Power Options - Emerson FB1200 Instruction Manual

1.6 I/O
The flow computer comes with base I/O from both the CPU and the built-in multi-variable (MV)
sensor. Base I/O consists of:
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An optional 6-channel expansion I/O board includes:
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Table 1-2: FB1200 Flow Computer I/O Configurations
FB1200 Flow Computer
without optional I/O
MV (P, DP, T) or Static Pressure Sensor
2 DI/DO/PI channels
2 AI/AO channels
1.7

Power Options

You can power the flow computer using an external DC input, an internal battery, or an internal
rechargeable battery connected to a solar panel.
Important
Use only batteries supplied with the flow computer or sold by Emerson Remote Automation
Solutions as spare parts for this flow computer. If you substitute a battery you obtain elsewhere you
void your certification unless it is the identical part from the same manufacturer as that supplied
with the flow computer from Emerson.
Table 1-3: Power Options
Option
External DC Power
Supply
Introduction
Pressure (P) input from the MV sensor, differential pressure (DP) input from the MV sensor,
connections for temperature (T) input from a customer-supplied RTD or a single static
pressure sensor.
Two on-board I/O channels that you can individually configure as digital input (DI), digital
output (DO), or pulse input (PI)
Two on-board I/O channels that you can individually configure as either analog input (AI) or
analog output (AO)
Four I/O channels that you can individually configure as digital inputs (DI), digital outputs
(DO), or pulse inputs (PI)
Two I/O channels that you can individually configure as either analog inputs (AI), or analog
outputs (AO)
Usage
5.7 Vdc to 30 Vdc external supply (Max power at 10 watts)
Emerson FB1200 Flow Computer Instruction Manual
FB1200 Flow Computer
with optional I/O
MV (P, DP, T) or Static Pressure Sensor
6 DI/DO/PI channels (4 of these reside on the 6-channel
expansion I/O board)
4 AI/AO channels (these reside on the 6-channel
expansion I/O board)
D301782X012
March 2019
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