{"product_id":"honeywell-900h01-0202-relay-output-module-8-channel","title":"Honeywell 900H01-0202 Relay Output Module 8-Channel","description":"\u003ch2\u003e\u003cstrong\u003eHoneywell 900H01-0202 Relay Output Module\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #d35400;\"\u003e900H01-0202\u003c\/strong\u003e is an 8-channel electromechanical relay output module for the \u003cstrong\u003eHoneywell HC900\u003c\/strong\u003e controller. It provides flexible and robust switching for AC or DC loads with isolated contacts for maximum application versatility.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCore Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Honeywell\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e \u003cstrong style=\"color: #d35400;\"\u003e900H01-0202\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Relay Output (DO) Module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs per Module:\u003c\/strong\u003e 8 Channels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Configuration:\u003c\/strong\u003e 4 Form A (SPST-NO), 4 Form C (SPDT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Device:\u003c\/strong\u003e Electromechanical Relay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Rating (Resistive Load):\u003c\/strong\u003e 4 A @ 240V AC or 30V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Rating (Incandescent Lamp Load):\u003c\/strong\u003e 0.5 A @ 240V AC or 30V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGalvanic Isolation:\u003c\/strong\u003e Relay Contact-to-Contact, Relay Contact-to-Logic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Leakage Current:\u003c\/strong\u003e 1 mA @ 350 VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOFF to ON Response Time:\u003c\/strong\u003e 11 ms Maximum (excluding controller scan \u0026amp; backplane transmission)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eON to OFF Response Time:\u003c\/strong\u003e 8 ms Maximum (excluding controller scan \u0026amp; backplane transmission)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Life:\u003c\/strong\u003e 50 million operations minimum (at 180 cycles per minute)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Life:\u003c\/strong\u003e 100,000 operations minimum (at rated load)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFail-Safe Modes:\u003c\/strong\u003e Hold Last State, User-Defined Failsafe State\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel Status Indicator:\u003c\/strong\u003e Green LED per Channel (ON when relay is energized)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Status LED:\u003c\/strong\u003e Green Blinking (Active Scan), Red (Fault\/Diagnostic)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFusing:\u003c\/strong\u003e Not Included; External Fuse Required per Output at Field Device\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0°C to +60°C (Standard HC900 Range)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDerating:\u003c\/strong\u003e None Required for Max Outputs at Max Load; No Limit on Max Modules per Rack\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eModule Features \u0026amp; Design\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMixed contact configuration: Form A (Normally Open) for simple on\/off and Form C (Changeover) for dual control or alarm circuits.\u003c\/li\u003e\n\u003cli\u003eIndividual isolation between each relay contact and from the control logic prevents ground loops and noise interference.\u003c\/li\u003e\n\u003cli\u003eRated for both AC (up to 240V) and DC (up to 30V) loads, offering broad application compatibility.\u003c\/li\u003e\n\u003cli\u003eHigh mechanical life ensures long-term reliability for frequent switching applications.\u003c\/li\u003e\n\u003cli\u003eVisual LED per channel provides clear status indication for monitoring and troubleshooting.\u003c\/li\u003e\n\u003cli\u003eConfigurable failsafe behavior ensures safe process operation during system communication loss.\u003c\/li\u003e\n\u003cli\u003eRequires external fusing at the field device for overcurrent protection, as per standard industrial practice.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation \u0026amp; Wiring Guidelines\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall in a compatible Honeywell HC900 rack.\u003c\/li\u003e\n\u003cli\u003eConnect field load wiring to the relay output terminals according to the contact form (Form A or Form C).\u003c\/li\u003e\n\u003cli\u003eFor each output, install an appropriate external fuse at the field device based on load current and wire size.\u003c\/li\u003e\n\u003cli\u003eFor inductive loads (motors, solenoids), use external surge suppression (RC snubber for AC, diode for DC).\u003c\/li\u003e\n\u003cli\u003eObserve the contact ratings: do not exceed 4A resistive or 0.5A incandescent lamp load per channel.\u003c\/li\u003e\n\u003cli\u003eUtilize Form C contacts for applications requiring a normally closed (NC) fail-safe state or dual output signals.\u003c\/li\u003e\n\u003cli\u003eEnsure proper isolation between different voltage systems when using multiple relays on the same module.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSwitching motor starters, contactors, and HVAC equipment.\u003c\/li\u003e\n\u003cli\u003eControlling alarm annunciators, horns, and strobe lights.\u003c\/li\u003e\n\u003cli\u003eInterfacing with devices requiring a dry contact input (e.g., other PLCs, recorders).\u003c\/li\u003e\n\u003cli\u003eGeneral-purpose power switching for a variety of AC and DC loads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor fuse selection guidance or to order the \u003cstrong\u003eHoneywell 900H01-0202\u003c\/strong\u003e, contact our technical sales team.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContact:\u003c\/strong\u003e Email \u003ca href=\"mailto:sales@nex-auto.com\"\u003e\u003cstrong\u003esales@nex-auto.com\u003c\/strong\u003e\u003c\/a\u003e or WhatsApp \u003ca href=\"https:\/\/wa.me\/8615392429628\"\u003e\u003cstrong\u003e+86 153 9242 9628\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePartner:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.nex-auto.com\/\"\u003e\u003cstrong\u003eNexAuto Technology Limited\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e© 2026 \u003ca href=\"https:\/\/www.autonexcontrol.com\/\"\u003e\u003cstrong\u003eAutoNex Controls Limited\u003c\/strong\u003e\u003c\/a\u003e. All rights reserved.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45621718220961,"sku":"900H01-0202","price":306.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/5390\/3265\/files\/900H01-0202-2.jpg?v=1767600597","url":"https:\/\/www.autonexcontrol.com\/fr\/products\/honeywell-900h01-0202-relay-output-module-8-channel","provider":"AutoNex Controls Limited ","version":"1.0","type":"link"}