CT-PD型数字压力模块是一种高精度带温度补偿型压力模块；本模块采用微处理器对传感器零点漂移、-10～55℃温度范围内非线性进行自动补偿、修正，采用高稳定度压力传感器、24位A/D转换器等高性能器件，并经过严格复杂的温度和压力老化，确保模块的精度和可靠性。　　本产品主要配合压力校验仪等使用，用于校验压力（压差）变送器、各种压力表、血压计、其它压力仪器仪表及精密压力测量。

测量介质：无腐蚀液体、气体信号输出：RS232数字输出压力范围：-100KPa～2KPa～100MPa（可任选压力量程，具体选项详见下表）：

PD01 -0.1～0.1MPa 0.1%

PD02 -0.1～0 MPa 0.1%

PD03 0～2KPa 0.05%

PD04 0～5KPa 0.05%

PD05 0～10KPa 0.05%

PD06 0～20KPa 0.05%

PD07 0～25KPa 0.05%

PD08 0～40KPa 0.05%

PD09 0～60KPa 0.05%

PD10 0～100KPa 0.05%

PD11 0～160KPa 0.05%

PD12 0～250KPa 0.05%

PD13 0～600KPa 0.05%

PD14 0～1MPa 0.05%,0.02%

PD15 0～2MPa 0.05%,0.02 %

PD16 0～2.5MPa 0.05%,0.02%

PD17 0～4MPa 0.05%,0.02%

PD18 0～6MPa 0.05%,0.02%

PD19 0～10MPa 0.05%,0.02%

PD20 0～16MPa 0.05%,0.02%

PD21 0～20MPa 0.05%,0.02%

PD22 0～25MPa 0.05%,0.02%

PD23 0～30MPa 0.05%,0.02%

PD24 0～40MPa 0.05%,0.02%

PD25 0～60MPa 0.05%,0.02%