Rational SCC Series, Training Manual

Page: 17 / 200

17
CM
Edition 10-2008
CM - Sequence of events
Mode: Low temperature steam; Temp. range 30-99°C (86-210°F)
Function Step Responsible sensor
1. Select Low temperature steam mode
Set temperature 30-99°C (86-210°F)
2. Select time or core temperature
3. Close cabinet door Reed switch S3
4. Check water level inside steam generator Level electrode S2 inside Steam Generatorr
5. Time based preheating of steam generator, Thermocouple B5 inside Steam Generator
if B5 is below 85°C (185°F);
6. Timer starts after successful preheating Logic on PCB
(blinking dot in Display)
7. Steam supply until set temperature Cabinet sensor B1
inside cabinet is reached
8. Hot Air supply (only 50%) when set Cabinet sensor B1
temperature can not be reached in time
by Steam alone
9. Quenching (set to 70°C/158°F) Quenching sensor B2
Note: Reduction of fan motor speed
In case the actual temperature is 2°C / 4°F higher than the set temperature for longer than 2
minutes, the fan speed will be reduced automatically.
B1
B3
F4
M4
Y1
Y2
B2
M1
S2
B5
F3
S3