Configured for RS‑422/RS‑485 signal transmission between ALM‑side M4 terminals and remote M3 terminals, the Yokogawa AKB161-M100 (AKB161 signal cable) provides direct shielded routing for differential serial communication across a fixed 100 m length.
Hardware Specifications
Parameter
Specification
Model
AKB161-M100
Brand
Yokogawa
Origin
Not specified
Weight
5 kg (shipping)
Dimensions
Not specified
Operating Temp
Not specified
Power Consumption
Not applicable
Core Performance Indicators
RS‑422/RS‑485 cable; M4–M3 terminal routing; 5 m increment cable series; 100 m length (M100 suffix)
Channel‑to‑Channel Isolation for RS‑422/RS‑485 Signaling
Within Yokogawa serial‑communication wiring practices, the AKB161 cable maintains stable differential signaling by preserving channel‑to‑channel isolation across its conductor pairs. Shielding minimizes cross‑talk and external noise coupling, ensuring deterministic timing for RS‑422/RS‑485 links between ALM and remote modules. The controlled impedance geometry supports long‑distance serial transmission up to the 100 m M100 variant without degrading signal integrity.
Frequently Asked Questions
Q: Is the AKB161-M100 interchangeable with shorter AKB161 cable lengths? A: Yes. Only the cable length changes; pin mapping and connector behavior remain identical across suffix variants.
Q: Can the cable be used for both RS‑422 and RS‑485? A: Yes. The conductor arrangement and shielding support both differential standards.
Q: Is the cable hot‑swappable? A: No. Connect or disconnect only when associated modules are de‑energized to avoid communication faults.
Field Installation Guidelines
Ensure M4 and M3 terminal connectors are fully seated before powering the system.
Route the cable away from high‑voltage or high‑current conductors to reduce induced noise.
Maintain shield bonding according to Yokogawa grounding practices, typically at the cabinet entry point.
Avoid tight bending radii to preserve conductor geometry over the 100 m length.
Apply strain relief at both ends to prevent connector fatigue during cabinet vibration.
Verify continuity after installation, especially for long‑distance runs.
