Standard Power Mode; Standard Power Mode; Table 2-5. Typical Power Usage - Standard Power Mode At Room Temperature - Emerson FB2100 Instruction Manual

Important
If you increase the number of history points/averages beyond any of the maximum limits in
4, the flow computer cannot operate in low power mode and automatically runs in standard power
mode.

Standard Power Mode

When serial communication is active (other than to a remote 4088B MVT) the FB2100 operates in
standard power mode. The unit also uses standard power mode when:
▪
▪
▪
▪
Table 2-5. Typical Power Usage – Standard Power Mode at room temperature
Description
Base flow computer with integral multivariable DP and pressure
sensor and temperature measurement for a single meter run
Base flow computer with temperature measurement (no integral
sensor) communicating to remote 4088B (externally powered)
for a single meter run
Base flow computer with integral multivariable DP and pressure
sensor and temperature measurement, 2 digital and 2 analog
channels available for a single meter run
Base flow computer with temperature measurement, integral
static pressure sensor and pulsed input for a single meter run
Additional Load Options:
Display and backlight active
FBxWifi active
FBxWifi and display active
DO active (1 Hz, 50:50 duty cycle, no load)
PI active (10 KHz, 50:50 duty cycle, square wave)
Installation
The HMI module display is ON
Wi-Fi is active
Modbus Master communication is active
Power control zone enabled
Emerson FB2100 Flow Computer Instruction Manual
Power Usage
D301783X012
March 2019
Table 2-
Power Usage
(mW) at (mW) at
12Vdc 24Vdc
240 290
220 268
260 313
276 330
159 188
191 202
233 245
20 23
14 15
31