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Yokogawa SNB10D-223/CU2N Safety Node Unit
Manufacturer:Yokogawa
Product Number:SNB10D-223/CU2N
Product Type:Safety Node Unit
Origin:Japan
Dimensions:482.6 x 221.5 x 205 mm
Weight:5.9 kg
Views:47
Payment Methods:T/T, PayPal, Western Union
Condition:New & In Stock
Warranty:1 Year
Lead Time:1-3 Working Days
Certificate:COO
Courier partners:DHL, UPS, TNT, FedEx and EMS.
Business hours:7*24
Product Description
The Yokogawa SNB10D-223/CU2N Safety Node Unit is a rack-mountable interface module designed for safety instrumented systems (SIS) such as ProSafe-RS. It provides reliable signal transmission between field devices and the safety control system, handling both analog and contact signals via the ESB bus while supplying power to connected I/O modules. The unit ensures high safety integrity and stable operation in industrial environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | SNB10D-223/CU2N |
| Type | Safety Node Unit, rack-mountable |
| Power Supply | 100–120 V AC, 220–240 V AC, 24 V DC |
| Power Consumption |
100–120 V AC: 200 VA 220–240 V AC: 230 VA 24 V DC: 5.5 A |
| Weight | 5.9 kg |
| Dimensions | 482.6 × 221.5 × 205 mm |
| Operating Temperature | -20°C to 70°C |
| Relative Humidity | 5% to 95% (non-condensing) |
| Safety Integrity Level | SIL 2 / SIL 3 |
| Standards Compliance | IEC 61508 |
| Connector Unit | CU2N (non-terminating) |
| Mounting | 19-inch rack, 4 × M5 screws with insulation bushes |
Applications
-
Safety instrumented systems in chemical, petrochemical, and power industries
-
High-reliability process monitoring and control
-
Integration with ProSafe-RS I/O modules for emergency shutdown and alarm systems
-
Centralized signal acquisition from distributed field devices
Advantages
-
Rack-mountable design allows easy integration into standard control cabinets
-
Supports both analog and discrete signals for flexible application
-
SIL 2/3 compliant for high safety-critical applications
-
Reliable power supply to I/O modules, ensuring uninterrupted operation
-
Wide operating temperature and humidity range for harsh industrial environments
-
ESB bus interface ensures fast and accurate signal transmission
Frequently Asked Questions (FAQ)
1. What is the maximum number of SNB10D-223 units supported per ESB bus?
-
Up to 13 units with SEC402 bus coupler and up to 9 units with SEC401 bus coupler.
2. Can the unit operate in high-humidity environments?
-
Yes, it operates safely in 5% to 95% relative humidity, non-condensing.
3. What type of signals can the unit handle?
-
It supports analog and contact (discrete) signals.
4. Is the unit suitable for SIL 3 applications?
-
Yes, it is compliant with SIL 2 and SIL 3 requirements.
5. What power supply options are available?
-
100–120 V AC, 220–240 V AC, and 24 V DC.
6. Can it be installed in a standard 19-inch rack?
-
Yes, mounting requires 4 × M5 screws with insulation bushes.
7. What are the operating temperature limits?
-
The unit operates between -20°C and 70°C.
8. What standards does it comply with?
-
IEC 61508 for functional safety.
9. Is the unit compatible with existing ProSafe-RS I/O modules?
-
Yes, it interfaces directly with ProSafe-RS I/O modules.
10. What is the weight and size of the unit?
-
Dimensions: 482.6 × 221.5 × 205 mm, Weight: 5.9 kg.
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Yokogawa SNB10D-223/CU2N Safety Node Unit
Manufacturer:Yokogawa
Product Number:SNB10D-223/CU2N
Product Type:Safety Node Unit
Origin:Japan
Dimensions:482.6 x 221.5 x 205 mm
Weight:5.9 kg
Views:47
Payment Methods:T/T, PayPal, Western Union
Condition:New & In Stock
Warranty:1 Year
Lead Time:1-3 Working Days
Certificate:COO
Courier partners:DHL, UPS, TNT, FedEx and EMS.
Business hours:7*24
Product Description
The Yokogawa SNB10D-223/CU2N Safety Node Unit is a rack-mountable interface module designed for safety instrumented systems (SIS) such as ProSafe-RS. It provides reliable signal transmission between field devices and the safety control system, handling both analog and contact signals via the ESB bus while supplying power to connected I/O modules. The unit ensures high safety integrity and stable operation in industrial environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | SNB10D-223/CU2N |
| Type | Safety Node Unit, rack-mountable |
| Power Supply | 100–120 V AC, 220–240 V AC, 24 V DC |
| Power Consumption |
100–120 V AC: 200 VA 220–240 V AC: 230 VA 24 V DC: 5.5 A |
| Weight | 5.9 kg |
| Dimensions | 482.6 × 221.5 × 205 mm |
| Operating Temperature | -20°C to 70°C |
| Relative Humidity | 5% to 95% (non-condensing) |
| Safety Integrity Level | SIL 2 / SIL 3 |
| Standards Compliance | IEC 61508 |
| Connector Unit | CU2N (non-terminating) |
| Mounting | 19-inch rack, 4 × M5 screws with insulation bushes |
Applications
-
Safety instrumented systems in chemical, petrochemical, and power industries
-
High-reliability process monitoring and control
-
Integration with ProSafe-RS I/O modules for emergency shutdown and alarm systems
-
Centralized signal acquisition from distributed field devices
Advantages
-
Rack-mountable design allows easy integration into standard control cabinets
-
Supports both analog and discrete signals for flexible application
-
SIL 2/3 compliant for high safety-critical applications
-
Reliable power supply to I/O modules, ensuring uninterrupted operation
-
Wide operating temperature and humidity range for harsh industrial environments
-
ESB bus interface ensures fast and accurate signal transmission
Frequently Asked Questions (FAQ)
1. What is the maximum number of SNB10D-223 units supported per ESB bus?
-
Up to 13 units with SEC402 bus coupler and up to 9 units with SEC401 bus coupler.
2. Can the unit operate in high-humidity environments?
-
Yes, it operates safely in 5% to 95% relative humidity, non-condensing.
3. What type of signals can the unit handle?
-
It supports analog and contact (discrete) signals.
4. Is the unit suitable for SIL 3 applications?
-
Yes, it is compliant with SIL 2 and SIL 3 requirements.
5. What power supply options are available?
-
100–120 V AC, 220–240 V AC, and 24 V DC.
6. Can it be installed in a standard 19-inch rack?
-
Yes, mounting requires 4 × M5 screws with insulation bushes.
7. What are the operating temperature limits?
-
The unit operates between -20°C and 70°C.
8. What standards does it comply with?
-
IEC 61508 for functional safety.
9. Is the unit compatible with existing ProSafe-RS I/O modules?
-
Yes, it interfaces directly with ProSafe-RS I/O modules.
10. What is the weight and size of the unit?
-
Dimensions: 482.6 × 221.5 × 205 mm, Weight: 5.9 kg.
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