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BluCHIP 8R/32I/24O-E4M1 (752-8400)

Mercury MR52 Eight Reader/Thirty-two Input/Twenty-Four Output Addition System for Eight Doors

The BluCHIP 8R/32I/24O-E4M1 is a unified Eight Reader/Thirtytwo Input/Twenty-four Output Addition System for Eight Doors. The kit is configured with space to add backup battery and utilizes an FPO power supply to generate 24VDC and a B100 to generate 12VDC. It includes four Mercury MR52 boards, a locking eight door enclosure with tamper, power supply and wiring speed kit. Remote management and reporting of power supply and battery health are available through BluSKY Power Diagnostics.

System Features

FPO offline power supply

  1. 120 or 230 VAC input
  2. 12 and 24 VDC outputs
  3. On board Fire Alarm Interface
  4. Continuous and resettable DC

Distributed output module

  1. Four, controlled fused at 3A each
  2. Eight, auxiliary Class II P limited at 2.5A each

Expansion options

  1. Increased power, multiple voltages
  2. Additional distribution outputs
  3. Power management

Enclosure Features

Labor saving design

  1. Unified power and security in one enclosure
  2. Pre-wired power section
  3. Removeable backplate simplifies installs
  4. Speed kit is included for power and data wiring
  5. Includes mounting studs on door to add additional I/O boards

Additional benefits

  1. Wire management room
  2. 4.5” enclosure depth fits battery set
  3. Tamper switch, lock, dual key set standard
  4. Mounting hardware for access boards included


Input Power:
  1. Input 120/230VAC 50/60Hz | 200 Watts
  2. Overload and short circuit protection
  3. Over temperature protection
  4. Polarized AC power supply disconnect
Output Power:
  1. 150W Total Output Power | 12VDC/12A or 24VDC/6A
  2. 5-18VDC @ 4A Max. | FPO Board Outputs: Continuous (DC1), Resettable (DC2)
  3. 8 Auxiliary Outputs, Class 2 PL @ 2.5A each
  4. 120mV Output Voltage Ripple | System Efficiency: 88% | System BTU Rating: 66 BTU/Hr
Battery Charging:
  1. Independent built-in 2A (FPO150) Charger for sealed lead-acid or gel type batteries
  2. Microprocessor dual rate charging of 12 or 24V battery sets
  3. Automatic switchover to standby battery when AC fails
  4. Zero voltage drop when switched over to battery backup
Regulatory Compliance:
  1. UL294, UL603, UL864, UL1076, UL1481, UL2044, UL2572, ULC S318, ULC S319, ULC S527, CSA C22.2 #107.1, FCC Part 15, CSFM Approved
Access Panel:
  1. (4) MR52
    1. 8 Readers | 16 Inputs | 12 Outputs
Size and Weight:
  1. 24.00”H x 16.00”W x 4.50”D | 41 lbs.

Recommended board layout
LSP 752-8400_labels.jpg

Kit Includes

MFG Part # BluBØX Order # QTY Description
MR52 120-2500 4 Mercury MR52: Two door controller & auxiliary I/O 12/24VDC
E4M-SK-4 577-3010 1 BluBØX E4M-SK-4 Speed Kit: Four board precut DC power and RS485 wiring kit
FPO150-B100D8PE4M1 670-1385 1 LifeSafety Power: Eight door power supply w/ power distribution, includes enclosure

Ordering Information

BluBØX Order # Description
752-8400 Mercury MR52 Eight Reader/Thirty-Two Input/Twenty-Four Output Addition System for Eight Doors

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