Teledyne T200, Руководство по эксплуатации, Страница: 314 / 425

Principles of Operation Teledyne API
– T200 NO/NO2/NOx Analyzer Operation Manual
312
D7 (Green)
– Optional Zero/Span Valve
D11 (Green)
– Optional Dual Span Select Valve
D12 (Green)
– Optional Pressurized Span Shutoff Valve
D3 (Yellow) NO
2

NO Converter Heater
D5 (Yellow)
– Optional Internal Span Gas Gen Heater
D8 (Green)
– Optional Sample/Cal Valve
D1 (RED)
Watchdog Indicator
D2 (Yellow) Reaction Cell Heater
D9 (Green)
– AutoZero Valve
D10 (Green)
– NO/NO
x
Valve
D13 (Green)
– Optional Pressurized Zero Shutoff Valve
Figure 13-15: Status LED Locations
– Relay PCA
Table 13-4:
Relay PCA Status LED’s
LED Color Function
Status When Lit
(Energized State)
Status When Unlit
(Default State)
D1 Red Watchdog Circuit
Cycles
ON/OFF
every 3 Seconds
under direct control of the analyzer’s CPU.
D2 Yellow Reaction Cell Heater Heating Not Heating
D3 Yellow NO
2
 NO Converter Heater Heating Not Heating
D4 SPARE
D5
1
Yellow
Internal Span Gas Generator
Perm Tube Oven Heater
Heating Not Heating
D6 SPARE
D7 Green Zero/Span Valve
Valve
OPEN
to span gas flow Valve
OPEN
to zero gas flow
D8 Green Sample/Cal Valve
Valve
OPEN
to
calibration gas flow
Valve
OPEN
to
sample gas flow
D9 Green Auto Zero Valve
Sample gas flow
BYPASSES
the reaction cell
Sample gas flow is routed
THROUGH
the reaction cell
D10 Green NO/NO
x
Valve
Gas flow routed
THROUGH
NO
2

NO converter
Gas Flow
BYPASSES
NO
2

NO converter
D11
2
Green
Dual Span Gas
Select Valve
Valve
OPEN
to
SPAN 1
gas inlet
Valve
OPEN
to
SPAN2
inlet
D12
3
Green
Pressurized Span
Shutoff Valve
Span gas flow
SHUTOFF
Span gas flow
OPEN
D13
4
Green
Pressurized Zero
Shutoff Valve
Zero gas flow
SHUTOFF
Zero gas flow
OPEN
D14 - 16 SPARE
1
Only active when the optional internal span gas generator is installed.
2
Only active when the dual pressurized span option is installed.
3
Only active when one of the pressurized span gas options is installed.
4
Only active when one of the pressurized zero gas options is installed.
06858E DCN7057