11.4 Inputs
11.4.1 Digital input
Table 11-11 Digital input
Description Channels 3 to 4
Load 15 to 30 VDC, R
in
7 kOhm
Functionality
● Start/stop/hold/continue dosing
● Reset totalizer 1, 2 or 3
● Reset all totalizers
● Freeze output
11.4.2 Process variables
Table 11-12 Process variables
Description Specification
Primary process varia‐
bles
● Massflow
● Density
● Fluid temperature
Derived process varia‐
bles
● Volumeflow
● Corrected volumeflow
● Fraction A:B
● Fraction % A:B
11.4.3 Input
If the input is activated with a logic signal (15 - 30 V DC), the meter carries out an activity
selected in the menu.
The following input options are available:
● Start dosing
● Hold / continue dosing
– When this function is activated, it will pause the dosing. When it is deactivated, the
dosing will continue
● Stop dosing
– Sets the digital output to "Off" and resets the dosing counter
Technical data
11.4 Inputs
MASS 2100 & FC300 (FCT030)
Operating Instructions, 06/2017, A5E39789040-AA 219
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