{"product_id":"honeywell-pub6438sr-spyder-bacnet-programmable-controller","title":"Honeywell PUB6438SR Spyder BACnet Programmable Controller","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell PUB6438SR\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePUB6438S\u003c\/strong\u003e Programmable Controller, operates as a dedicated hardware component for HVAC temperature loop management and sequence execution 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\u003ePUB6438SR (PUB6438S Series)\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.5 kg (1.1 lbs) typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to 65 deg C (-40 to 149 deg F)\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 (10 VA max)\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 (0-10 VDC \/ 4-20 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Outputs (DO)\u003c\/td\u003e\n\u003ctd\u003e8 channels (Triac \/ Relay)\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 PUB6438SR executes continuous proportional-integral-derivative (PID) loop calculations and output modulating actions across 6 Universal Inputs, 4 Digital Inputs, 3 Analog Outputs, and 8 Digital Outputs. Universal inputs support direct thermistor, RTD, or 0-10 VDC \/ 4-20 mA HART loop protocol signal conditioning. Channel-to-channel isolation on the field wiring block prevents ground loops and electrical interference from degrading temperature sensing accuracy across multi-stage air handling and terminal unit applications.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What power input voltage is required for operating the PUB6438SR controller?\u003c\/p\u003e\n\u003cp\u003eA: The module requires an external AC power source delivering 20 to 30 VAC at 50\/60 Hz with a maximum power draw of 10 VA.\u003c\/p\u003e\n\u003cp\u003eQ: How are field sensor inputs and output channels configured on the PUB6438SR?\u003c\/p\u003e\n\u003cp\u003eA: Universal inputs and analog outputs are software-configurable via Honeywell Spyder programming tools to accept temperature sensors, 0-10 VDC, or 4-20 mA signals.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSecure the controller onto a standard 35 mm DIN rail inside a protective NEMA or IP-rated enclosure prior to applying power.\u003c\/li\u003e\n\u003cli\u003eRoute AC power supply wiring (20-30 VAC) in separate conduit channels from low-voltage analog temperature sensor input lines.\u003c\/li\u003e\n\u003cli\u003eTerminate shield wires from field temperature sensors to a single point cabinet earth ground to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003eSet the BACnet MS\/TP network MAC address DIP switches and baud rate configuration settings according to the master network segment schedule.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53207075651893,"sku":"PUB6438SR","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/PUB6438SR.png?v=1784788263","url":"https:\/\/www.5gplc.com\/products\/honeywell-pub6438sr-spyder-bacnet-programmable-controller","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}