Teledyne 6200E - Sulfides Analyzer - Manual (Page 218)

Theory Of Operation Model 6200E Instruction Manual
218 M6200E Rev: A1
10.4. Electronic Operation
Pneumatic
Sensor
Board
Sample
Pressure
Sensor
Sample Flow
Sensor
Analog Outputs
Status Outputs:
1 – 8
Control Inputs:
1 – 6
PC 104
CPU Card
Disk On
Chip
Flash Chip
RS–232
ONLY
RS–232 or RS–485
Power-Up
Circuit
I 2 C Bus
Analog
Sensor Inputs
Box
Temp
Thermistor
Interface
SAMPLE
CHAMBER
TEMPERATURE
PMT
Temperature
Sensor
A1
A2
A3
Optional
4-20 mA
MOTHER
BOARD
A/D
Converter
(V/F)
PC 104
Bus
External
Digital I/O)
COMM B
Female
Analog
Outputs
(D/A)
Keybd
&
Display
RELAY
BOARD
I 2 C Status
LED
PUMP
(Externally Powered)
A4
COMM A
Male
CPU
STATUS
LED
IZS PERM-TUBE
TEMPERATURE
Shutter
control
Sample Cal
Valve
Option
IZS Valve
Option
Sample Chamber
Heater
IZS Option
Permeation
Tube Heater
ETHERNET
I/O OPTION
PMT TEC
PMT
TEC Drive
PCA
Internal
Digital I/O
ELEC
TRI
C
TEST
C
O
NT
RO
L
O
PTI
C
TEST
CONTR
O
L
PM
T O
U
T
PU
T (
PM
T
D
E
T
)
or
H
IG
H
VO
LT
A
G
E P
O
WER
SUPP
LY
LEV
E
L
PMT T
E
MPER
ATUR
E
PMT
PREAMP PCA
UV Reference
Detector
H
2
S Æ SO
2
Converter
Heater
H
2
SÆSO
2
CONVERTER
TEMPERATURE SENSOR
H
2
S Æ SO
2
Valve
Figure 10-10: M6200E Electronic Block Diagram