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C
3
HAPTER
L
A
IMIT
NALYSER
Fig. 3.1
li g h t e m it t i n g d io d e
T 2 , 5 A
m a in s a d a p t e r
p r i m a r y
ST 3
I
C
NSTALLATION AND
terminal layout and internal connections
m a in s a d a p t e r
s e c o n d a r y
m a in s a d a p te r
8 5 - 2 6 4 V o lt
1
2
3
4
PE
PE
N 1
L1
p ro t e c t iv e e a r th
p o w e r i n
OMMISSIONING
in d ic a t o r
p u m p
p ic tu r e d p o si ti o n o f REL1 a n d REL2 :
d e v ic e c u r r e n tle s s - r e la y d ro p e d o u t
w a r n in g
REL1
o p e r a t e s
in c a se o f li m i t e xc e e d e d
REL2
d ro p s o u t
i n c a se o f d e v ic e m a lf u n c ti o n
R E L 1
m a x 2 3 0 V. 2 A
m a x 2 3 0 V. 2 A
5
6
7
8
9
1 0
n c
n o
n 1
l 1
w a te r o u tp u t
p o w e r o u t
P
s a m p le
in p u t v a lv e
m o t o r
a q ita t o r
g a l v a n i c
R E L 2
s e p a r a tio n
1 2 Vo l t, 1 2 m A
1 1
1 2
1 3
1 4
n c
n o
a la r m o u tp u t
a n a l yse s sto p
21
AGE
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