①测试压范围 | PN | 正负压 (-100kPa~1.0MPa) |
L | 低压 (0~100kpa) | |
M | 中压 (100kPa~700kPa) | |
H | 高压 (700kPa~1.2MPa) | |
U | 超高压 (1.2MPa~5.0MPa) | |
②通道数 | 100 | 单通道 Single Channel |
200 | 双通道 Dual Channel | |
400 | 四通道 Four Channel | |
③设备类型 | D | 差压 Differential Pressure |
Z | 直压 Direct Pressure | |
④测试压类型 | 01 | 正压 Positive Pressure |
02 | 负压 Negative Pressure | |
03 | 正负压 Positive & negative |