Samson Media 7, Монтаж и эксплуатация

Страница: 17 / 96

EB 9510 EN 17
Design and principle of operation
1 dp cell
2 Microcontroller
3 Data memory
4 Operating keys
5 24 V power supply
unit
6 Display
7 Serial interface
8 U
B
= 24 to 36 V
9 GSM module
1 dp cell
2 Microcontroller
3 Data memory
4 Operating keys
5 D/A converter
6 Display
7 Serial interface
8 I
A
= 4 to 20 mA
Two-wire version
24 V version
1
3
2
4
5
6
p
2
– p
1
+
EEPROM
µC
8
7
#
P Δ P
# #
1
3
2
4
5
6
p
2
– p
1
+
EEPROM
µC
8
7
P Δ P
# #
GSM
=
=
9
Fig. 1: Media 7 · Block diagrams