Port Numbers Device Name Port Numbers Device Name
DO1 Strobe siren
COM3 (8 COM
Card)
Intelligent locks the front door (max 2 racks/locks)
DO2 Front three-color light (LEDs)
COM4 (8 COM
Card)
Intelligent locks the rear door (max 2 racks/locks)
COM2 LCD screen LAN1 Switch (user)
COM3 Power meter Sensor 1 RDU-THD sensor (PMC and IT racks)
DI2 Water sensor 2 Smoke 1 Air conditioning 1 door state
DI1 Water sensor 1 Smoke 2 Air conditioning 2 door state
COM1 (8 COM
Card)
Intelligent locks the front door (max 6
racks/locks )
Sensor 2
4DIF (Lightning protection alarm (SPD)+Fire alarm
panel)
COM2 (8 COM
Card)
Intelligent locks the rear door (max 6
racks/locks)
LAN2 POE switch port in the PMC
Table 5.1 Monitoring Unit Port Configurations for SmartRow™ 2
Number Description
Any port on the POEswitch
UPS 1 communication card
UPS 2 communication card
Air conditioner 1 communications card
Air conditioner 2 communications card
MSR-Fan controller
PDU 1-10
(Optional) IP camera
(Optional) NVR
Vertiv™ Liebert® RDU501 Intelligent Monitoring Unit LAN2
Table 5.2 POE Switch Port Configurations for SmartRow™ 2
34 Proprietary and Confidential ©2024 Vertiv Group Corp. 5 Communication Cable Connections
Vertiv™ SmartRow™ 2 Infrastructure Solution User Guide