技術(shù)指標(biāo)(Technical Specifications)
| PH 2800/PH 221A |
測量范圍(Range) | pH : -2.00~16.00pH ORP:-2000~+2000mV |
準(zhǔn) 確 度(Accuracy) | pH : ±0.01 pH ORP:±1mV |
溫度補(bǔ)償(Temp.Comp.) | pH:Reference to25 ℃,MTC/ATC |
介質(zhì)溫度(Oper. Temp.) | -10℃~130℃ |
配套電極(Sensor) | pH :PH composite electrode; ORP:ORP Electrode |
校準(zhǔn)方式(Calibration mode) | pH :4.00;6.86;9.18 Three-point calibration |
顯示方式(Display) | Large screen parameters LCD |
電流輸出(Current output) | Isolation of reversible or migration 4~20mA |
控制輸出(Control output) | ON/OFF High limit,low limit relay |
供電電源(Power) | AC 110/220V±10% 50/60Hz |
工作條件(Working environment) | Ambient temperature:0~50℃ Relative humidity:≤85% |
外形尺寸(Dimensions) | 96×96×130mm(High×width×depth) |
開孔尺寸(Hole size) | 92×92mm |
安裝方式(Installation mode) | Panel mounted (embedded) |