POWERFLOW CONTROL CO,. LTD.
Hangzhou Powerflow Technology Co., Ltd. Expertise in Flow Control.
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1. 2800 Product Features
2. 2800 Technical Datas
| Valve Body Material | Stainless steel 316(CF8M)/316L(CF3M) |
| Seal Material | EPDM/PTFE |
| Working Pressure | 10Bar |
| Working Temperature | -20-180 degree centigrade (PTFE) -20-150 degree centigrade (EPDM) |
| Availably size | DN15-DN80 |
| Availably connection | Thread, Weld, Clamp, Flange |
| Air Supply | 4-8bar(Single-Acting) 2.5-8bar(Double-Acting) |
| Standard | DIN,SMS,ISO,IDF,RJT,3A,etc |
| Certificate | CE |
3. Assembling
The positioner and Valve is connected by thread. You can easily assemble them with a #32 wrench.
After assembling, the Positioner can still have 360°Rotation to fix to your favourite position.
4. 2800 Series Diaphragm Flow Characteristic
| Stroke(%) | Kv(%) | Stroke(%) | Kv(%) |
|---|---|---|---|
| 0 | 0 | 55 | 54.2 |
| 5 | 0 | 60 | 61.5 |
| 10 | 0 | 65 | 70.3 |
| 15 | 0 | 70 | 75.7 |
| 20 | 5.1 | 75 | 79.7 |
| 25 | 7.5 | 80 | 85.1 |
| 30 | 16.6 | 85 | 88.6 |
| 35 | 22.2 | 90 | 92 |
| 40 | 30.3 | 95 | 96.1 |
| 45 | 35.1 | 100 | 100 |
| 50 | 45.3 |
5. 1600 Series Positioner Electrical connections and pneumatic connections
| X1 | ||
|---|---|---|
| Pin | Description | Signal type |
| 1 | Analogue signal output + | 0/4 – 20 mA or 0 – 5/10 V |
| 2 | Binary signal output 1 | 0/24 V |
| 3 | Binary signal output 2 | 0/24 V |
| 4 | Binary signal input + | 0-3V =“0”, 15-30V =“1” |
| 5 | Signal common GND | GND |
| X2(Optional for process control only) | ||
|---|---|---|
| Pin | Description | Signal type |
| 1 | Transmitter input + | +24 V |
| 2 | Transmitter signal output | 4 - 20mA |
| 3 | Transmitter GND | GND |
| X3 | ||
|---|---|---|
| Pin | Description | Signal type |
| 1 | Power supply + | +24 V |
| 2 | Power supply GND | GND |
| 3 | Set signal input + | 0/4 – 20 mA or 0 – 5/10 V |
| 4 | Set signal input GND | GND |
| P | Air supply enter (built-in filter, filter size 5 μm) |
| R | Air exhaust |
| C | Check valve |
| A1 | Pilot air outlet 1 |
| A2 | Pilot air outlet 2 |
6. 2800 Sereis Type Selection
* Default actuator type is Single acting and normally close, Please remark if you need other type of actuators