HID Mercury LP1501 - LP1501 Terminal Connections

2.1 LP1501 connections
TB1-1 IN1 Input 1
TB1-2 IN1
TB1-3 IN2 Input 2
TB1-4 IN2
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TB2-1 VO Reader 1 power output – 12 V DC
TB2-2 LED Reader 1 LED output
TB2-3 BZR Reader 1 buzzer output
TB2-4 CLK Reader 1 CLK/Data 1/TR+ (B)
1
TB2-5 DAT Reader 1 DAT/Data 0/TR- (A)
1
TB2-6 GND Reader 1 ground
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TB3-1 LED Reader 2 LED output
TB3-2 BZR Reader 2 buzzer output
TB3-3 CLK Reader 2 CLK/Data 1 input
TB3-4 DAT Reader 2 DAT/Data 0 input
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TB4-1 VO Auxiliary power output – 12 V DC
TB4-2 GND Auxiliary power output ground
TB4-3 VIN Input power – 12 V DC (from local power supply)
TB4-4 GND Input power ground
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TB5-1 NO Relay K1 – Normally open contact
TB5-2 1-C Relay K1 – Common contact
TB5-3 NC Relay K1 – Normally closed contact
TB5-4 NO Relay K2 – Normally open contact
TB5-5 2-C Relay K2 – Common contact
TB5-6 NC Relay K2 – Normally closed contact
1. Terms (A) and (B) are from the RS-485 standard.
PLT-05243, A.1 6 June 2021
Powering
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HIDMercury™ LP1501 Controller
Installation and Specifications