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9.5.
Blockdiagramm Isolierung 1650 - 1850
SENSOR
INPUT
PV
AUXILIARY
INPUT 1
AUXILIARY
INPUT 2
CT1, CT2
INPUT
DIGITAL INPUT
DI1...DI5
TRANSMITTER
POWER
SUPPLY
only for 1850
DIGITAL INPUT
EDI1...
EDI8
LCD +
CONTROLLER
BACK LIGHT
1650 4 keys
1850 6 keys
CPU
Main Processor ARM
FLASH memory
FRAM
Internal Temperature
RTC
SRAM
POWER IN
(90...260 VAC / 18...30 VAC/VDC)
80209E_MHW_850-1650-1850_06-2021_DEU_
CONFIGURATION
PORT
COMMUNICATION
INTERFACE
OUT 1, 2, 3, 4
LOGIC OUTPUT (SSR drive)
OUT1 G (Master Modbus)
Modbus
TCP
only for 1850
DIGITAL
OUTPUT
EDO1... EDO8
POWER
SUPPLY
Seite
295
PC INTERFACE
FIELDBUS
TRIAC, RELAY, MOS
DC OUTPUT
FIELDBUS
External +24 V
+24 V
+24 V
+5 V
3,3 V Auxiliary Input
+3,3 V
Auxiliary Input 2
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