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1MRS750881-MUM
7.3.3.
Remote Monitoring and Control Unit
Technical Reference Manual
REC 523 with three current and three voltage transformers
X1.1
27
Ch 10, VT3
100V
25
24
Ch 9, VT2
100V
22
21
Ch 8, VT1
100V
19
18
16
15
14
13
12
11
10
9
1A
8
Ch 4, CT3
5A
7
6
1A
5
Ch 3, CT2
5A
4
3
1A
2
Ch 2, CT1
5A
1
X7.3
1
PSC_7_BI1
2
3
PSC_7_BI2
4
5
PSC_7_BI3
6
X3.1
1
BIO1_3_BI1
2
3
BIO1_3_BI2
4
BIO1_3_BI3
5
6
BIO1_3_BI4
7
BIO1_3_BI5
8
9
BIO1_3_BI6
10
BIO1_3_BI7
11
12
BIO1_3_BI8
13
BIO1_3_BI9
14
15
BIO1_3_BI10
16
17
BIO1_3_BI11
18
X3.2
1
BIO1_3_BI12
2
REC 523 Remote Monitoring and Control Unit
(033 _AA / 038 _AA)
X7.1
+
ACFail
1
Mains
Temp
2
-
Alarm
X5.1
SERIAL BUS
X5.2
SERIAL BUS
X5.3
SERIAL BUS
X7.1
3
IRF
4
5
+
6
RADIO 12V
7
-
+
10
BATTERY
9
8
-
X7.2
LED PANEL
X7.3
8
PSC_7_SO1
9
or
Heater Output
11
12
P S C _ 7 _ H S P O 1
13
14
15
16
P S C _ 7 _ H S P O 2
17
18
X3.2
3
4
BIO1_3_SO1
5
6
BIO1_3_SO2
7
9
8
BIO1_3_SO3
10
12
11
BIO1_3_SO4
13
15
14
BIO1_3_SO5
16
18
17
BIO1_3_SO6
termd2_7
REC 523
71
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