{"product_id":"pub6438s-honeywell-spyder-programmable-controller","title":"PUB6438S Honeywell Spyder Programmable Controller","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell PUB6438S\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePUB6438S\u003c\/strong\u003e Programmable Controller, operates as a dedicated hardware component for HVAC equipment control and process signal processing within Spyder BACnet MS\/TP networks.\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\u003ePUB6438S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA \/ As specified on hardware label\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e20 to 30 VAC; 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController Family\u003c\/td\u003e\n\u003ctd\u003eSpyder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Protocol\u003c\/td\u003e\n\u003ctd\u003eBACnet MS\/TP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal Inputs (UI)\u003c\/td\u003e\n\u003ctd\u003e6 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Inputs (DI)\u003c\/td\u003e\n\u003ctd\u003e4 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Outputs (AO)\u003c\/td\u003e\n\u003ctd\u003e3 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Outputs (DO)\u003c\/td\u003e\n\u003ctd\u003e8 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol and Channel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe PUB6438S integrates high-density I\/O handling across 6 Universal Inputs, 4 Digital Inputs, 3 Analog Outputs, and 8 Digital Outputs to execute deterministic sequence control over field actuators and transmitters. Analog and universal channel circuits are designed with internal isolation to prevent ground loop interference when interfacing with 4-20 mA HART loop protocol transmitters and variable frequency drive feedback lines. Channel-to-channel isolation minimizes cross-talk and preserves signal fidelity across multi-loop HVAC process topologies.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What power input voltage range is required to operate the PUB6438S controller?\u003c\/p\u003e\n\u003cp\u003eA: The PUB6438S requires a rated supply voltage of 20 to 30 VAC at 50\/60 Hz.\u003c\/p\u003e\n\u003cp\u003eQ: What is the onboard I\/O capacity of the Honeywell PUB6438S?\u003c\/p\u003e\n\u003cp\u003eA: The controller includes 6 Universal Inputs (UI), 4 Digital Inputs (DI), 3 Analog Outputs (AO), and 8 Digital Outputs (DO).\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the PUB6438S securely onto a standard DIN rail or panel surface inside a protected enclosure before applying field power.\u003c\/li\u003e\n\u003cli\u003eEnsure all AC power wiring conforms to 20-30 VAC limits and is physically segregated from low-voltage I\/O signal lines.\u003c\/li\u003e\n\u003cli\u003eLand field sensor and actuator wiring onto the removable terminal blocks, maintaining proper shield termination to earth ground at a single point.\u003c\/li\u003e\n\u003cli\u003eSet the BACnet MS\/TP network address MAC switches and baud rates in accordance with system network commissioning rules prior to powering up the loop.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53206969745717,"sku":"PUB6438S","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/PUB6438S.png?v=1784788010","url":"https:\/\/www.5gplc.com\/products\/pub6438s-honeywell-spyder-programmable-controller","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}