4.5　Installation of Local Inspection and Control Instrument

4.5.1　Quantity for acceptance inspection.

1　Important instruments and equipments with high temperature，high pressure，negative pressure，water level，attacking media，flow and being combustible，explosive and toxic shall be inspected 100%.

2　Those instruments with general parameters shall be randomly inspected 30% according to the systems and functions respectively.

4.5.2　Installation of pressure/differential-pressure indicating instrument and transmitter.

1　Installation inspection and acceptance of local indicating pressure gauge are detailed in Table 4.5.2-1.

2　Inspection and acceptance of indicating pressure gauge with signal contact are detailed in Table 4.5.2-2.

3　Installation inspection and acceptance of local differential-pressure indicating instrument are detailed in Table 4.5.2-3.

4　Installation inspection and acceptance of differential-pressure indicating instrument with signal contact are detailed in Table 4.5.2-4.

5　Installation inspection and acceptance of transmitter are detailed in Table 4.5.2-5.

4.5.3　Switching value instrument.

1　Installation inspection and acceptance of temperature switch are Table 4.5.3-1.

2　Installation inspection and acceptance of pressure and differential pressure switches are detailed in Table 4.5.3-2.

3　Installation inspection and acceptance of flow switch are detailed in Table 4.5.3-3.

4　Installation inspection and acceptance of level switch are detailed in Table 4.5.3-4.

5　Installation inspection and acceptance of travel switch are detailed in Table 4.5.3-5.

4.5.4　Analysis instrument.

1　Installation inspection and acceptance of gas composition analysis instrument are detailed in Table 4.5.4-1.

2　Installation inspection and acceptance of steam-water analysis instrument are detailed in Table 4.5.4-2.

3　Installation inspection and acceptance of steam-water analysis station are detailed in Table 4.5.4-3.

4.5.5　Actuator.

1　Installation inspection and acceptance of motor-driven actuator are detailed in Table 4.5.5-1.

2　Installation inspection and acceptance of pneumatic actuator are detailed in Table 4.5.5-2.

3　Installation inspection and acceptance of motor-driven valve's motor are detailed in Table 4.5.5-3.

4　Installation inspection and acceptance of driving arm are detailed in Table 4.5.5-4.

5　Installation inspection and acceptance of solenoid valve are detailed in Table 4.5.5-5.

6　Installation inspection and acceptance of the control system for vibration coal feeder are detailed in Table 4.5.5-6.

7　Installation inspection and acceptance of the control system for pneumatic control valve are detailed in Table 4.5.5-7.

4.5.6　Pneumatic local-mounted instrument.

1　Installation inspection and acceptance of pneumatic local-mounted instrument are detailed in Table 4.5.6-1.

2　Installation inspection and acceptance of PLC are detailed in Table 4.5.6-2.