, 361006
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