The MTDC-4 is a 2-4 door access control Interlock (man trap) board designed to be used with 2-4 standalone access control readers, two networked access control readers or pass through mode (no readers). The MTDC-4 accepts door contact inputs and lock release inputs from 2-4 access control readers and controls the lock release functions and traffic LED states according to the door states and the board’s interlock logic.

Includes:
 

• MTDC-4 board
• Installation instructions.

Options:

• TLP-SS Traffic lights on a stainless steel plate

Features:

• Accepts 12-24Vdc and drives locks directly Current draw 4 Amps max.
• NC door contact inputs
• Isolated NC door contact outputs
• Selectable Normally Open or Normally No Voltage Door Release Inputs
• Trigger Voltages input range of 5-24vdc, 5ma max current drain.
• Auto re-settable fused lock Voltage outputs
• Normally No Voltage or Normally Voltage Lock Outputs 1amp maximum.
• Traffic light outputs.
• Selectable pass through mode for open facility man trap spaces (no readers required).
• NC or NNV Fire alarm override input: unlocks both doors and causes traffic lights to alternately flash at .5Hz.
• Adjustable 0-60 second Interlock Delay timer.
• Delay timer output relay for controlling ventilation or other equipment during the interlock delay time in the man trap space.
• Dimensions L5.33 x W4.49x H1.00
• Operating Temperature 0-70C.
• Weight .1bs