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Summary of Contents for HID Mercury LP4502
- Page 1 HID Mercury™ LP4502 Controller Installation and Specifications PLT-05246, A.4 June 2021 HID Mercury™ LP4502 Controller Installation and Specifications Powering Trusted Identities...
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Page 2: What's New
HID GLOBAL, HID, the HID Brick logo, the Chain Design, and HID Mercury are trademarks or registered trademarks of HID Global, ASSA ABLOY AB, or its affiliate(s) in the US and other countries and may not be used without permission. All other trademarks, service marks, and product or service names are trademarks or registered trademarks of their respective owners. - Page 3 Section 01 Overview Powering Trusted Identities...
- Page 4 The LP4502 intelligent controller provides decision making, event reporting, and database storage for the HID Mercury hardware platform. Two reader interfaces provide control for two doors. Host communication is via the on-board 10Base T/100Base-TX Ethernet port, or the Micro USB port (2.0) with an optional Micro USB to Ethernet adapter.
- Page 5 Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications 1.2 LP4502 hardware PLT-05246, A.4 June 2021...
- Page 6 Section 02 LP4502 wiring and setup Powering Trusted Identities...
- Page 7 Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications 2.1 LP4502 connections TB1-1 Power fault input TB1-2 TB1-3 Cabinet Tamper input TB1-4 TB1-5 Power input TB1-6 VIN: 12 to 24 V TB2-1 SIO port 1 (2-wire RS-485) TB2-2 TR- (A)
- Page 8 Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications TB8-1 Reader 1 - Ground TB8-2 DAT/D0 Reader 1 - Data/Data 0/TR- (A) TB8-3 CLK/D1 Reader 1 - Clock/Data 1/TR+ (B) TB8-4 Reader 1 - Buzzer TB8-5 Reader 1 - LED...
- Page 9 Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications 2.1.1 Jumpers and jacks The LP4502 processor hardware interface is configured using jumpers to setup the reader port power and end of line termination. Jumpers Set at Description 10 Base-T/100Base-Tx Ethernet connection (Port 0).
- Page 10 Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications 2.1.2 DIP switches The four switches on S1 DIP switch configure the operating mode of the LP4502 processor. DIP switches are read on power-up except where noted. Pressing reset switch S2 causes the LP4502 to reboot.
- Page 11 Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications 2.3 Bulk erase configuration memory The bulk erase function can be used for the following: Erase all configuration and cardholder database (sanitize board, less third party applications). Update OEM default parameters after OEM code has been changed.
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Page 12: Communication Wiring
Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications 2.4 Input power, cabinet tamper and UPS fault input wiring The LP4502 requires 12-24 V DC power. Locate power source as close to the unit as possible. Connect power with minimum of 18 AWG wire. Connect the GND signal to earth ground in only ONE LOCATION within the system! Multiple earth ground connections may cause ground loop problems and is not advised. -
Page 13: Reader Wiring
Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications 2.6 Reader wiring Each reader port supports a reader with TTL (D1/D0, Clock/Data), F/2F (standard or supervised), or 2-wire RS-485 signaling (OSDP reader for example). Power to the reader is selectable: 12 V DC (VIN must be greater than 20 V DC), or power is passed-through (PASS) from the input voltage of the LP4502 (TB1-VIN) and is current limited to 300 mA for each reader port. - Page 14 Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications Typical reader 1 Typical reader 1 (OSDP installation) (Wiegand or Clock/Data installation) Typical reader Typical reader 2 (OSDP installation) (Wiegand or Clock/Data installation) Typical unsupervised F/2F reader Typical supervised F/2F reader ...
- Page 15 Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications 2.7 Input circuit wiring There are eight inputs that are typically used to monitor door position, request to exit, or alarm contacts. Input circuits can be configured as unsupervised or supervised. When unsupervised, reporting consists of only the open or closed states.
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Page 16: Memory And Real Time Clock Backup Battery
Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications 2.8 Relay circuit wiring Four relays with Form-C contacts (dry) are provided for controlling door lock mechanisms or alarm signaling. Each relay has a Common pole (C), a Normally Open pole (NO) and a Normally Closed pole (NC). When controlling the delivery of power to the door strike, the Normally Open and Common poles are typically used. -
Page 17: Status Leds
Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications 2.10 Status LEDs 2.10.1 Power-up All LEDs are OFF. 2.10.2 Initialization After power is applied or reset switch pushed, LED 1 is ON for about 15 seconds, then LEDs 2, 3, 4, 5, 6, R1, R2, IN1, IN2, IN3, IN4, IN5, IN6, IN7 and IN8 are flashed once at the beginning of initialization. - Page 18 Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications Description Input IN8 status: OFF = Inactive, ON = Active, Flash = Fault Relay K1: ON = Energized Relay K2: ON = Energized Relay K3: ON = Energized Relay K4: ON = Energized 1.
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Page 19: Specifications
Section 03 Specifications Powering Trusted Identities... - Page 20 Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications The LP4502 is for use in low voltage, Class 2 Circuits only The installation of this device must comply with all local fire and electrical codes. Primary power 12 to 24 V DC ± 10 %, 550 mA maximum (reader and USB current not included)
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Page 21: Warranty
Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications Environmental Storage temperature -55 to +85°C Operating temperature 0 to +70°C Humidity 5 to 95% RHNC Mechanical Dimension 8 inches (203.2 mm) W x 6 inches (152.4 mm) L x 1 inches (25 mm) H Weight 10.65 oz. -
Page 22: Revision History
Powering HID Mercury™ LP4502 Controller Trusted Identities Installation and Specifications Revision history Date Description Revision June 2021 Minor updates. April 2021 Added reader power select table in 2.6 Reader wiring. February 2021 Correction to LP4502 connections. January 2021 Add J19: Battery backup call out to the hardware diagram. - Page 23 Dummy text. Powering Trusted Identities PLT-05246, A.4 Americas & Corporate Asia Pacific Europe, Middle East & Africa Brazil 611 Center Ridge Drive 19/F 625 King's Road 3 Cae Gwyrdd Condomínio Business Center Austin, TX 78758 North Point Green Meadow Springs Av.
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