
11
Construction
q
CV1 :Trim 22p (Green)
q
CV2 : TRIM 5p5
11. Trim capacitors
CV...
q
C17 : 1µF
q
C18 : 100µF / 16V
q
C19 : 1µF
q
C20 : 10µF
q
C21 : 1µF
q
C22 : 470µF / 25V
12. Electrolytic capacitors
C...
q
BUZ1 : SV4 / 12-S
13. Buzzer (check the polarity)
+
BUZ...
q
RY1 : VR3D121C
A selection is possible for a normal
closed
contact
output, or a normal
open
contact output :
For normal closed, mount jumper
JNC:
For normal open, mount jumper
JNO:
14. Relay
RY...
q
GND
q
Testpin for time calibration 15.625ms
(64Hz)
This testpin can be used to calibrate the
clock (see chapt. 22) by means of a
counter.
Adjust CV1 for a period measurement of
15.625ms or 64Hz frequency.
15. PCB pin. Mount only if you
have access to a frequency
counter.
Summary of Contents for H8009
Page 19: ...19 PCB DIAGRAMS ...
Page 20: ...20 PCB 24 Transmitter PCB ...