Yokogawa AKB331 Signal Cable Configured for field network I/O interconnect in Yokogawa CENTUM VP and ProSafe-RS platforms, the Yokogawa AKB331...
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Keterangan
Yokogawa AKB331 Signal Cable
Configured for field network I/O interconnect in Yokogawa CENTUM VP and ProSafe-RS platforms, the Yokogawa AKB331 (base model AKB331 signal cable) provides direct physical and electrical linkage between high-density digital/analog I/O modules such as SDV144 and terminal boards including ARM15A. The assembly supports 50-pin connector mating and maintains defined signal paths without introducing extraneous circuit loading.
Hardware Specifications
Parameter
Specification
Model Brand
Yokogawa
Origin
Japan
Weight
0.45 kg
Dimensions
500 mm length (varies by suffix)
Operating Temp
–20 degC to +70 degC
Power Consumption
Passive (no active power draw)
Pin Configuration
50-pin to 50-pin
Shielding
EMI/RFI shielded
Fieldbus & Loop Compatibility
The AKB331 supports 4-20 mA HART loop protocol transmission integrity when deployed with compatible Yokogawa I/O assemblies. Channel-to-channel isolation is maintained through shielded conductor routing, minimizing crosstalk between adjacent signal pairs in multi-core configurations. This preserves deterministic response characteristics required in CENTUM VP control loops.
Frequently Asked Questions
Q: Can the AKB331 be hot-swapped while the system is powered?
A: No. All Yokogawa FIO cabling must be disconnected from powered modules before removal to prevent transient backfeed into the I/O card.
Q: Does cable length affect signal timing in ProSafe-RS architectures?
A: Within specified length options, propagation delay remains within Yokogawa’s published tolerances; exceeding recommended lengths may degrade noise immunity.
Q: Are different suffix versions electrically interchangeable?
A: Yes, provided pinout and shielding specifications match; mechanical length differences are the only variation.
Field Installation Guidelines
Install the AKB331 with minimum bend radius of 50 mm to avoid core deformation. Connectors must be fully seated until locking levers engage. Shield terminations should be bonded to the system ground at one end only to prevent ground loops. Route separately from high-voltage power cables, maintaining at least 150 mm spacing in cable trays. Verify pin alignment before mating to prevent contact splay.
