Teledyne T700 Microphone User Manual


 
Teledyne API – Model T700 Dynamic Dilution Calibrator Getting Started
77
Figure 3-29: Internal Pneumatics for T700 Calibrator with Optional Dual Gas Output (NO
y
– Special)
3.4. STARTUP, FUNCTIONAL CHECKS, AND INITIAL
CALIBRATION
If you are unfamiliar with the T700 principles of operation, we recommend that you read
Section 10.
For informat
ion on navigating the calibrator’s software menus, see the menu trees
described in Appendix A.
3.4.1. START UP
After the electrical and pneumatic connections are made, an initial functional check is in
order. Turn on the instrument. The exhaust fan (and pump if photometer option
installed) should start immediately. The front panel display will show a splash screen
and other information during the initialization process while the CPU loads the operating
system, the firmware and the configuration data.
The calibrator should automatically switch to STANDBY mode after completing the
brief boot-up sequence. Howevr, it the T700 dynamic dilution calibrator requires a
minimum of 30 minutes for all of its internal components to reach a stable operating
temperature. During the warm-up period, the front panel display may show messages in
the Parameters field.
3.4.2. WARNING MESSAGES
Because internal temperatures and other conditions may be outside be specified limits
during the calibrator’s warm-up period, the software will suppress most warning
06873B DCN6388