Configured for hazardous-area operator control and local panel integration in industrial automation networks, the Pepperl+Fuchs PMP.PZ1.C.11 (PMP.PZ1.C.11 Control Units Ex e, Panel Mount) provides direct physical/electrical execution.

Part Number Breakdown and Configuration Matrix

The complete ordering code designates the PMP product family, the PZ1 enclosure or operator element variant, the specific contact block and actuator configuration denoted by code C, and the terminal or mounting revision designated by suffix 11 for hazardous-area panel installations.

Hardware Specifications

Surge Voltage Protection Limits and Intrinsic Safety Compliance

Engineered for Pepperl+Fuchs hazardous-area infrastructure, this control unit incorporates robust mechanical enclosures and increased safety (Ex e) terminal designs to prevent sparking within explosive atmospheres. Integrated surge voltage protection limits safeguard connected switching circuits against transient switching spikes. The high-integrity contact blocks ensure reliable low-voltage signal transmission while maintaining strict electrical clearance and creepage distances in demanding industrial environments.

Ordering Information and Package Contents

• 1 x Pepperl+Fuchs PMP.PZ1.C.11 Control Unit Ex e, Panel Mount assembly

• 1 x Integrated contact block set (1 NC / 1 NO)

• 1 x Panel mounting lock nut and sealing gasket ring

• 1 x Technical documentation and safety compliance sheet

Field Installation Guidelines and Mounting Practices

• Cut the mounting aperture into the control panel wall according to the specified diameter dimensions.

• Insert the actuator assembly through the front panel opening, ensuring the sealing gasket is correctly positioned against the enclosure face.

• Secure the unit from the rear using the mounting lock nut, applying recommended torque to maintain the IP66 seal rating.

• Connect field wiring to the increased safety (Ex e) screw terminals, ensuring proper conductor stripping length.

• Verify ground continuity across the metallic panel structure before energizing the control circuit.

Frequently Asked Questions

• Q: What is the primary function of the Pepperl+Fuchs PMP.PZ1.C.11?

  A: It serves as a hazardous-area control unit providing operator interface and electrical switching inside Ex e panels.

• Q: What type of contact elements are integrated into this control unit?

  A: The unit features integrated slow-action contact blocks comprising one normally closed (NC) and one normally open (NO) contact.

• Q: What hazardous area protection method is utilized by this device?

  A: It is certified for Increased Safety (Ex e) applications allowing panel-mounted installation in explosive atmospheres.

• Q: What is the maximum operational voltage rating for the contacts?

  A: The internal switching contacts support up to 250 VAC or VDC under rated operational conditions.

• Q: What is the maximum continuous current capacity of the switch contacts?

  A: The unit is rated for a maximum operational current of 16 A.

• Q: What degree of environmental protection does the front enclosure provide?

  A: When correctly mounted with its gasket, the assembly achieves an IP66 protection rating against dust and water ingress.

• Q: How is the control unit secured to the industrial control panel?

  A: It mounts through a standard circular panel cutout and is fastened securely from the rear using a threaded locking ring.

• Q: Can the contact blocks be wired while the control panel is energized?

  A: All wiring operations must be performed in a de-energized state in accordance with local electrical safety regulations.