Step C - Siemens SIMATIC OP7 Manual

STEP C

3.2
KEYS
• Wait for the chamber to reach the preset values, 35°C
and 60% RH (Step A and Step B).
• Follow the example given to programme a temperature
slope as shown in the diagram with the gradient indi-
cated.
• Move to the next page.
K2
ENTER
• Turn the temperature gra-
dient to 0
• Turn the humidity gradi-
ent to 2
ENTER
Set a controlled humidity slope from 60% to 90% with a gradient of 2%/min with a
constant temperature and 60% RH humidity
Temp. Set
Humid. Set
Temp. Set
Humid. Set
If the K1 key lights up, the machine will
carry out the command immediately
Temp. gr.
Hum. gr.
DISPLAY
Temperature slope
already carried out
A1
Settings
A2
35.0°C
60.0 %
A3
35.0°C
90.0 %
A4
0.00°C min
2.00 RH%min
gradient:
2%/min
16
FUNCTIONS
Temp
°C
35
30
25
20
15
10
5
5'
10'
The previously set values are visual-
ized.
Final humidity
% RH
90
80
70
60
50
40
30
15' 20' 25'
t= min.
15'
t= min.
30'