2.3 PARAMETER STRUCTURE FOR MEASUREMENT SOURCES
On enabling a measurement source in the ETS tab
«
Measurements
»
, the following parameter structure is
available (exception: counters). An actual value can be sent over the bus a er a certain value change
(
«
Sending difference
»
) or a er a pre-set time period has elapsed (
«
Cyclic sending
»
). A value reaching the
excess threshold range can be used to send telegrams containing
«
1
»
or
«
0
»
(
«
Behaviour on alarm
activation
»
). Leaving this excess threshold range activates the
«
Behaviour on alarm deactivation
»
. The
additional alarms have an extended adjustment.
ETS Parameter
Explanation
Object type
Selection of the datapoint type
Sending difference
The actual value is sent when the difference between last sent value and
actual value reaches the pre-set difference
Cyclic sending
The actual value is periodically sent
Threshold alarm
Enables/disables the threshold functionality and following options
Threshold
Crossing this limiting value executes the
«
Behaviour on alarm activation
»
function
Hysteresis
Passing the
«
Threshold
»
-
«
Hysteresis
»
value executes the
«
Behaviour on
alarm deactivation
»
function
Behaviour on alarm activation
Set action on activation: Send a telegram or set the internal object value
Behaviour on alarm deactivation
Set action on deactivation: Send a telegram or set the internal object
value
Table 2.
General menu structure
2.4 PROGRAMMING
2.4.1 PROGRAMMING BUTTON
To download the desired Individual Address or an ETS setting the Programming Button must be pressed
first. Successive pressing the Programming Button will turn on and off the Programming Mode. LED 7
lighting in red colour indicates Programming Mode is active. When Programming Mode is active, ETS
recognizes the device of interest for downloading.
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