- DL/T5210.4-2009电力建设施工质量验收及评价规程第4部分：热工仪表及控制装置（英文版）
- 中国电力企业联合会
- 563字
- 2025-02-14 19:31:28
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.
Table 4.5.2-1 Installation of local indicating pressure gauge
2 Inspection and acceptance of indicating pressure gauge with signal contact are detailed in Table 4.5.2-2.
Table 4.5.2-2 Installation of indicating pressure gauge with signal contact
3 Installation inspection and acceptance of local differential-pressure indicating instrument are detailed in Table 4.5.2-3.
Table 4.5.2-3 Installation of local differential-pressure indicating instrument
4 Installation inspection and acceptance of differential-pressure indicating instrument with signal contact are detailed in Table 4.5.2-4.
Table 4.5.2-4 Installation of differential-pressure indicating instrument with signal contact
Table 4.5.2-4（Continued）
5 Installation inspection and acceptance of transmitter are detailed in Table 4.5.2-5.
Table 4.5.2-5 Installation of transmitter
4.5.3 Switching value instrument.
1 Installation inspection and acceptance of temperature switch are Table 4.5.3-1.
Table 4.5.3-1 Installation of temperature switch
2 Installation inspection and acceptance of pressure and differential pressure switches are detailed in Table 4.5.3-2.
Table 4.5.3-2 Installation of pressure and differential pressure switches
3 Installation inspection and acceptance of flow switch are detailed in Table 4.5.3-3.
Table 4.5.3-3 Installation of flow switch
4 Installation inspection and acceptance of level switch are detailed in Table 4.5.3-4.
Table 4.5.3-4 Installation of level switch
5 Installation inspection and acceptance of travel switch are detailed in Table 4.5.3-5.
Table 4.5.3-5 Installation of travel switch
4.5.4 Analysis instrument.
1 Installation inspection and acceptance of gas composition analysis instrument are detailed in Table 4.5.4-1.
Table 4.5.4-1 Installation of gas composition analysis instrument
2 Installation inspection and acceptance of steam-water analysis instrument are detailed in Table 4.5.4-2.
Table 4.5.4-2 Installation of steam-water analysis instrument
3 Installation inspection and acceptance of steam-water analysis station are detailed in Table 4.5.4-3.
Table 4.5.4-3 Installation of steam-water analysis station
4.5.5 Actuator.
1 Installation inspection and acceptance of motor-driven actuator are detailed in Table 4.5.5-1.
Table 4.5.5-1 Installation of motor-driven actuator
2 Installation inspection and acceptance of pneumatic actuator are detailed in Table 4.5.5-2.
Table 4.5.5-2 Installation of pneumatic actuator
3 Installation inspection and acceptance of motor-driven valve's motor are detailed in Table 4.5.5-3.
Table 4.5.5-3 Installation of motor-driven valve's motor
4 Installation inspection and acceptance of driving arm are detailed in Table 4.5.5-4.
Table 4.5.5-4 Installation of driving arm
5 Installation inspection and acceptance of solenoid valve are detailed in Table 4.5.5-5.
Table 4.5.5-5 Installation of solenoid valve
6 Installation inspection and acceptance of the control system for vibration coal feeder are detailed in Table 4.5.5-6.
Table 4.5.5-6 Installation of the control system for vibration coal feeder
7 Installation inspection and acceptance of the control system for pneumatic control valve are detailed in Table 4.5.5-7.
Table 4.5.5-7 Installation of the control system for pneumatic control valve
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.
Table 4.5.6-1 Installation of pneumatic local-mounted instrument
2 Installation inspection and acceptance of PLC are detailed in Table 4.5.6-2.
Table 4.5.6-2 Installation of PLC
