Programming instructions
3 
Audit Trail 
• 40,000 Event Capacity 
• Entries Logged with Time and Date 
• Critical Programming Events Logged 
• Printable using the AL-IR1 Hand-Held Printer (see page 22, Function 55) 
• Uploadable using Alarm Lock's DL-Windows software (see page 22, Function 58) 
• Transferable to AL-DTMs (see page 23, Function 59) 
Lock Features 
• Metal Key Override for all cylindrical locks 
• Keypad Lockout (see page 23, Functions 60-61) 
• Non-Volatile (Fixed) Memory 
• Real-Time Clock (within one second accuracy) 
   (see page 20, Functions 43-44) 
• Programmable Relay (see page 27)
• Visual and Audible Keypad Feedback (see page 9) 
• Battery Status Monitor (see page 9) 
Scheduling 
• 500 Scheduled Events (see pages 25-30) 
• Automated Unlock/Lock 
• Enable/Disable Users (see page 16, Function 3) 
• Enable/Disable Groups (see page 17) 
• Four "Quick Schedules" (contains 4 most common schedules) (see page 26) 
• Real-time clock and calendar (see page 19) 
• Programmable Timeout Functions (see page 18) 
User Access Methods 
• Keypad Entered User Codes (see page 15) 
• Metal Key Override 
User Features 
• 2000 Users (Note:  DL3500 and DL3500EX locks are limited to 300 Users. See page 15) 
• 6 Pre-defined Administration User Levels including Master, Installer, Manager, Supervisor, Print-Only and 
Basic User Codes (see page 8) 
• User Code Lengths from 3-6 digits 
• Service Code (“One-Time-Only” Code) (see page 7) 
• User Lockout Mode (see page 16, Function 6) 
• Users Assignable to 4 Groups (see page 18) 
• Ambush Function (see page 23, Function 66) 
Keypad and Computer Programming 
• All programming may be performed manually from the keypad, or from a PC using Alarm Lock's DL-
Windows Software (see page 4)
DL Series Lock Features 










