The electric pressure transmitter ACD-302H is a high-precision and high stability digital pressure transmitter product launched by our company. This product adopts advanced digital temperature compensation and nonlinear correction technology, combined with mature pressure transmitter design and manufacturing technology, to ensure the accuracy and stability of pressure measurement. The product has obtained dual explosion-proof certification and is suitable for places with explosion-proof requirements. The product adopts a wide temperature LCD display and a metal casting shell, which can be used under harsh working conditions.
measuring medium | Liquid or gas, etc. (compatible with contact materials) |
measurement range | （-100~0~10）KPa~250MPa · When using a direct mounted flange diaphragm for remote transmission, the pressure ranges from 40KPa to 40MPa (gauge pressure) and from 40KPa to 1MPa (absolute pressure). When using a clamp type flange diaphragm for remote transmission, the pressure ranges from 6KPa to 3MPa (gauge pressure) |
accuracy class | ±0.05%FS、±0.075%FS、±0.1%FS、±0.2%FS、±0.5%FS |
stable performance | ± 0.2% URL/15 years |
power supply voltage | DC 10~30V（External power supply），DC 3.6V |
output signal | （4~20）mA（two-wire system），（1~5）VDC，（0~25）Hz，（5~30）Hz |
digital communication | RS485（Modbus-RTU），HART |
Explosion-proof rating | Ex db IIC T6 Gb/Ex ia IIC T4…T6 Ga（Only supports ACD-302） |
Protection level | IP66/IP68 |
insulation resistance | ≥100MΩ@500VDC |
insulation strength | ≤2mA@50Hz/500VAC |
ambient temperature | -40℃~85℃ · Ex db IIC T6 Gb 时，（-40 ～ 70）℃ |
atmospheric pressure | （80 ～ 106）KPa |
relative humidity | （0 ～ 95）%RH（No condensation, no condensation） |
Storage and transportation temperature | （-40 ～ 85）℃ |
