Heinrichs Messtechnik GmbH
Page 84 of 118
OPERATING MANUAL TMU-W / UMC4
7.2.10.2
Current output I1 alarm
This function allows the operator to define the state taken on by the current output when a state of alarm is
detected. This information can be analysed in the control system. Press “Enter” to display the current setting:
I1 : alarm
[>22mA]
The current assignment will be displayed and can be changed by toggling the arrow keys.
The operator can choose between the following settings:
not used
no alarm function
> 22 mA
current rise in the case of an alarm
< 3.8 mA
current reduction in the case of an alarm
Pressing the “Enter” key confirms the entry
7.2.10.3
Current output I1 assignment
This function allows the operator to define the measured value to be output as an analogue signal via current
output I1. When devices with HART
®
communication capabilities are used, current output I1 is usually assigned
to mass flow. Press “Enter” to display the current setting.
I1 assigned to
[Mass flow]
The current assignment will be displayed and can be changed by toggling the arrow keys.
The operator can choose between the following settings:
Mass flow
Volume flow
Density
Temperature
Pressing the “Enter” key confirms the entry