FB3000 RTU Instruction Manual
D301851X012
November 2023
Introduction 5
AI
s are software-selectable as either 1VDC to-5VDC or 4 mA to 20 mA.
Tw
o (2) analog output channels.
Two (2) digital output channels.
1.7 Power
You power the RTU using an external DC input. The 8-slot chassis includes two power
supply modules; the 4-slot chassis includes a single power supply module.
Table 1-2. Power
10.5 Vdc to 30 Vdc external supply
Note
The RTU does not include an internal charger or other infrastructure to support a battery
or battery/solar power combination. If you choose to use a solar panel, you must provide
your own external charging mechanisms and connect to the external power terminals.
1.8 Communications
The RTU’s CPU Module includes four serial communication ports, two Ethernet ports, and
one Micro A-B USB port. The Ethernet ports reside on the top of the CPU module and use
RJ-45-style 8P8C sockets. Each port supports a maximum of six concurrent TCP
connections (sockets). The Micro A-B USB port resides on the front of the CPU module and