Yokogawa S2BN1D-11130 ProSafe-RS Network Interface Unit
The Yokogawa S2BN1D-11130, also cataloged as the S2BN1D Network Interface Unit, operates as a dedicated hardware component for communication bridging and field power distribution within N-IQ I/O safety networks. Installed between the Safety Control Unit and up to 6 N-IQ I/O units, the module processes high-speed N-ESB Bus protocols to route safety logic signals, pass external alarm inputs, and provide a regulated 24 VDC output bus to downstream I/O hardware.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | S2BN1D-11130 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | Standard Chassis Weight (Approx. 1.2 kg) |
| Dimensions | Compact NIU Profile |
| Operating Temp | -20 to 60 deg C |
| Power Consumption | Input Voltage: 100-240 VAC (50/60 Hz) or 24 VDC; Output: 24 VDC |
| Communication Interface | N-ESB Bus Protocol |
| I/O Capacity | Connects up to 6 N-IQ I/O Units |
| Maintenance Interface | Micro-USB Terminal Port (Node Setting & Diagnostics) |
| Insulation Withstand | 1500 VAC for 1 minute (Power Input to Ground Terminal) |
| Mounting Orientation | Vertical Mounting Only (DIN Rail or Wall Mount) |
| Product Family | ProSafe-RS Safety Instrumented System |
Field Signal Routing & DCS Loop Integration
The S2BN1D-11130 establishes deterministic communication channels over the N-ESB Bus architecture, maintaining low-latency data exchange across safety control segments. The interface unit preserves transparent field signal pass-through for 4-20 mA HART loop protocol communications when managing analog N-IQ modules. Integrated galvanic barrier isolation and channel-to-channel isolation circuits suppress ground loops and electromagnetic noise, keeping digital HART frequency-shift keying (FSK) signals and safety-critical process inputs fully intact.
Frequently Asked Questions
Q: How is the node number assigned on the S2BN1D-11130 Network Interface Unit?
A: The node number and diagnostic parameters are configured through the onboard micro-USB maintenance port using dedicated system setup software.
Q: What are the physical mounting orientation restrictions for the S2BN1D-11130?
A: The unit must be mounted strictly in a vertical orientation on standard DIN rail or wall surfaces to ensure proper natural convection cooling and structural stability.
Field Installation Guidelines
- Power Isolation: De-energize primary AC/DC power sources and field load lines before installing or servicing the S2BN1D-11130 unit.
- Vertical Mounting: Secure the housing in a vertical-only orientation on a 35 mm DIN rail or mounting plate, verifying that the mechanical locking mechanisms engage firmly.
- Grounding & Dielectric Safety: Connect the unit ground terminal directly to cabinet functional earth, maintaining the 1500 VAC isolation barrier protection between power inputs and ground.
- N-ESB Bus Connection: Connect N-ESB Bus communication cables to the designated ports, observing strict bus termination resistance and bend radius specifications.
- External Alarm Wiring: Connect external alarm input contacts to the designated terminal block, ensuring signal wiring is shielded and routed away from high-voltage AC lines.
Yokogawa S2BN1D-11130 ProSafe-RS Network Interface Unit
Yokogawa S2BN1D-11130 ProSafe-RS Network Interface Unit
The Yokogawa S2BN1D-11130, also cataloged as the S2BN1D Network Interface Unit, operates as a dedicated hardware component for communication bridging and field power distribution within N-IQ I/O safety networks. Installed between the Safety Control Unit and up to 6 N-IQ I/O units, the module processes high-speed N-ESB Bus protocols to route safety logic signals, pass external alarm inputs, and provide a regulated 24 VDC output bus to downstream I/O hardware.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | S2BN1D-11130 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | Standard Chassis Weight (Approx. 1.2 kg) |
| Dimensions | Compact NIU Profile |
| Operating Temp | -20 to 60 deg C |
| Power Consumption | Input Voltage: 100-240 VAC (50/60 Hz) or 24 VDC; Output: 24 VDC |
| Communication Interface | N-ESB Bus Protocol |
| I/O Capacity | Connects up to 6 N-IQ I/O Units |
| Maintenance Interface | Micro-USB Terminal Port (Node Setting & Diagnostics) |
| Insulation Withstand | 1500 VAC for 1 minute (Power Input to Ground Terminal) |
| Mounting Orientation | Vertical Mounting Only (DIN Rail or Wall Mount) |
| Product Family | ProSafe-RS Safety Instrumented System |
Field Signal Routing & DCS Loop Integration
The S2BN1D-11130 establishes deterministic communication channels over the N-ESB Bus architecture, maintaining low-latency data exchange across safety control segments. The interface unit preserves transparent field signal pass-through for 4-20 mA HART loop protocol communications when managing analog N-IQ modules. Integrated galvanic barrier isolation and channel-to-channel isolation circuits suppress ground loops and electromagnetic noise, keeping digital HART frequency-shift keying (FSK) signals and safety-critical process inputs fully intact.
Frequently Asked Questions
Q: How is the node number assigned on the S2BN1D-11130 Network Interface Unit?
A: The node number and diagnostic parameters are configured through the onboard micro-USB maintenance port using dedicated system setup software.
Q: What are the physical mounting orientation restrictions for the S2BN1D-11130?
A: The unit must be mounted strictly in a vertical orientation on standard DIN rail or wall surfaces to ensure proper natural convection cooling and structural stability.
Field Installation Guidelines
- Power Isolation: De-energize primary AC/DC power sources and field load lines before installing or servicing the S2BN1D-11130 unit.
- Vertical Mounting: Secure the housing in a vertical-only orientation on a 35 mm DIN rail or mounting plate, verifying that the mechanical locking mechanisms engage firmly.
- Grounding & Dielectric Safety: Connect the unit ground terminal directly to cabinet functional earth, maintaining the 1500 VAC isolation barrier protection between power inputs and ground.
- N-ESB Bus Connection: Connect N-ESB Bus communication cables to the designated ports, observing strict bus termination resistance and bend radius specifications.
- External Alarm Wiring: Connect external alarm input contacts to the designated terminal block, ensuring signal wiring is shielded and routed away from high-voltage AC lines.
