700M HFID 6-2-15
18
Electrical
All wiring is connected at the rear of the analyzer. The AC power cord is connected to the power
entry as shown below:
AC Power Switch, Connector and Fuse.
NOTE: A defective ground may affect the analyzer’s operation. Shielded wiring is
recommended for output signals.
Output Connections
See the Analog and Digital Interface section of this Manual for instructions for the various
output selection options. Shielded wiring is recommended for output signals.
Recommended Gases and Gas Handling Equipment
1. Air (zero calibration gas and burner air, < 1 ppm C) in pressurized cylinder.
2. Fuel 40% H
2
/60% He or 100% H
2
in pressurized cylinder (as specified).
3. Standard span gas near full-scale concentration (typically 80-95% of the analyzer’s
measuring range) with an air balance in a pressurized, certified cylinder.
4. Pressure regulators for the zero, span, combustion air and fuel gas cylinders.
5. Corrosive-resistant gas tubing.
6. Heated pump, if not supplied as an analyzer option.
7. Heated sample line.
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