Standard Power Mode - Emerson FB1100 Instruction Manual

Table 2-4: Typical Power Usage — Low Power Mode at Room Temperature
Description
Base flow computer with integral multivariable DP and
pressure sensor and temperature measurement for a single
meter run
Historical configuration supports maximum of:



Additional Load Options:
Display and backlight active
FBxWifi
FBxWifi and display active
DO active (1 Hz, 50:50 duty cycle, no load)
Important
If you increase the number of history points/averages beyond any of the maximum limits detailed in
Table
power mode.
2.10.2

Standard Power Mode

When serial communication is active the flow computer operates in standard power mode. The
unit also uses standard power mode when:



Installation
4 averages
12 Station 1 history points (Group 4)
10 User Periodic history points (Group 1)
2-4, the flow computer cannot operate in low power mode and automatically runs in standard
The HMI module display is ON
FBxWifi is active
Power control zone enabled
Emerson FB1100 Flow Computer Instruction Manual
D301752X012
August 2020
Power Usage (mW) at 6Vdc
36
296
315
340
10
27