Emerson FB1200 Flow Computer Instruction Manual
D301782X012
March 2019
4 Introduction
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Base I/O consists of two on-board channels you can individually configure as either digital
input (DI), digital output (DO) or pulse input (PI) and two on-board I/O channels you can
individually configure as either analog input (AI) or analog output (AO). Optional 6-channel
expansion I/O board available
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Power from a DC power supply, or an optional lead acid battery/solar panel combination
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Serial communication options for RS-232, RS-422, and RS-485
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Ethernet
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HMI module with optional display and back light for local operator interaction
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Optional Wi-Fi
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transceiver (802.11 b/g) for field technician to access the flow computer
from a laptop without physical cable connection.
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Application software supports AGA3, AGA8, ISO 5167, ISO 6976, and API 21.1 calculations in
U.S., metric, or other natural gas standard units
1.3 FB1200 Flow Computer Models
You can purchase the FB1200 Flow Computer with or without integrated sensors.
1.3.1 FB1200 Flow Computer (with Multi-variable or Static Pressure
Sensor)
The flow computer with sensors has either a multi-variable sensor module or a static pressure
sensor:
Figure 1-2: FB1200 Flow Computer – Multivariable (Left); Static Pressure (Right)