2850系列是单活塞工业用控制阀，比较适合用于单罐系统，适用于软化器、过滤器。可配合直径最大为750mm的软化罐，连续出水量（压降0.1Mpa）为11.5m3/h。外接管径一般为1-1/2″。

2850技术特性

阀体材料                                                             无铅黄铜
进/出口管径                                                        1-1/2″

流量范围（0.35Mpa进水压力）
连续出水量（压降0.1Mpa）                                  11.5m3/h
峰值出水量（压降0.175Mpa）                              15m3/h
阻力系数 Cv                                                       13.2
反洗流量（压降0.175Mpa）                                 25gpm

再生：
顺流/逆流                                                            顺流
程序调节                                                             所有再生步骤时间均可调节
最大再生时间                                                       164分钟

流量计精度 1″                                                   0.16-9.09m3/h±5%
              1-1/2″                                               0.34-17.04 m3/h±5%
流量计量程 1″                                                   标准  1.17-19.96m3
                                                                         加大  5.87-99.81m3
              1-1/2″                                               标准   2.36-40.24m3
                                                                         加大   11.83-201.23m3
无硬水旁通                                                          是

主要尺寸：
中心管直径                                                         1.5″I.D.
排水管直径                                                         1″（Male）
盐液管直径                                                         1/2″
罐体接口直径                                                      4″-8UN
阀体高度（由阀体顶端至罐体接口）                         6-1/2″

使用于软化、多介质沙滤、活性碳过滤配置参考

电源参数                                                             24v，110v，220v-50Hz，60Hz
设计压力                                                             2.1Mpa
工作压力                                                             0.14-0.84Mpa
工作温度                                                             34°-110℉

工作程序                                                              时间设置参考
1. 反洗                                                                   10分钟
2. 吸盐置换                                                             60分钟
3. 正洗                                                                   10分钟
4. 盐箱补水                                                             10分钟
5. 运行

选项
过滤                                                                    微电子控制
热水                                                                    阀体镀镍处理
手动                                                                    水力控制隔膜阀
密封外罩