Endress+Hauser Liquisys M CPM253 - Performance characteristics

Technical data Liquisys M CPM223/253
110 Endress+Hauser
11.4 Performance characteristics
Reference temperature 25 °C (77 °F)
Resolution
Maximum
measured error
1)
Repeatability
1)
Zero point
Slope
Offset
pH: 0.01 pH
ORP: 1 mV/0.1 %
Temperature: 0.1 °C
1) acc. to IEC 746-1, for nominal operating conditions
Display
pH: max. 0.5 % of measuring range
ORP: max. 0.5 % of measuring range
Temperature: max. 1.0 % of measuring range
Signal output
pH: max. 0.75 % of measuring range
ORP: max. 0.75 % of measuring range
Temperature: max. 1.25 % of measuring range
pH: max. 0.2 % of measuring range
ORP: max. 0.2 % of measuring range
Glass: pH 5.0 to 9.0 (nominal pH 7.00)
Antimon: pH –1.0 to 3.0 (nominal pH 1.00)
ISFET: -500 to +500 mV
Glass: 38.00 to 65.00 mV/pH (nominal 59.16 mV/pH)
Antimon: 25.00 to 65.00 mV/pH (nominal 59.16 mV/pH)
ISFET: 38.00 to 65.00 mV/pH (nominal 59.16 mV/pH)
pH: ±2 pH
ORP: ±120 mV/±50 %
Temperature: ±5 °C