Omron ZC-Q2255 Panel Mount Roller Plunger Limit Switch

USD 28.98

Panel-mount roller plunger switch; SPDT (1NO+1NC). Specs: 11.8N operating force, 6A at 30VDC / 10A at 125VAC, IP67 sealing, and stainless sintered alloy roller for superior wear resistance.

SKU Omron-ZC-Q2255 Category
Industrial Automation > Industrial Switches > Limit Switches

Omron ZC-Q2255 Panel Mount Roller Plunger Limit Switch

Model Identifier ZC-Q2255
Official Part Number ZC-Q2255
GTIN Standard NA

Technical Overview

The Omron ZC-Q2255 is a highly precise, compact enclosed limit switch featuring a panel mount roller plunger actuator. Designed for general-purpose horizontal mounting, it provides an IP67 degree of protection to withstand harsh industrial environments including dust and liquids. This snap-action limit switch is equipped with an SPDT (1NO+1NC) contact configuration and uses a stainless sintered alloy roller for extended durability up to 10,000,000 mechanical operations. With an operating force of 11.8 N, it offers smoother and more precise actuation compared to conventional limit switches.

Key Features

  • Compact enclosed horizontal limit switch design for confined space installation
  • Panel mount roller plunger actuator with a stainless sintered alloy roller
  • IP67 environmental protection rating against dust and water ingress
  • High mechanical durability rated for up to 10,000,000 cycles
  • Terminal wiring chamber equipped with a protective rubber grommet
  • Lower operating force requirement (11.8 N) for enhanced actuation precision

10A at 250 VAC / 6A at 30 VDC with an SPDT (1NO+1NC) snap-action contact structure.

Technical Specification Matrix

ParameterValue
Actuator TypePanel Mount Roller Plunger
Contact ConfigurationSPDT (1NO + 1NC)
Operating Force11.8 N
AC Rated Current/Voltage10 A at 250 VAC (resistive/non-inductive)
DC Rated Current/Voltage6 A at 30 VDC (resistive/non-inductive)
Degree of ProtectionIP67
Operating Temperature-10°C to +80°C
Mechanical Durability10,000,000 operations minimum
Maximum Operating Frequency (Mechanical)120 operations / minute
Maximum Operating Frequency (Electrical)20 operations / minute

Industrial Applications

1. Automated Conveyor Gate Positioning

Utilizes the panel mount roller plunger to reliably detect when a mechanical diverter gate has reached its end-of-travel position along a factory conveyor system.

Problem Solved

Provides accurate, highly repeatable mechanical gate tracking in dusty environments where optical sensors fail. The IP67 rating ensures performance despite airborne particulates.

End-of-travel detectionPanel Mount Roller PlungerIP6710A 250VAC Switching

2. CNC Machine Tool Safety Interlock

Mounted horizontally on the sliding enclosure panel of a CNC machine, actuating when the door closes over the stainless steel roller plunger.

Problem Solved

Ensures operator safety by mechanically preventing machine start-up unless the enclosure is sealed. The IP67 rating protects the switch's internal contacts from splashed cutting fluids and coolants.

Safety InterlockSnap-action SPDTStainless Sintered Alloy RollerIP67 Ingress Protection

3. Packaging Material Web Tensioning

The limit switch acts as an upper or lower limit detector for a dancer arm mechanism regulating film or paper tension in packaging machinery.

Problem Solved

The switch's low 11.8 N operating force allows the lightweight dancer arm to trigger the switch without being deflected, directly controlling the 30V DC brake circuit via its 6A DC rated contacts.

Dancer Arm Positioning11.8 N Operating Force6A 30VDC Rating10,000,000 Mechanical Cycles
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