Tweco SC-3000 - Manual (Page 37)

SC-3000
Manual 0-5100 3-15 INSTALLATION
R3
10k
R4 22k
R3
3,3k
C1
220n
R5 10k
74HCT14
GND
Input
Art # A-08946
Digital Input of Control Signals
R1
10k
PTC
+24V
T1
125 Ohm
R2 22 Ohm
Output
D1
D2
GND
Art # A-08947
Digital Output of Control Signals