Figure 13-15: Status Led Locations – Relay Pca - Teledyne T200 Operation Manual

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