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4 Commissioning the instrument
9
4
Commissioning the instrument
4.1 Displays and controls
When everything is connected up correctly on the instrument, the present temperature is displayed. If an alarm mes-
sage appears, see Chapter 6 “Alarm messages”. The relay operates according to the selected relay type (
), see
Chapter 4.3 “Setting the instrument functions (parameter level)”.
LC display
3-digit segment display, 13 mm high, with symbols for °C,
°F, min and s, with red background lighting
Status display
LED K1 lights up when relay K1 is energized.
LED K1 goes out when relay K1 is de-energized.
Keys
programming
increase parameter value
select operational status in enabling level
decrease parameter value
select operational status in enabling level
version display
exit, jump to basic status
Setup
interface
The instrument is linked to the PC via a PC interface with
TTL/RS232 converter and adapter (3 pins).
+
+
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