156.OA11.2422C

156.OA11.2422C

$76.12
  • Description:RELAY SAFETY 4PST 8A 24V
  • Series:OA
  • Mfr:Altech Corporation
  • Package:Bulk

SKU:de4181c39371 Category: Brand:

  
  • Quantity
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Product Detailed Parameters

  • Description:RELAY SAFETY 4PST 8A 24V
  • Series:OA
  • Mfr:Altech Corporation
  • Package:Bulk
  • Mounting Type:DIN Rail
  • Coil Voltage:24VDC
  • Contact Form:4PST-2NO/2NC (2 Form A, 2 Form B)
  • Contact Rating (Current):8:00 AM
  • Switching Voltage:400VAC, 250VDC - Max
  • Features:-
  • Termination Style:Screw Terminal
  • Must Operate Voltage:16.8 VDC
  • Must Release Voltage:-
  • Operate Time:20 ms
  • Release Time:6 ms
  • Operating Temperature:-40°C ~ 85°C
  • Contact Material:Silver Tin Oxide (AgSnO), Gold (Au)

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156.OA11.2422C

Buying Guide
Summary

Altech Corporation 156-OA11-2422C is used in Safety Relays category when predictable switching behavior and derating under real loads are required. Key specs include Description (RELAY SAFETY 4PST 8A 24V), Temperature (-40°C ~ 85°C), Mounting (DIN Rail), and Packaging (Bulk).

Selection Notes
  • For 156-OA11-2422C, double-check the mounting type (DIN Rail) for your intended installation method.
  • Confirm the coil voltage requirement (24VDC) is supported by your control logic rails.
  • Validate the operating temperature range (-40°C ~ 85°C) for your environment and margin.
Alternates & Substitutions
  • For Safety Relays, validate alternates under worst-case corners rather than assuming typical-only conditions represent production builds.
  • Treat mounting DIN Rail, packaging Bulk as the first filter, then move on to electrical and performance checks.
  • Validate the min/max operating conditions (temperature -40°C ~ 85°C) and keep headroom for worst-case corners.
  • For switching parts, align contact form 4PST-2NO/2NC (2 Form A, 2 Form B), coil 24VDC, contact rating 8:00 AM and validate life expectancy under your real duty cycle.
FAQ

How do I choose an alternate for 156-OA11-2422C?
Match footprint and ratings first, then confirm operating conditions and test conditions behind key specs before approval.

Which Termination Style is specified for 156-OA11-2422C?
Screw Terminal

What Must Operate Voltage is listed for 156-OA11-2422C?
16.8 VDC

What Operate Time is listed for 156-OA11-2422C?
20 ms

Application Scenarios

For Altech Corporation 156-OA11-2422C used in Safety Relays designs, the shortlist is often driven by predictable margins and a straightforward validation plan. Safety relay designs emphasize deterministic failure modes, contact monitoring, and wiring practices so the safety function remains verifiable in the field. A disciplined selection reduces nuisance faults and keeps service procedures straightforward in the field. They provide controlled switching for signals and power, enabling isolation, routing, and safe user interaction. Across automotive power routing, switching must handle inductive loads and transients while maintaining EMI margins. Within production lines, safety functions are designed for repeatable proof testing, so reset behavior and monitoring contacts are treated as acceptance criteria. Across industrial safety systems, safety relays enforce interlocks and emergency stops where deterministic failure modes and diagnostic coverage are required. Within integration work, eliminating uncertainty early is often the fastest route to a stable release.

Compatibility Advice
  • For Safety Relays, during bring-up and production test, check interlock logic and debounce strategy so the system does not respond to bounce as real events. This keeps qualification evidence reproducible later.
  • For Safety Relays, to avoid late surprises, validate switching behavior under contamination and vibration so safety and interlock behavior stays deterministic. This keeps qualification evidence reproducible later.
Project Fit
  • More fragile when integrating Altech Corporation 156-OA11-2422C for Safety Relays, inductive transients are unbounded and protection is not coordinated, because validation would rely on assumptions that cannot be re-tested later.
156.OA11.2422C156.OA11.2422C
$76.12
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