The SBD4D-06 from Yokogawa provides a reliable interface for digital signal wiring in industrial safety systems. As a DIN rail mount terminal board, it organizes field connections between digital field devices and I/O modules. The model SBD4D-06 belongs to the SBD4D series, which supports single and dual-redundant configurations across 16 channels. This design suits ProSafe-RS and similar safety instrumented systems.
The SBD4D-06 focuses on secure digital signal transmission. Specifically, it uses pressure clamp terminals for fast, screw-free wiring. Additionally, the board carries a SIL3 safety integrity level rating for high-demand applications. The suffix code "6" indicates ISA Standard G3 compliance with no explosion protection.
Key Electrical and Connection Parameters:
Number of Channels: 16 channels × 1.
Terminal Style: Pressure clamp type.
Safety Rating: SIL3.
Compatible Connection Modules: SDV144 and SDV541.
Required Cables: AKB331 (*6) and AKB651.
Withstand Voltage: 2000 V AC for 1 minute.
Insulation Resistance: 10 MOhm minimum at 500 V DC.
The SBD4D-06 is built for efficient cabinet installation. Its DIN rail mounting mechanism enables quick fitting and removal during maintenance or expansion. Meanwhile, the unit weighs about 0.3 kg, which keeps shipping and handling simple.
Physical Characteristics:
Mounting Method: DIN rail.
Weight: 0.3 kg.
Configuration: Single and dual-redundant capable.
Correct installation protects signal integrity and safety compliance. First, confirm that the compatible module (SDV144 or SDV541) sits correctly in the system. Next, mount the SBD4D-06 firmly onto a standard DIN rail inside the enclosure.
Wiring requires attention to cable selection. Use the AKB331 (*6) or AKB651 cable to link the terminal board to its module. Moreover, the pressure clamp terminals accept the appropriate wire gauges for digital signals. Finally, verify insulation resistance and continuity before powering the system.
1 × Yokogawa SBD4D-06 Terminal Board
1 × Installation Reference Guide (documentation only)
Q1: What is the main function of the SBD4D-06?
A: The SBD4D-06 acts as a DIN rail mounted interface for digital signals. It connects field wiring to SDV144 or SDV541 modules through pressure clamp terminals.
Q2: Which modules and cables work with this terminal board?
A: This board connects to the SDV144 and SDV541 modules. Furthermore, you must use the AKB331 (*6) or AKB651 cable for the link.
Q3: Does the SBD4D-06 support redundant configurations?
A: Yes, the SBD4D series handles both single and dual-redundant architectures. The SBD4D-06 provides 16 channels for one side of a redundant pair.
Q4: What safety and electrical ratings does this product offer?
A: The board holds a SIL3 rating for safety loops. Besides, it withstands 2000 V AC for one minute and keeps insulation resistance at 10 MOhm minimum.
Q5: What do the suffix codes 0 and 6 mean?
A: The "0" suffix is always a placeholder value. The "6" suffix shows ISA Standard G3 compliance and no explosion protection.
| Brand Name | |
| Model No. | SBD4D-06 |
| Product Type | Terminal Board |
| hasMerchantReturnPolicy | Adjust according to reality |
| Shippingdetails | Adjust according to reality |
