User Manual

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).