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| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Overview
The Yokogawa ADM55R-S2 Relay Output Module is a high-reliability module designed for Yokogawa distributed control systems (DCS). It provides relay-based digital output capability, enabling control of external devices such as alarms, actuators, pumps, and valves.The module ensures precise and safe switching operations and is suitable for industrial environments where robust and isolated relay outputs are required. Its compact design allows easy integration into ADM series racks.
Key Features
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Provides isolated relay outputs for industrial control applications
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Compatible with Yokogawa ADM series DCS racks
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Supports multiple relay channels for versatile control
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High electrical isolation for safe operation
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LED indicators for output status monitoring
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Compact, modular design for efficient installation
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Hot-swappable for easy maintenance
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Reliable performance in harsh industrial environments
Technical Specifications
| Item | Specification |
|---|---|
| Manufacturer | Yokogawa |
| Part Number | ADM55R-S2 |
| Product Type | Relay Output Module |
| Output Channels | 8 relay outputs per module |
| Output Type | Electromechanical relay, normally open (NO) or normally closed (NC) |
| Contact Rating | 2 A @ 250 VAC / 30 VDC |
| Response Time | < 10 ms |
| Isolation | 1500 V AC between channels and backplane |
| Operating Temperature | 0 °C to +55 °C |
| Storage Temperature | –20 °C to +70 °C |
| Humidity | 5–95% RH, non-condensing |
| Mounting | ADM series rack |
| Dimensions | 130 × 100 × 50 mm |
| Weight | 0.6 kg |
| Applications | Digital control of alarms, actuators, pumps, valves, and other industrial devices |
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) output control
Frequently Asked Questions (FAQ)
Q1: What is the main function of the ADM55R-S2?
It provides isolated relay outputs for digital control of external devices.
Q2: How many output channels does the module support?
8 relay outputs per module.
Q3: What types of relay outputs are available?
Electromechanical relay outputs, normally open (NO) or normally closed (NC).
Q4: What is the contact rating?
2 A @ 250 VAC or 30 VDC.
Q5: Can it operate in high-temperature industrial environments?
Yes, it operates between 0 °C and +55 °C.
Q6: How is the module mounted?
It is mounted in ADM series racks.
Q7: Does the module provide any status indicators?
Yes, LED indicators show the output status for each channel.
Q8: Is it suitable for continuous industrial operation?
Yes, it is designed for reliable operation in harsh environments.
Related Yokogawa Modules
| Model | Description |
|---|---|
| ADM55R-S1 | 8-Channel Relay Output Module |
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| ADM55R-S4 | High-Speed Relay Output Module |
| ADM55R-S5 | Redundant Relay Output Module |
| ADM56D-S2 | Digital Output Module |
| ADM56D-S3 | High-Density Digital Output Module |
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