Switching On; Default Settings - IKA IKAMAG RET control-visc C Mode D'emploi

If both functions have been started, the display of function
„heating" always has preference. If in this case the speed is
changed via rotary knob „Mot" (not possible in C -mode of
operation), the display reverses to speed display for a duration
of 5 seconds.
The mode of the display can also be changed by pressing foil
key „Mode" once. After 5 seconds the display shifts back to
temperature display.
If function „heating" is switched off, and if the heating plate
temperature is higher than 50°C, LED „Temp" will be blinking
green (20% ON ... 80%OFF).
The digital display
changes constantly
from rated tem-
perature °C
to rated temperature HOT
8

Switching on

The instrument is switched on by the mains switch on the left
side of the instrument (see Ill. 1).
A self test cycle for all the safety functions is run and a reco-
gnition cycle of the temperature sensors connected up is also
run.
• The "Temp" and "Mot" LEDs and the LCD display segments
flash for approximately 2 seconds.
• The software version number (e.g. "V000") is displayed.
• The status of the intermittent mode (On/OFF Intermit) and
the stirring bar breakaway monitoring (On/OFF SAFE Rpm)
functions are displayed.
• The message TEST Probe is displayed.
• The operating mode (A, B or C) is displayed.
30
• The temperature sensors connected up and identified are
displayed:
PT OFF No external temperature sensor connected up.
PT2 OFF PT100 (single)
PT2 On 2x PT1000
• The safe temperature limit of the heating plate is displayed
as SAFE H xxx °C (SV flashes).
• SAFE H OK is displayed.
• If external temperature sensors (PT100 or PT1000) are con-
nected up, their safe temperature limit is displayed as SAFE P
xxx °C (SV flashes).
• The message SAFE P OK is displayed.
9

Default settings

The RET control-visc /C is supplied with the following default
settings:
Operating mode A
Setpoint temperature 0
SAFE H 350 °C
SAFE P 350 °C
Setpoint speed 50
Intermittent stirring mode OFF
Cycle time (at setpoint speed) 60
Interruption (at 50 rpm) 10
Stirring bar breakaway monitoring OFF
Error 5 response time 180 sec. ( t )
Pt100 temperature sensor 0
offset
Pt1000 1 temperature 0
sensor offset
Pt1000 2 temperature 0
sensor offset
°C
rpm
sec. ( t )
sec. ( t )
K ( t )
K ( t )
K ( t )
( t = can only be
modified via serial
interface)
RETCV_0107