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Getting Started
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Figure 3-23: Internal Pneumatics for T700 Calibrator with Optional O
Table 3-15: Operating Mode Valve States for T700 Calibrator with Optional O
GAS TYPE
CYL
CYL
1
2
Generate
2
O
O
Source Gas
X
X
Generate O
3
Leak Check
X
X
0-17%
Leak Check
X
X
17%-100%
2
O
O
GPT
X
X
GPTPS
X
X
PURGE
X
X
STANDBY
1
Only present if multiple cal gas MFC option is installed.
2
The valve associated with the cylinder containing the chosen source gas is open.
3
In an instrument with multiple MFCs the CPU chooses which MFC to use depending on the target gas flow requested.
4
When generating O
or in GPT Pre-Set mode, the photometer pump is the primary creator of gas flow through the T700. Flow rates are controlled by critical flow
3
orifice(s) located in the gas stream
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VALVES
(X = Closed; O = Open)
CYL
CYL
PURGE
3
4
2
2
2
O
O
X
X
X
X
X
X
O
X
X
O
2
2
2
O
O
X
X
X
X
X
X
O
X
X
X
In addition to the connections discussed in the previous sections, this option also
requires the following:
Loop back lines must be connected between:
PHOTOMETER OUTLET fixture and the PHOTOMETER INLET fixture.
PHOTOMETER ZERO OUT fixture and the PHOTOMETER ZERO IN fixture.
An O
exhaust line must be connected to the EXHAUST outlet.
3
Teledyne API – Model T700 Dynamic Dilution Calibrator
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O
3
DILUENT
GPT
GEN
O
X
X
O
X
O
O
X
X
X
X
X
O
O
O
O
O
O
O
O
O
O
X
X
On Back Panel
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Generator and Photometer
3
Generator and Photometer
3
MFCs
PHOT M/R
CAL1
CAL2
3
Reference Phase
ON
ON
OFF
OFF
Switching
ON
ON
ON
ON
3
ON
ON
Reference Phase
OFF
OFF
Switching
3
Reference Phase
ON
ON
OFF
OFF
Reference Phase
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PHOT
PUMP
1
DILUENT
3
ON
OFF
4
OFF
ON
ON
ON
3
ON
OFF
4
ON
ON
3
ON
OFF
OFF
OFF
06873B DCN6388
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Table of Contents
Troubleshooting
