{"product_id":"yokogawa-stb4d-10-digital-terminal-block","title":"Yokogawa STB4D-10 Digital Terminal Block","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa STB4D-10\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSTB4D\u003c\/strong\u003e Digital Terminal Block, operates as a dedicated hardware component for digital I\/O signal termination within ProSafe-RS safety systems.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSTB4D-10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e65.6 mm x 72 mm x 114 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive Terminal Interface Load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Capacity\u003c\/td\u003e\n\u003ctd\u003e16 Channels (Single) \/ 8 Channels (Dual-Redundant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003ePressure Clamp Terminal Block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEMC Compliance\u003c\/td\u003e\n\u003ctd\u003eEN 61000-6-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptional Feature\u003c\/td\u003e\n\u003ctd\u003eIntegrated Surge Absorber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel Isolation \u0026amp; Loop Surge Protection\u003c\/h3\u003e\n\u003cp\u003eThe terminal unit routes field digital signals directly to system I\/O modules via dual-redundant circuit pathways to guarantee high-availability execution. Integrated terminal lines incorporate channel-to-channel isolation barriers alongside optional surge absorption circuits to suppress industrial electromagnetic interference (EMC) and protect logic components against high-voltage transient spikes.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the channel capacity change when configuring the Yokogawa STB4D-10 for dual-redundant operation?\u003c\/p\u003e\n\u003cp\u003eA: In standard single-loop execution, the terminal block supports up to 16 independent digital channels. When wired for dual-redundant safety configurations, the effective signal throughput is configured for 8 redundant channel pairs.\u003c\/p\u003e\n\u003cp\u003eQ: What field wiring termination method is supported on the STB4D-10 module?\u003c\/p\u003e\n\u003cp\u003eA: The module utilizes screwless pressure clamp terminal connections to maintain constant mechanical tension on field conductors, mitigating loose wire faults caused by industrial vibration.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure panel supply power and field loop power are de-energized prior to connecting conductors to the terminal block.\u003c\/li\u003e\n\u003cli\u003eStrip field wire leads to the manufacturer-specified length without nicking internal copper strands before inserting into the pressure clamps.\u003c\/li\u003e\n\u003cli\u003eVerify that the terminal unit is mounted securely on the specified DIN rail or rack enclosure base to maintain earth ground contact.\u003c\/li\u003e\n\u003cli\u003eRoute high-voltage AC cables separate from low-voltage digital I\/O wiring channels to minimize crosstalk and electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eGround all cable shields at a single dedicated panel earth bar in accordance with standard functional safety wiring practices.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52596836991256,"sku":"STB4D-10","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/SPW482-53_1_11a945c3-5e93-4510-b4e7-36fec4ad3b11.jpg?v=1788247372","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-stb4d-10-digital-terminal-block","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}