Overview
Yokogawa S2BN1D-11130 N-IO Base Plate with Disconnecting Terminals
Configured for field signal termination and power distribution in the ProSafe-RS N-IO subsystem, the Yokogawa S2BN1D-11130 (S2BN1D Base Plate with Disconnecting Terminals) provides direct physical and electrical execution for 16-channel I/O module installation and F-SB bus connection.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | S2BN1D-11130 |
| Brand | Yokogawa |
| Origin | Japan |
| Product Type | N-IO Base Plates |
| System Platform | ProSafe-RS Safety Instrumented System |
| Channel Capacity | 16 channels |
| I/O Module Configuration | Single or Dual-Redundant I/O configuration |
| Mounting Type | Wall mount type |
| Field Wiring Interface | Pressure clamp terminal with disconnecting terminals |
| Field Power Supply | 24 VDC, +20% / -10%, up to 11.0 A |
| Over-Voltage Protection | Detection level <= 32 V |
| Insulation Resistance | >= 100 Mohm at 500 VDC |
| Withstanding Voltage | Input/output to system: 1500 VAC for 1 minute; output to ground: >= 500 VAC for 1 minute |
| Output to Ground Capacitance | <= 0.4 uF |
| Bus Interface | F-SB Bus via S2KLF10 cable |
| Power Connection | Base Plate Power Supply Cable S2KPB10 |
| Ground Connection | M3 screw terminal |
| Operating Temp | -40 deg C to 70 deg C |
| Environmental Protection | ISA Standard G3 conformal coating |
| Mounting Orientation | Vertical wall mounting |
| Weight | Approx. 1.4 kg |
| Power Consumption | Field power distribution load up to 11.0 A |
Process Control Signal Isolation and F-SB Bus Interface
The Yokogawa S2BN1D-11130 supports ProSafe-RS N-IO architecture by providing direct connections between field wiring and I/O modules. The pressure clamp terminal design allows individual channel disconnection during loop inspection and maintenance operations.
Additionally, the base plate connects N-IO modules through the F-SB Bus interface. The design supports Yokogawa safety system communication requirements while maintaining separated field wiring, module power distribution, and system grounding paths.
The module supports process control signal handling configurations commonly applied in Yokogawa safety systems, including 4-20 mA HART loop protocol interfaces through compatible N-IO modules, FOUNDATION Fieldbus / Profibus PA connectivity through dedicated interface modules, and channel-to-channel isolation functions where supported by the installed I/O hardware.
Frequently Asked Questions
Q: Does the S2BN1D-11130 support redundant I/O module configurations?
A: Yes. The S2BN1D-11130 supports Single and Dual-Redundant I/O module configurations within the ProSafe-RS N-IO subsystem.
Q: What type of field wiring connection does the S2BN1D-11130 provide?
A: The base plate uses pressure clamp terminals with disconnecting terminals for individual field loop isolation and maintenance access.
Q: Can the S2BN1D-11130 connect directly to the F-SB communication network?
A: Yes. The unit connects to the F-SB Bus through the S2KLF10 F-SB Bus Cable and receives power through the S2KPB10 Base Plate Power Supply Cable.
Field Installation Guidelines
- Install the S2BN1D-11130 in a vertical wall-mounted position according to Yokogawa ProSafe-RS installation requirements.
- Verify that the 24 VDC field power supply wiring meets the specified voltage range before module connection.
- Connect the grounding terminal using the designated M3 screw terminal and maintain proper protective grounding practices.
- Route field signal cables separately from high-voltage power cables to reduce electrical interference.
- Confirm correct F-SB Bus cable installation before powering the N-IO subsystem.
- Use appropriate shield grounding methods for analog signal wiring when connected to compatible HART or field communication modules.
- Inspect terminal tightness and wiring identification before commissioning the safety system.
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