Specifications - Mircom TX3 Series Installation And Operation Manual

External Power Supply
Mircom Model PS-4. 16 Vac/ 40 VA, CSA approved Class 2 Power Transformer
Mircom Model PS-4P. 16 Vac/ 40 VA, CSA approved Class 2 Power Transformer,
plug-in
Input voltage: 105 Vac to 128 Vac
Note: Maximum power consumption for an 8-line by 20 character LCD TX3
Lobby Control Unit is 6.2 Watts.
Door Strikes
Select the appropriate door strike as required by your system applications. We
recommend using the following Mircom door strikes below and its compatible
power transformer.
• Mircom Model M-10. DC (silent) or AC (buzzing) Door Strike. (Use PS-3B
transformer)
Note: The door strike must have its own separate power transformer. Do not tap
or use the system power transformers.
The maximum supply for the AC or DC Input Door Strike must not exceed:
• 28 VAC / 1 A max
• 30 VDC / 1 A max
Outputs 2-4
Relays with these contact ratings:
• 125 VAC / 2 A
• 30 VDC / 1 A
Telephone Lines
Use only Loop Start telephones (not ground start), check with your local
telephone company.
Post Office Lock
The system has a built-in micro switch and mounting hardware for a postal lock
installation. If a postal service is required, contact the Post Office to obtain the
lock.
TX3 Telephone Access System Installation and Operation Manual
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Specifications

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