6-20 I o n i t o r i n g Other Conditions
I n a d d i t i o n to t h e a l a r m s i g n a l , t h e PS S e r i e s o u t p u t s an a c t i v e low s i g n a l
w h i c h shows the s t a t u s of t h e PS S e r i e s .
Jl
I c
I c
I c
I c
-OCV s t a t u s m o n i t o r
o u t p u t s i g n a l
-OCC s t a t u s m o n i t o r
o u t p u t s i g n a l
- O M a i n r e l a y s t a t u s
m o n i t o r o u t p u t s i g n a l
Example of S t a t u s M o n i t o r S i g n a l C i r u c u i t
- O 0 V P o p e r a t i o n s t a t u s
m o n i t o r o u t p u t s i g n a l
Recommended v a l u e s
Vcc:
5
V, R
c
:
4 7
kQ
D D e a c t i v a t e t h e POWER s w i t c h ® on t h e f r o n t p a n e l ( s w i t c h r e l e a s e d ) .
2 ) Connect the s t a t u s m o n i t o r s i g n a l c i r c u i t to any of p i n s 13 to 16 and p i n 12
o f the c o n t r o l t e r m i n a l b l o c k J i © on the r e a r p a n e l as shown above.
3 ) I f t h e PS S e r i e s e n t e r s some s t a t u s (CV s t a t u s , CC s t a t u s , main r e l a y ON, or
OVP o p e r a t i o n ) , a s i g n a l c o r r e s p o n d i n g t o t h e s t a t u s b e l o w 0. 2 V i s
o u t p u t , p r o v i d e d t h e c i r c u i t a s shown above i s u s e d , V
c c
i s 5 V, and R
c
i s
4 7 k Q .
(Vcc
l o a d s e r v e s a s GND).
50
Vcc
* Vcc and Rc s h a l l meet
t h e o u t p u t r a t i n g of
t h e p h o t o - c o u p l e r PC817
(made by SHARP).