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Allen-Bradley 440R-N23120 is a GuardMaster MSR126.1R safety relay designed for monitoring safety light curtains and safety interlock switches. This Bulletin 440R module operates on a 24V AC/DC supply and is rated for Safety Integrity Level (SIL) 3 applications. It provides a reliable interface for safety functions, ensuring compliance with machine safety standards for point-of-operation and perimeter guarding.
MODEL 440R-N23120
$541.72 Each
Prices are subject to change
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Surplus Product. Genuine Allen-Bradley® item sold as surplus by MRO Supply, an independent reseller — not an authorized Rockwell Automation distributor. Rockwell's factory warranty, TechConnect℠ support, and firmware entitlements do not apply. Sold as-is with no warranty. Allen-Bradley® and PowerFlex® are trademarks of Rockwell Automation, Inc.; MRO Supply is not affiliated with Rockwell.
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Typically Ships in: 1 day
Returnable: Yes
Depth
22.5mm
Function
Light beam/curtain, safety switch/interlock
Length
110mm
Number of channels
2
Performance level
e
PL ISO 13849-1
e
Range
Minotaur
Reset method
Monitored
Safety category ISO 13849-1
4
Safety contacts
2
Series
MSR126.1R
SIL IEC 61508
3
Supply voltage
24V ac/dc
Width
75 mm
Relay, GuardMaster, MSR126.IR, Single Function, Safety, 24 Volt AC/DC, Dual Channel, 2 Normally Closed, Inputs, 2 Normally Open Safety Outputs, No Auxiliary Outputs, Fixed Terminals, Monitored Manual Reset
| Brand | Gates Rubber |
| Model | 7/5VX1900 |
