Endress+Hauser SpectraSensors SS500e - Figure 1-11 Electronics Control Board (DC) for Dual-Channel Systems (Ss3000 E) with RS-232 C to Ethernet Converter

Introduction
Hardware Installation and Maintenance Manual 1
–15
Figure 1–11 Electronics control board (DC) for dual-channel
systems (SS3000e) with RS-232C to Ethernet converter
ASSIGNABLE
ALARM RELAY [CH. B]
GENERAL FAULT
ALARM RELAY
[CH. A]
ASSIGNABLE ALARM
RELAY [CH. A]
NC
NO
COMMON
FUSE
[F2]
DC POWER
SUPPLY
ASSEMBLY
4-20 mA CURRENT LOOP
BOARD [CH. B]
4-20 mA CURRENT LOOP
BOARD [CH. A]
LASER TEMPERATURE
CONTROL BOARD [CH. A]
BACKPLANE
BOARD
LASER
DRIVER
BOARD
[CH. A]
4-20 mA &
SERIAL
SIGNAL
CONNECTIONS
GENERAL FAULT
ALARM RELAY [CH. B]
LASER TEMPERATURE
CONTROL BOARD [CH. B]
LASER
DRIVER
BOARD
[CH. B]
PROTECTIVE
GROUND
RS-232C TO RS-485 CONVERTER