4.4 Interfaces
1 2 3 4 5
X3
5 Parameter setup
The parameters have to be set up before put-
ting the unit into operation.
– Input parameter
The parameters of the scaling slope must be set
up depending on the sensor used.
5.1 Parameter Mode
To put the unit into set-up mode
1. keep the
2. connect the unit with the power supply
3. When the display shows
release the key.
Getting acquainted with the displays and
keys
The selection or the settings can be run through
as often as required thanks to the step-through
programming method
Menu item:
The display alternates every 2 seconds between
Menu
<–>
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key pressed
Selection
RS232
RS485
1
GND
–
2
RxD
DO+/RI+ RI+
3
TxD
DO–/RI– RI–
4
–
–
5
–
–
– Scaling scope
The correspondence between the input signal
and the displayed value is given by the scaling
slope. The scaling slope is set up by entering
pairs of values.
– Mains Hum Filter
To reduce operational interference caused by
the 50/60 Hz mains supply you can choose the
local mains frequency.
Entering into the menu:
Either a selection has to be made or a value has
to be set up.
Press the red
key . The display stops alter-
nating.
– Making a selection:
Pressing the
key displays all the possible
settings one after the other.
– Enter the selection:
Press the
key. The selected parameter
will be stored. The next menu item appears
– Entering a value:
The flashing digit indicates that it is
enabled for entry.
Press the
key, the number
will be incremented.
RS422
–
DO+
DO–
9