DL-35 Door Monitor

Modularm® Walk-In Alarm 

Modularm DL-35 Door Monitor 800x800
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Reliable Freezer or Cooler Door Monitoring for Safety and Compliance

The Modularm® DL-35™ Freezer/Cooler Door Alarm and Monitor is a cost-effective, ETL-listed solution designed for manufacturer integration into walk-in freezers and coolers.

Engineered to help foodservice and commercial refrigeration operators maintain product integrity, conserve energy, and improve safety, the DL-35 provides a streamlined way to monitor door usage.

When a walk-in door remains ajar beyond the selected delay, the DL-35 issues both audible and visual alarms, ensuring personnel quickly respond. The system also automatically controls interior compartment lights, replacing traditional light switches for greater energy savings. 

Compact, reliable, and easy to install, the DL-35 is an essential OEM component for enhancing performance, safety, and efficiency in refrigeration systems.

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Product Information & Manuals

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Installation Guide

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Modularm DL-35 Door Monitor Image

Modularm® DL-35™ Door Alarm Monitor Features

Door Ajar Alarm: Visual and audible notifications with adjustable delay (5–45 minutes)

Automatic Light Control: Eliminates the need for separate switches and saves energy

Optional Panic Alarm: IP-1 pushbutton adds entrapment protection for worker safety

Field-Adjustable Settings: Flexible door monitor delay option for various applications

Multi-Door Capability: Supports multiple magnetic door contacts for complex installations

ETL Listed: Independently tested and certified for safety and compliance

Optional Accessories & Compatible Products

The 75LCT Touchscreen Multi-Monitor  safeguards perishables with alarms for temperature fluctuations, power outages, and door-ajar.

The 75LC Multi-Monitor for walk-in coolers & freezers saves energy & maintenance costs, protects perishables, and increases operator safety.

The IP-1 Illuminated Push Button Panic/Entrapment Alarm provides light control and auto-panic from inside the unit to ensure employee safety.

Benefits of the DL-35™ Door Alarm Monitor

Energy Efficiency: Prevents coil icing and reduces maintenance costs while saving on utility expenses.

Food Safety: Helps maintain proper cold storage conditions, preserving product integrity.

Lower Operational Costs: Minimizes equipment wear and eliminates the need for manual light switches.

Ease of Integration: Compact design and flexible wiring simplifies installation for walk-in manufacturers.

 Challenges the DL-35™ Helps Solve

Multi-Door Management

Supports multiple magnetic contacts, giving OEMs flexibility in complex installations.

Equipment Maintenance

By reducing coil icing, the DL-35 cuts down on costly service calls and downtime.

 

Food Safety Compliance

Prevents improper storage temperatures, ensuring perishable products stay within safe limits.

Frequently Asked Questions

Here’s what customers usually ask about this product—if you don’t see your question, contact us anytime.

Modularm® DL-35™

Specifications

Dimensions: 4.5” L × 4.5” W × 2.3” D

Power Supply: 120VAC / 60Hz @ 90mA max (surge protected)

Ambient Temperature: -10°C to 52°C (14°F to 126°F)

Light Contacts: N/O, 30A @ 120/240 VAC

Cable Length: 30m max

Fuse: Automatic resettable, non-replaceable

Modularm DL-35 Door Monitor Wiring & Set Up Diagram
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