1.2 Required Equipment
1.2.1 Power Supply
1.2.2 Gases
The specifications of the power supply for this system are given
in Table 1-1.
Table 1-1 Power Supply Specifications
Part No.
Voltage
7J1-8821
115 V
7J1-8822
220 V
7J1-8823
230 V
7J1-8824
240 V
7J1-8827
220 V
7J1-8828
220 V
Grounding:Connect the instrument to a ground terminal with a
grounding resistance of 100 ohms or less.
Prepare compressed air (compressor), acetylene and argon gases.
The specification of the Argon gas for this system are given
in Table 1-2.
Table 1-2 Argon gas Specification
Gas
Pressure Regulator
Argon
Primary : 25 MPa
Secondary: 1 MPa
Full scale
Attach a stop valve to the terminal of the pipe in the measuring room.
The details refer to the ZA3000 series Maintenance Manual.
NOTE: Operation with an improper gas pressure may result in a
performance degradation of the instrument.
1 - 2
Allowable
Voltage Fluctuation
±10 %
Supply Pressure
(secondary pressure setting)
Capacity
Frequency
50/60 Hz
50 VA
(common)
500 kPa