详细说明
可置换玻璃管，用于气体或液体
指示高容量水平气体或液体的流量刻度
刻度:127mm长
精度:±10%
量程：5-120L/M到20-500L/M空气；0.5-8L/M到1-22L/M水
温度限制:121°C
安装:垂直
浮子:316SS
连接:3/8"内螺纹
分为铜质有阀、铜质无阀、不锈钢质有阀、不锈钢质无阀几种
选型表:
| 无阀铜端件 | 有阀铜端件 | 有阀不锈钢端件 | 流量（空气）scfm(SLPM) | 流量（水）GPM(LPM) |
| DR4101 | DR4141 | DR4241 | 0.2-4 (5-120) | |
| DR4103 | DR4143 | DR4243 | 0.5-11 (20-320) | |
| DR4104 | DR4144 | DR4244 | 1-16 (20-500) | |
| DR4106 | DR4146 | DR4246 | 0.1-2 (0.5-8) | |
| DR4108 | DR4148 | DR4248 | 0.2-4 (1-16) | |
| DR4109 | DR4149 | DR4249 | 0.5-5 (1-22) |
| 无阀不锈钢端件 | ||
| DR4201 | Stainless Steel, without Valve | 0.2-4 (5-120) Flow Rate (Air) |
| DR4201 | 0.2-4 (5-120) | |
| DR4203 | Stainless Steel, without Valve | 0.5-11 (20-320) Flow Rate (Air) |
| DR4203 | 0.5-11 (20-320) | |
| DR4204 | 1-16 (20-500) | 1-16 (20-320) Flow Rate (Air) |
| DR4204 | Stainless Steel, without Valve | 1-16 (20-320) Flow Rate (Air) |
| DR4206 | 0.1-2 (0.5-8) | |
| DR4206 | Stainless Steel, without Valve | |
| DR4208 | Stainless Steel, without Valve | |
| DR4208 | 0.2-4 (1-16) | |
| DR4209 | Stainless Steel, without Valve | |
| DR4209 | 0.5-5 (1-22) | |
| DR4241 | Stainless Steel, with Valve | 0.2-4 (5-120) Flow Rate (Air) |
| DR4243 | Stainless Steel, with Valve | 0.5-11 (20-320) Flow Rate (Air) |
| DR4244 | Stainless Steel, with Valve | 1-16 (20-320) Flow Rate (Air) |
| DR4246 | Stainless Steel, with Valve | |
| DR4248 | Stainless Steel, with Valve | |
| DR4249 | Stainless Steel, with Valve |
