Mercury Security © 2015 MR51e DOC 10107-0035 REV 1.06 Page 2
MR51e Terminal Blocks and Jumpers/Jacks:
Reader 1 Power Output – 12 VDC
Reader 2 CLK/Data 1 Input
Reader 2 DAT/Data 0 Input
Auxiliary Power Output – 12 Vdc
Auxiliary Power Output Ground
Input Power – 12 Vdc (from local power supply)
Relay K1 – Normally Open Contact
Relay K1 – Common Contact
Relay K1 – Normally Closed Contact
Relay K2 – Normally Open Contact
Relay K2 – Common Contact
Relay K2 – Normally Closed Contact
Jumpers:
MR-51E powered from the Ethernet connection
MR-51E powered from an external 12 Vdc power
source connected to TB5-3 (VIN), TB5-4 (GND)
Ethernet Connection with POE support