为了驱动所需的阀门,有必要提供某些参数,以保证能够恰当选择所需的执行机构,防止损坏系统。请尽可能提供如下参数。
To actuate all valves it is necessary to provide
certain data to assure proper sizing and prevent damage to the system.
Please supply as much data as possible.
- 阀门参数
Valve Information:
- 类型:蝶阀☐ 球阀☐
Type: Butterfly☐ Ball☐
- 型号:__________________
通径:__________________ 数量:__________________
Fig. No. __________________
Size __________________ Qty. __________________
- 阀门内的流体类型:__________________
进口压力:__________________ 流体状态:干 ☐ 湿
☐
Type of Fluid in Valve: __________________
Inlet Pressure: __________________ Is Fluid: Dry ☐ Wet
☐
压差: __________________ 系统流速: __________________
Differential Pressure: __________________
System Velocity: __________________
系统流量(加仑/分钟): __________________ 温度: __________________
System GPM: __________________ Temperature:
__________________
- 执行机构参数
Actuator Information:
- 电动执行机构:伏: __________________ 旋转90度角所需时间: __________________
Electric: Voltage: __________________
Time for 90o rotation: __________________
外壳类型:NEMA4 ☐ NEMA
7 ☐ 其它
__________________
Type Enclosure: NEMA 4 ☐ NEMA
7 ☐ Other
__________________
特别要求:制动闸☐ 温控器☐ 加热器和温控器☐
过载手动控制装置☐ 强力电机☐
调幅控制☐ 位置变送器☐
超级单刀双掷开关☐ 电位器☐
Special Requirements: Brake ☐ Thermostat
☐ Heater
and Thermostat ☐
Manual Override ☐ Extetnded
Duty Motor ☐
Modulating Control ☐ Position
Transmitter ☐
Extra SPDT Switches ☐ Potentiometer
☐
- 气动执行机构:气源:__________________
PSI (最小为40 psi,最大为120 psi)
Pneumatic: Air supply to
actuator: __________________ PSI (Min. 40 psi, Max. 120
psi)
执行机构类型:气到气 ☐ 气到弹簧☐ 失效保障:
开启☐ 关闭☐
Actuator Type: Air-to-Air ☐ Air-to-Spring
☐ Failsafe:
Open ☐ Closed
☐
电磁阀:NEMA 4 ☐ NEMA
7 ☐
Solenoid: NEMA 4 ☐ NEMA
7 ☐
开关盒:如果有:NEMA 4 ☐ NEMA
7 ☐ 类型:
单刀双掷☐ 双刀双掷☐
(标准为每套两个)
气动位置调节器: 3-15 ☐ 4-20
MA ☐
Switch Box: If so: NEMA 4 ☐ NEMA
7 ☐ Type:
SPDT ☐ DPDT
☐ (two
each is standard)
Pneumatic Positioner: 3-15 ☐ 4-20
MA ☐
- 特别注释
Special Notes:
_______________________________________________________________________________________
注意:如果要求执行机构具备特别的性能,如用于电动或气动执行机构的调制位置调节器,请咨询工厂。
Note: If special features are required for actuators
such as modulating positioners either for electric or pneumatic actuators,
consult factory. |