{"product_id":"relay-safety-output-module-hima-22120-22-120-sil3","title":"Relay Safety Output Module | HIMA 22120 22 120 SIL3","description":"\u003ch2\u003eHIMA 22120 Safety Output Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for discrete field actuator driving in safety-critical process loops, the \u003cstrong\u003eHIMA 22120\u003c\/strong\u003e (\u003cstrong\u003e22 120\u003c\/strong\u003e Safety Output Module) provides direct physical\/electrical execution.\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\u003e22120 \/ 22 120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHIMA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard HIMA frame footprint\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\u003e24 W total power capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Capacity\u003c\/td\u003e\n\u003ctd\u003e4 relay channels, 2 A per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Rating\u003c\/td\u003e\n\u003ctd\u003eSIL3 (IEC 61508, IEC 61511)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFail-Safe Execution \u0026amp; Galvanic Isolation\u003c\/h3\u003e\n\u003cp\u003eDesigned for integration into high-integrity safety instrumented systems (SIS), this module maintains strict channel-to-channel galvanic isolation to prevent cross-talk and fault propagation. The internal hardware logic guarantees fail-safe state execution, driving relay contacts to a predetermined de-energized state upon detecting a system fault or power loss. Certified to SIL3 standards, the module enforces continuous internal diagnostics to validate loop integrity across all four independent relay outputs.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What happens to the relay outputs if the internal module diagnostic detects a hardware fault?\u003c\/p\u003e\n\u003cp\u003eA: Internal diagnostic circuits force the output relays into a fail-safe de-energized state, opening the loop to connected field devices like valves or alarms.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 2 A output contacts drive inductive loads directly?\u003c\/p\u003e\n\u003cp\u003eA: While each channel supports up to 2 A at 24 VDC, inductive field loads require external flyback diode suppression or RC snubber circuits across the load to prevent contact degradation.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the module on the designated DIN rail or rack subframe, ensuring the grounding clip establishes a low-impedance connection to the cabinet chassis. Route 24 VDC field power and relay contact wiring through isolated channels separate from high-voltage AC lines to prevent inductive noise coupling. Terminate all field wiring using properly rated crimp lugs and tighten screw terminals to the manufacturer's torque specifications. Verify that field wiring resistance and total load power remain within the 24 W total module capacity before applying loop power.\u003c\/p\u003e","brand":"HIMA","offers":[{"title":"Default Title","offer_id":43782498484314,"sku":"22120","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/300._d7f6a034-1ea4-405e-bbae-56c1a0a1e6bf.jpg?v=1785806165","url":"https:\/\/www.spareoil.com\/ar\/products\/relay-safety-output-module-hima-22120-22-120-sil3","provider":"SpareOil Automation","version":"1.0","type":"link"}