Device functions
Version 2
RES-5008
Page 35
The PREHEAT signal is activated through a 24 VDC signal to the terminals 18+7.
CAUTION
The heating to the preheat temperature takes place when the START and PREHEAT signals are
activated. The yellow PREHEAT LED on the T-408-1 terminal lights up.
When the home position is shown on the terminal display, it is heated up to the set preheat temperature, while
the "MANUAL” button is pressed and the PREHEAT signal is activated. Accordingly, the PREHEAT LED lights up.
RES-5008
Max. 6 mA
18
7
PREHEAT
+
-
GND
24 VDC
PREHEAT
(PREHEATING)
HIGH:
≥
12 VDC
LOW:
≤
2 VDC
START-
Signal
ACTUAL-
temperature
PREHEAT-
Signal
24 VDC
24 VDC
T
2
T
1
T
1
= preheat temperature (PREHEAT)
T
2
= sealing temperature
t
t
t
0
0
0