| Model no. | HS-3Z |
| Flow meter type | mass flow |
| Flow meter pipe core material | 304 stainless steel |
| Valve type | electromagnetic regulating valve |
| Pipeline normal condition | close |
| Gas way | 3 gas way |
| Connector size | 1/4" |
| Measurement accuracy | ±1.0%F.S |
| Linearity | ±0.5%F.S |
| Repeat accuracy | ±0.2%F.S |
| Pressure range | -0.1~0.15Mpa |
| A way range | 0~100SCCM |
| B way range | 0~200SCCM |
| C way range | 0~500SCCM |
| flow control range | 2%-100% |
| Zero temperature drift | 0.6F.S(15-35℃) |
| Respond time | 2S |
| Working temperature | 15-50℃ |
| Working power | AC 220V 50-60Hz |